Copyright © 2015 YEALINK NETWORK TECHNOLOGY CO., LTD Copyright © 2015 Yealink Network Technology CO., LTD. All rights reserved. No parts of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, photocopying, recording, or otherwise, for any purpose, without the express written permission of Yealink Network Technology CO., LTD. Under the law, reproducing includes translating into another language or format.
Note: This device is tested and complies with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
Yealink SIP-T21(P) E2 IP phone firmware contains third-party software under the GNU General Public License (GPL). Yealink uses software under the specific terms of the GPL. Please refer to the GPL for the exact terms and conditions of the license. The original GPL license, source code of components licensed under GPL and used in Yealink products can be downloaded online: http://www.yealink.com/GPLOpenSource.aspx?BaseInfoCateId=293&NewsCateId=293&CateId=293.
About This Guide Thank you for choosing the SIP-T21(P) E2 IP phone, exquisitely designed to provide business telephony features, such as Call Hold, Call Transfer, Busy Lamp Field, Multicast Paging and Conference over an IP network. The difference between the SIP-T21 E2 and SIP-T21P E2 IP phones is that only SIP-T21P E2 supports PoE. This guide provides everything you need to quickly use your new phone. First, verify with your system administrator that the IP network is ready for phone configuration.
User Guide for the SIP-T21(P) E2 IP Phone vi
Table of Contents About This Guide ...................................................................... v In This Guide ......................................................................................................................... v Table of Contents ..................................................................... vii Overview .................................................................................. 1 Hardware Component Instructions ..............................................
User Guide for the SIP-T21(P) E2 IP Phone Contact Management ....................................................................................................... 30 Directory........................................................................................................................... 30 Local Directory ................................................................................................................ 31 Blacklist .................................................................
Table of Contents Call Recording .................................................................................................................. 109 Hot Desking ...................................................................................................................... 111 Intercom ............................................................................................................................ 113 Outgoing Intercom Calls ..............................................................
User Guide for the SIP-T21(P) E2 IP Phone x
Overview This chapter provides the overview of the SIP-T21(P) E2 IP phone. Topics include: Hardware Component Instructions Icon Instructions LED Instructions User Interfaces Documentations If you require additional information or assistance with your new phone, contact your system administrator. The main hardware components of the SIP-T21(P) E2 IP phone are the LCD screen and the keypad.
User Guide for the SIP-T21(P) E2 IP Phone Hardware component instructions of the SIP-T21(P) E2 IP phone are: Item Description Shows information about calls, messages, soft keys, time, date and other relevant data: • Call information—caller ID, call duration ① LCD Screen • Icons (for example, ) • Missed call text or second incoming caller information • Prompt text (for example, "Saving config file!") • Time and date ② Power Indicator LED ③ Line Keys ④ Soft Key Indicates phone power status and p
Overview Icons appearing on the LCD screen are described in the following table: Icon Description Network is unavailable Registered successfully Register failed Registering Hands-free speakerphone mode Handset mode Headset mode Multi-lingual lowercase letters input mode Multi-lingual uppercase letters input mode Alphanumeric input mode Numeric input mode Multi-lingual uppercase and lowercase letters input mode Voice Mail Text Message Auto Answer Do Not Disturb Call Forwarded/Forwarded Calls Call Hold Ring
User Guide for the SIP-T21(P) E2 IP Phone Icon Description Call Mute Received Calls Placed Calls Missed Calls Recording box is full A call cannot be recorded Recording starts successfully Recording cannot be started Recording cannot be stopped The contact icon Power Indicator LED LED Status Description Solid red The phone is initializing. Fast flashing red (300ms) The phone is ringing. Slow flashing red (1s) The phone receives a voice mail or text message. The phone is powered off.
Overview LED Status Description Slow flashing green The call is placed on hold. Off The line is inactive. Line key LED (configured as a BLF key or BLF List key) LED Status Description Solid green The monitored user is idle. Fast flashing red (200ms) The monitored user receives an incoming call. The monitored user is busy. Solid red The monitored user’s conversation is placed on hold (This LED status requires server support).
User Guide for the SIP-T21(P) E2 IP Phone You can customize your phone by pressing the Menu soft key to access the phone user interface. The Advanced Settings option is only accessible to the administrator, and the default administrator password is “admin” (case-sensitive). For more information on customizing your phone with the available options from the phone user interface, refer to Customizing Your Phone on page 19.
Overview Options Phone User Interface --Logo Customization x --DSS Keys √ --Account Management √ --Dial Plan x --Emergency Number x --Live Dialpad x --Hotline √ Web User Interface Basic Call Features --Recent Call In Dialing x --Auto Answer √ --Auto Redial √ --Call Completion √ --ReCall √ -- Do Not Disturb (DND) √ --Call Forward √ --Call Transfer √ --Call Waiting √ --Conference x --Call Park √ --Call Pickup √ --Anonymous Call √ --Anonymous Call Rejection √ √ Ad
User Guide for the SIP-T21(P) E2 IP Phone Options Phone User Interface --SIP Server 1/2 √ --Server Option x --Registrar Port Note Web User Interface x --Outbound Status √ --Outbound Proxy √ --NAT Traversal x --STUN Status √ --STUN Server √ The table above lists most of the feature options. Please refer to the relevant sections for more information. The following table shows documentations available for the SIP-T21(P) E2 IP phone.
Getting Started This chapter provides basic installation instructions and information for obtaining the best performance with the SIP-T21(P) E2 IP phone. Topics include: Packaging Contents Phone Installation Phone Initialization Phone Status Basic Network Settings Registration Idle Screen If you require additional information or assistance with your new phone, contact your system administrator.
User Guide for the SIP-T21(P) E2 IP Phone Phone Stand Handset & Handset Cord Ethernet Cable Quick Start Guide Check the list before installation. If you find anything missing, contact your system administrator. The following items are optional accessories for your SIP-T21(P) E2 IP phone. You need to purchase them separately if required.
Getting Started Power Adapter Headset If your phone is already installed, proceed to Phone Initialization on page 13.
User Guide for the SIP-T21(P) E2 IP Phone 2) Connect the handset and optional headset 3) Connect the network and power You have two options for power and network connections. Your system administrator will advise you which one to use. Note AC power Power over Ethernet (PoE) PoE is not applicable to the SIP-T21 E2 IP phone. AC Power To connect the AC power: 1.
Getting Started available port on the in-line power switch/hub. Note If in-line power is provided, you don’t need to connect the phone to the power adapter. Make sure the switch/hub is PoE-compliant. The phone can also share the network with another network device such as a PC (personal computer). This is an optional connection. Important! Do not remove power from the phone while it is updating firmware and configurations.
User Guide for the SIP-T21(P) E2 IP Phone Note Account status (e.g., register status of SIP accounts). You can view device certificate status via phone user interface only. To view the phone status via phone user interface: 1. Press , or press Menu->Status. 2. Press or to scroll through the list and view the specific information. To view the phone status via web user interface: 14 1. Open a web browser of your computer. 2.
Getting Started The phone status is displayed on the first page of the web user interface. If your phone cannot contact a DHCP server for any reason, you need to configure network settings manually. The IP phone can support either or both IPv4 and IPv6 addresses. To configure the IP address mode via phone user interface: 1. Press Menu->Settings->Advanced Settings (default password: admin) ->Network->WAN Port. 2.
User Guide for the SIP-T21(P) E2 IP Phone 3. Press to select Static IPv4 Client and then press the Enter soft key. 4. Enter the desired values in the IPv4, Subnet Mask, Default Gateway, IPv4 Pri.DNS and IPv4 Sec.DNS fields respectively. 5. Press the Save soft key to accept the change or the Back soft key to cancel. To configure a static IPv6 address via phone user interface: 1. Press Menu->Settings->Advanced Settings (default password: admin) ->Network->WAN Port. 2.
Getting Started Note 5. Enter the user name and password in the corresponding fields. 6. Press the Save soft key to accept the change or the Back soft key to cancel. Wrong network settings may result in inaccessibility of your phone and may also have an impact on your network performance. For more information on these parameters, contact your system administrator. Generally, your phone will be deployed with multiple other phones.
User Guide for the SIP-T21(P) E2 IP Phone 18
Customizing Your Phone You can customize your SIP-T21(P) E2 IP phone by personally configuring certain settings, for example, contrast, language and time & date. You can add contacts to the phone’s local directory manually or from call history. You can also personalize different ring tones for different callers. This chapter provides basic operating instructions for customizing your phone.
User Guide for the SIP-T21(P) E2 IP Phone You can configure the backlight to adjust the brightness of the LCD screen. Backlight status on the LCD screen can be configured from the following options: Always On: Backlight is on permanently. Always Off: Backlight is off permanently. 15s, 30s, 60s, 120s, 300s, 600s or 1800s: Backlight is turned off when the phone is inactive after the designated time (in seconds). To configure the backlight via phone user interface: 1.
Customizing Your Phone Text displayed on the phone user interface will change to the selected language. To change the language for the web user interface: 1. Click on Settings->Preference. 2. Select the desired language from the pull-down list of Language. 3. Click Confirm to accept the change. Text displayed on the web user interface will change to the selected language. The time and date are displayed on the LCD screen when the phone is idle.
User Guide for the SIP-T21(P) E2 IP Phone 5. Press or , or the Switch soft key to select the desired time zone name from the Location field. The default time zone name is China(Beijing). 6. Note Press the Save soft key to accept the change or the Back soft key to cancel. Please refer to Appendix A - Time Zones for the list of available time zones on the IP phone. To configure the time and date manually via phone user interface: 1. Press Menu->Settings->Basic Settings->Time & Date->Manual Settings.
Customizing Your Phone The date formats available: Date Format Example (2015-01-07) WWW MMM DD Wed Jan 07 DD-MMM-YY 07-Jan-15 YYYY-MM-DD 2015-01-07 DD/MM/YYYY 07/01/2015 MM/DD/YY 01/07/15 DD MMM YYYY 07 Jan 2015 WWW DD MMM Wed 07 Jan Time and date are configurable via web user interface at the path Settings->Time & Date. The Advanced Settings option is only accessible to the administrator. The default administrator password is “admin”.
User Guide for the SIP-T21(P) E2 IP Phone You can set the “#” or “*” to perform as a send key while dialing. To configure key as send via phone user interface: 1. Press Menu->Features->Key as send. 2. Press or , or the Switch soft key to select # or * from the Key as send field, or select Disabled to disable this feature. 3. Press the Save soft key to accept the change or the Back soft key to cancel. Key as send is configurable via web user interface at the path Features->General Information.
Customizing Your Phone To activate the phone lock via phone user interface: 1. Press Menu->Settings->Advanced Settings (default password: admin) ->Phone Lock. 2. Press or , or the Switch soft key to select Enabled from the Lock Enable or , or the Switch soft key to select the desired type from the Lock field. 3. Press Type field. 4. (Optional.) Enter the desired interval of automatic phone lock in the Lock Time Out field The default timeout is 0.
User Guide for the SIP-T21(P) E2 IP Phone respectively. 3. Note Press the Save soft key to accept the change or the Back soft key to cancel. The unlock PIN length must be within 15 digits. To unlock the phone via phone user interface: 1. Press any locked key, the LCD screen prompts “Unlock PIN”. 2. Enter the PIN in the Unlock PIN field. 3. Press the OK soft key to unlock the phone. The icon disappears from the LCD screen.
Customizing Your Phone Phone lock is configurable via web user interface at the path Features->Phone Lock. You can press the Volume key to adjust the ringer volume when the phone is idle. You can also press the Volume key to adjust the receiver volume of currently engaged audio devices (handset, speakerphone or headset) when the phone is in use. To adjust the volume when the phone is idle: 1. Note Press to adjust the ringer volume.
User Guide for the SIP-T21(P) E2 IP Phone To select a ring tone for the phone via phone user interface: 1. Press Menu->Settings->Basic Settings->Sound->Ring Tones->Common. 2. Press 3. Press the Save soft key to accept the change or the Back soft key to cancel. or to select the desired ring tone. A ring tone for the phone is configurable via web user interface at the path Settings->Preference->Ring Type. To select a ring tone for the account via phone user interface: 28 1.
Customizing Your Phone If Common is selected, this account will use the ring tone selected for the phone. 4. Press the Save soft key to accept the change or the Back soft key to cancel. A ring tone for the account is configurable via web user interface at the path Account->Basic->Ring Type. To upload a custom ring tone for your phone via web user interface: 1. Click on Settings->Preference. 2. In the Upload Ringtone field, click Browse to locate a ring tone (the file format must be *.
User Guide for the SIP-T21(P) E2 IP Phone This section provides the operating instructions for managing contacts. Topics include: Directory Local Directory Blacklist Remote Phone Book Directory provides easy access to frequently used lists. The lists may contain Local Directory, History, Remote Phone Book and LDAP. To configure the directory via web user interface: 1. Click on Directory->Setting. 2.
Customizing Your Phone 7. Note Click Confirm to accept the change. Directory is configurable via web user interface only. To check the directory via phone user interface: 1. Press the Dir soft key when the phone is idle. The LCD screen displays the enabled list(s) in the directory. If there is only one list in the directory, press the Dir soft key to enter this list directly.
User Guide for the SIP-T21(P) E2 IP Phone 2. Press the AddGr soft key. 3. Enter the desired group name in the Name field. 4. Press or to select the desired group ring tone from the Ring field. If Auto is selected, this group will use the ring tone specified for the contact. If no ring tone is specified for the contact, it will then play the ring tone specified for the account. For more information on the ring tone for the account, refer to Ring Tones on page 27. 5.
Customizing Your Phone 4. Press or to scroll through the group information and then edit. 5. Press the Save soft key to accept change or the Back soft key to cancel. To delete a group from the local directory: 1. Press the Dir soft key. The IP phone enters the local directory directly as there is only Local Directory enabled in the directory by default. If Local Directory is removed from the directory, press Menu->Directory->Local Directory to enter the local directory. 2.
User Guide for the SIP-T21(P) E2 IP Phone From call history From a remote phone book Adding Contacts Manually To add a contact to the local directory manually: 1. Press the Dir soft key. The IP phone enters the local directory directly as there is only Local Directory enabled in the directory by default. If Local Directory is removed from the directory, press Menu->Directory->Local Directory to enter the local directory. 2. Select the desired contact group and then press the Enter soft key. 3.
Customizing Your Phone Adding Contacts from Call History To add a contact to the local directory from the call history: 1. Press the History soft key. 2. Press 3. Press the Option soft key, and then select Add to Contacts. 4. Enter the contact name. 5. Press the Save soft key to accept the change. or to highlight the desired entry. The entry is successfully saved to the local directory. Adding Contacts from Remote Phone Book To add a contact to the local directory from remote phone book: 1.
User Guide for the SIP-T21(P) E2 IP Phone To edit a contact in the local directory: 1. Press the Dir soft key. The IP phone enters the local directory directly as there is only Local Directory enabled in the directory by default. If Local Directory is removed from the directory, press Menu->Directory->Local Directory to enter the local directory. 2. Select the desired contact group and then press the Enter soft key. 3. Press 4. Press the Option soft key, and then select Detail. 5. Press 6.
Customizing Your Phone 2. Select the desired contact group and then press the Enter soft key. 3. Press 4. Press the Option soft key, and then select Delete. or to highlight the desired contact. The LCD screen prompts the following warning: 5. Press the OK soft key to confirm the deletion or the Cancel soft key to cancel. You can also delete all contacts by pressing the Option soft key, and then select Delete All. To place a call to a contact from the local directory: 1. Press the Dir soft key.
User Guide for the SIP-T21(P) E2 IP Phone To search for a contact in the local directory: 1. Press the Dir soft key. The IP phone enters the local directory directly as there is only Local Directory enabled in the directory by default. If Local Directory is removed from the directory, press Menu->Directory->Local Directory to enter the local directory. 2. Press or to scroll to the All Contacts field. 3. Press the Search soft key. 4.
Customizing Your Phone The LCD screen will display search results in the adjusted order. 6. Note Click Confirm to accept the change. Search source list in dialing is configurable via web user interface only. To search for a contact in the enabled search source lists: 1. Pick up the handset, press the speakerphone or press the line key. 2. Enter a few continuous characters of the entry’s name or continuous numbers of the entry’s phone number (office, mobile or other number) using the keypad.
User Guide for the SIP-T21(P) E2 IP Phone You can manage your phone’s local directory via phone user interface or web user interface. But you can only import or export the contact list via web user interface. To import an XML file of contact list via web user interface: 1. Click on Directory->Local Directory. 2. Click Browse to locate a contact list file (the file format must be *.xml) from your local system. 3. Click Import XML to import the contact list.
Customizing Your Phone 6. (Optional.) Select the contact information you want to import into the local directory from the pull-down list of Index. 7. Click Import to complete importing the contact list. To export a contact list via web user interface: 1. Click on Directory->Local Directory. 2. Click Export XML (or Export CSV). 3. Click Save to save the contact list to your local system. Note Importing/exporting contact lists is available via web user interface only.
User Guide for the SIP-T21(P) E2 IP Phone 3. Enter the name and the office, mobile or other numbers in the corresponding fields. 4. Press or , or the Switch soft key to select the desired account from the Account field. If Auto is selected, the phone will use the default account when placing calls to the contact from the blacklist directory. 5. Press the Add soft key to accept the change or the Back soft key to cancel. To add a contact to the blacklist directory from the local directory: 1.
Customizing Your Phone You can add new contacts to the local directory, search for a contact, or simply dial a contact number from the remote phone book. You can configure your new phone to access up to 5 remote phone books. For the access URL of the remote phone book, contact your system administrator. To configure an access URL for a remote phone book via web user interface: 1. Click on Directory->Remote Phone Book. 2. Enter the access URL in the Remote URL field. 3.
User Guide for the SIP-T21(P) E2 IP Phone To search for a contact in the remote phone book: 1. Press Menu->Directory->Remote Phone Book. If Remote Phone Book is added to the directory, press Dir->Remote Phone Book to enter the remote phone book. 2. Select the desired remote group, and then press the Enter soft key to load the remote phone book. 3. Press the Search soft key. 4. Enter a few continuous characters of the contact name or continuous numbers of the contact number using the keypad.
Customizing Your Phone 3. Enter the desired refresh period in the Update Time Interval (Seconds) field. The default value is 21600 seconds. 4. Click Confirm to accept the change. The SIP-T21(P) E2 IP phone maintains call history lists of Placed calls, Received calls, Missed calls and Forwarded calls. Each call history list supports up to 100 entries. You can view call history, place a call, add a contact or delete an entry from the call history list. History record feature is enabled by default.
User Guide for the SIP-T21(P) E2 IP Phone 4. Press the Option soft key, and then select Detail. The detailed information of the entry appears on the LCD screen. To place a call from the call history list: 1. Press the History soft key. 2. Press or to switch between All Calls, Placed Calls, Received Calls, Missed Calls and Forwarded Calls. 3. Press or to select the desired entry. 4. Press the Send soft key.
Customizing Your Phone The LCD screen prompts "Delete all the call records?". 5. Press the OK soft key to confirm the deletion or the Cancel soft key to cancel. You can upload your custom logo which will be shown on the idle screen. To upload a custom logo via web user interface: 1. Click on Features->General Information. 2. Select Custom Logo from the pull-down list of Use Logo. 3. Click Browse to locate the logo file from your local system. 4. Click Upload to upload the file.
User Guide for the SIP-T21(P) E2 IP Phone 5. Note Click Confirm to accept the change. Delete item will appear after you upload a custom logo, you can click Delete to delete the custom logo. The logo file format must be *.dob, contact your system administrator for more information. A custom logo can be uploaded via web user interface only. If you want to use a headset, physically connect your headset and activate the headset mode for use.
Customizing Your Phone 2. Select Enabled from the pull-down list of Headset Prior. 3. Click Confirm to accept the change. To use headset prior feature, you should activate the headset mode in advance: Note 1. Physically connect the headset. 2. Press to activate the headset mode. If headset prior is enabled, the headset mode will not be deactivated until you press the Headset key again.
User Guide for the SIP-T21(P) E2 IP Phone To enable dual headset via web user interface: 1. Click on Features->General Information. 2. Select Enabled from the pull-down list of Dual-Headset. 3. Click Confirm to accept the change. Note Dual headset is configurable via web user interface only. There are two types of DSS keys: Line Keys and Programmable Keys. The details will be introduced in the following. The SIP-T21(P) E2 IP phone supports 2 line keys.
Customizing Your Phone 5. (Optional.) Select the desired line from the Account ID field. 6. (Optional.) Enter the corresponding value in the Value field. 7. (Optional.) Enter the corresponding value in the Extension field. 8. Press the Save soft key to accept the change or the Back soft key to cancel. Line key is configurable via web user interface at the path DSSKey->Line Key. Note When the phone is idle, you can also long press the line key to configure it directly on the phone.
User Guide for the SIP-T21(P) E2 IP Phone Line You can use this key feature to accept incoming calls, place active calls on hold or resume a held call. It performs in the same way as a hard line key. Dependencies: Type (Line) Account ID (the account this feature will be applied to) Usage: When the phone receives an incoming call, the DSS key LED flashes green: 1. Press the DSS key to accept the incoming call. 2. Press the DSS key to place a new call and the active call is placed on hold. 3.
Customizing Your Phone their own group. Dependencies: Type (Key Event) Key Type (GPickup) Account ID (the account this feature will be applied to) Value (the group pickup feature code) Usage: Press the DSS key on your phone when a phone number in the group receives an incoming call. The call is answered on your phone. DTMF You can use this key feature to send the specification of arbitrary key sequences via DTMF.
User Guide for the SIP-T21(P) E2 IP Phone Dependencies: Type (Key Event) Key Type (XML Group) PhoneBook (the remote group name you want to access if remote phone book is configured) Usage: Press the DSS key to access the remote group specified in the PhoneBook field. XML Browser You can use this key feature to quickly access a XML browser. The XML browser allows you to create custom services which meet your functional requirements on the server.
Customizing Your Phone Key Type (FWD) Value (the number you want to forward to) Usage: Press the DSS key to forward an incoming call to the number specified in the Value field. Note If the Value field is left blank, the DSS key performs the same as the FWD soft key when receiving an incoming call. Transfer When there is an active call on the phone, you can use this key feature to handle the call differently depending on the transfer mode assigned to the DSS key.
User Guide for the SIP-T21(P) E2 IP Phone (DND) on page 80. Dependencies: Type (Key Event) Key Type (DND) Usage: When DND is in phone mode: Press the DSS key to activate DND. Press the DSS key again to deactivate DND. When DND is in custom mode: 1. Press the DSS key to access the custom DND screen. You can activate or deactivate DND for one or all accounts. Note When DND is activated, the DND key LED will illuminate solid green, and the incoming calls will be rejected automatically.
Customizing Your Phone Usage: 1. Press the DSS key to access the zero touch screen. 2. Press the OK soft key within a few seconds. 3. Configure the network parameters in the corresponding fields. 4. Press the Next soft key. 5. Configure the auto provision parameters in the corresponding fields. 6. Press the OK soft key. The phone will reboot to update configurations. URL You can use this key feature to trigger the phone to send an HTTP GET request containing a specific URL.
User Guide for the SIP-T21(P) E2 IP Phone You can customize the soft keys, navigation keys and function keys. To customize the programmable keys via web user interface: 1. Click on DSSKey->Programable Key. 2. Customize specific features for these keys. 3. Click Confirm to accept the change. You can click Reset to default to reset custom settings to defaults. Then you can press the keys on the phone to perform the features you configured.
Customizing Your Phone You can register one or multiple accounts on the SIP-T21(P) E2 IP phone. You can also configure each line key to associate with an account or configure multiple line keys to associate with an account. To register an account via phone user interface: 1. Press Menu->Settings->Advanced Settings (default password: admin) ->Accounts. 2. Select the desired account and then press the Enter soft key. 3. Select Enabled from the Active Line field. 4.
User Guide for the SIP-T21(P) E2 IP Phone You can configure multiple line keys to associate with an account. This enhances call visualization and simplifies call handling. Incoming calls to this account will be distributed evenly among the available line keys. Outgoing calls will be distributed similarly. Your phone can be configured to have a combination of accounts with a single line key and accounts with multiple line keys.
Customizing Your Phone placed in the parenthesis. The number directs to the right parenthesis when there are more than one. Example: A replace rule configuration, Prefix: "001(xxx)45(xx)", Replace: "9001$145$2". When you dial out "0012354599" on your phone, the IP phone will replace the number with "90012354599". “$1” means 3 digits in the first parenthesis, that is, “235”. “$2” means 2 digits in the second parenthesis, that is, “99”.
User Guide for the SIP-T21(P) E2 IP Phone When you enter the number “1” using the keypad and then press the Send soft key, the phone will dial out “1234” instead. Note The valid values of Account field can be one or two digits between 1 and 2. Each digit must be separated by a comma. For example, when you enter the value “1, 2” in the Account field, this replace rule will apply to account1 and account2. If you leave the Account field blank or enter 0, the replace rule will apply to all accounts.
Customizing Your Phone For more information on the valid values of Account field, refer to Replace Rule on page 61. 4. Click Add to add the dial-now rule. When you enter the number “123” using the keypad, the phone will dial out “123” automatically without pressing any key. Note You can also edit or delete the dial-now rule, refer to Replace Rule on page 61 for more information. Dial-now rule is configurable via web user interface only.
User Guide for the SIP-T21(P) E2 IP Phone 3. Enter the time between 1 and 14 (seconds) in the Time-Out for Dial-Now Rule field. 4. Click Confirm to accept the change. Note Delay time for dial-now rule is configurable via web user interface only. Area codes are also known as Numbering Plan Areas (NPAs). They usually indicate geographical areas in a country. This feature is necessary when dialing a phone number outside the code area.
Customizing Your Phone For more information on the valid values of Account field, refer to Replace Rule on page 61. 4. Note Click Confirm to accept the change. The default values of minimum and maximum length are 1 and 15 respectively. Area code is configurable via web user interface only. You can block some specific numbers (up to 10) from being dialed on your phone. When you dial a block out number on your phone, the dialing will fail and the LCD screen will prompt "Forbidden Number".
User Guide for the SIP-T21(P) E2 IP Phone For more information on the valid values of Account field, refer to Replace Rule on page 61. 4. Note Click Confirm to add the block out number. Block out number is configurable via web user interface only. Public telephone networks in countries around the world have a single emergency telephone number (emergency services number), that allows a caller to contact local emergency services for assistance when necessary.
Customizing Your Phone For multiple numbers, enter a comma between every two emergency numbers. The default emergency numbers are 112, 911 and 110. 3. Note Click Confirm to accept the change. Emergency number is configurable via web user interface only. You can enable live dialpad on the SIP-T21(P) E2 IP phone, which enables the IP phone to automatically dial out a phone number without the pressing of the send key.
User Guide for the SIP-T21(P) E2 IP Phone The default delay time is 4 seconds. 4. Note Click Confirm to accept the change. Live dialpad is configurable via web user interface only. You can dial a hotline number immediately upon lifting the handset, pressing the Speakerphone key or the line key. You can also configure a delay, where the phone will dial out the hotline number automatically after the designated period of time. To configure the hot line number via phone user interface: 1.
Basic Call Features The SIP-T21(P) E2 IP phone is designed to be easily used like a regular phone on a public switched telephone network (PSTN). You can place calls, answer calls, transfer a call to someone else, or conduct a conference call. This chapter provides basic operating instructions for the SIP-T21(P) E2 IP phone.
User Guide for the SIP-T21(P) E2 IP Phone Using the speakerphone Using the headset You can also dial the number first, and then choose the way you want to speak to the other party. You can also search and dial a contact from call history, local directory or remote phone book. For more information, refer to Contact Management on page 30 and Call History Management on page 45.
Basic Call Features To place a call using the headset: Do one of the following: - With the optional headset connected, press to activate the headset mode. Press the line key to obtain a dial tone. Enter the desired number using the keypad. Press - , , or the Send soft key. With the optional headset connected, press to activate the headset mode. Enter the desired number using the keypad. Press Note , , or the Send soft key. To permanently use the headset mode, refer to Headset Prior on page 48.
User Guide for the SIP-T21(P) E2 IP Phone Using the handset Using the speakerphone Using the headset Note You can reject incoming calls by pressing the Reject soft key or the X key. You can also activate Do Not Disturb mode to ignore all incoming calls without ring on your phone. For more information, refer to Do Not Disturb (DND) on page 80. You can forward incoming calls to someone else by pressing the FWD soft key. For more information, refer to Call Forward on page 83.
Basic Call Features The incoming call is answered and the original call is placed on hold. To end a call: Do one of the following: - If you are using the handset, press the EndCall soft key or hang up the handset. - If you are using the headset, press the EndCall soft key. - If you are using the speakerphone, press or the EndCall soft key. To redial the last dialed number from your phone: 1. Press twice. A call to your last dialed number is attempted.
User Guide for the SIP-T21(P) E2 IP Phone To view the placed calls list when the phone is in the pre-dialing screen, you should enable recent call in dialing in advance. To enable recent call in dialing via web user interface: 1. Click on Directory->Setting. 2. Select Enabled from the pull-down list of Recent Call In Dialing. 3. Click Confirm to accept the change. Note Recent call in dialing is configurable via web user interface only.
Basic Call Features You can use auto answer to automatically answer an incoming call on a line. Auto answer is configurable on a per-line basis. To configure auto answer via phone user interface: 1. Press Menu->Features->Auto Answer. 2. Press or , or the Switch soft key to select the desired account from the Line or , or the Switch soft key to select Enabled from the Status field. ID field. 3. Press 4. Press the Save soft key to accept the change or the Back soft key to cancel.
User Guide for the SIP-T21(P) E2 IP Phone You can enable auto redial to automatically redial a phone number when the called party is busy. You can also configure the number of auto redial attempts and the time to wait between redial attempts. To configure auto redial via phone user interface: 1. Press Menu->Features->Auto Redial. 2. Press or , or the Switch soft key to select Enabled from the Auto Redial field. 3. Enter the desired time (in seconds) in the Redial Interval field.
Basic Call Features 2. Wait for the designated period of time or press the OK soft key to redial the phone number. The phone will retry as many times as configured until the called party is idle. You can use call completion to notify the caller who failed to reach a desired party when the party becomes available to receive a call. To configure call completion via phone user interface: 1. Press Menu->Features->Call Completion. 2.
User Guide for the SIP-T21(P) E2 IP Phone When the called party is busy, the following prompt will appear on the LCD screen of the phone: 2. Note Press the OK soft key to redial the number. Call completion is not available on all servers. For more information, contact your system administrator. You can press a recall key to place a call back to the last incoming call. To configure a recall key via phone user interface: 1. Press Menu->Features->DSS Keys. 2. Select a desired DSS key. 3.
Basic Call Features You can mute the microphone of the active audio device during an active call so that the other party cannot hear you. Call mute applies to all modes (Handset, Headset and Speakerphone). To mute a call: 1. Press during an active call. The LCD screen indicates that the call is now muted. To un-mute a call: 1. Press again to un-mute the call. You can place an active call on hold. Only one active call can be in progress at any time.
User Guide for the SIP-T21(P) E2 IP Phone To resume a held call: 1. Press the Resume soft key. Multiple Calls on Hold: If multiple calls are placed on hold, do one of the following: Press - or to switch between the calls, and then press the Resume soft key to retrieve the desired call. Press the corresponding line key to retrieve the call.
Basic Call Features Note 2. In the DND block, mark the desired radio box in the Mode field. 3. Click Confirm to accept the change. DND mode is configurable via web user interface only. To activate DND in phone mode: 1. Press the DND soft key when the phone is idle. The icon on the status bar indicates that DND is enabled. Incoming calls will be rejected automatically and "n New Missed Call(s)" ("n" indicates the number of the missed calls) will appear on the LCD screen.
User Guide for the SIP-T21(P) E2 IP Phone To activate DND in custom mode for a specific account: 1. Press the DND soft key when the phone is idle. The LCD screen displays a list of accounts registered on the phone. 2. Press or to select the desired account and then press the Enter soft key. 3. Press or , or the Switch soft key to select Enabled from the DND Enable field. 4. Press the Save soft key to accept the change.
Basic Call Features The icon appears on the status bar and all line icons change to . Incoming calls will be rejected automatically, and the LCD screen will prompt "n New Missed Call(s)" ("n" indicates the number of missed calls). To configure the DND authorized numbers via web user interface: 1. Click on Features->Forward & DND. 2. Select Enabled from the pull-down list of DND Emergency. 3. Enter the numbers in the DND Authorized Numbers field.
User Guide for the SIP-T21(P) E2 IP Phone Static Forwarding Three types of static forwarding: Always Forward: Incoming calls are immediately forwarded. Busy Forward: Incoming calls are immediately forwarded if the phone is busy. No Answer Forward: Incoming calls are forwarded if not answered after a period of time. You can enable/disable call forward for the phone system, or you can customize call forward for each or all accounts.
Basic Call Features 3. Depending on your selection: a.) If you select Always Forward: 1) Press or , or the Switch soft key to select Enabled from the Always Forward field. 2) Enter the destination number you want to forward all incoming calls to in the Forward to field. 3) (Optional.) Enter the always forward on code or off code respectively in the On Code or Off Code field. b.) If you select Busy Forward: 1) Press or , or the Switch soft key to select Enabled from the Busy Forward field.
User Guide for the SIP-T21(P) E2 IP Phone before forwarding from the After Ring Time field. The default ring time is 12 seconds. 4) (Optional.) Enter the no answer forward on code or off code respectively in the On Code or Off Code field. 4. Press the Save soft key to accept the change or the Back soft key to cancel. The icon on the status bar indicates that the call forward is enabled. To enable call forward in custom mode: 1. Press Menu->Features->Call Forward. 2.
Basic Call Features The LCD screen prompts “Copy to all lines?”. 3) b.) Press the OK soft key to accept the change or the Cancel soft key to cancel. If you select Busy Forward, you can enable it for a specific account. 1) Press or , or the Switch soft key to select Enabled from the Busy Forward field. 2) Enter the destination number you want to forward all incoming calls to when the phone is busy in the Forward to field. 3) (Optional.
User Guide for the SIP-T21(P) E2 IP Phone 1) Press or , or the Switch soft key to select Enabled from the No Answer Forward field. 2) Enter the destination number you want to forward all unanswered incoming calls to in the Forward to field. 3) Press or , or the Switch soft key to select the ring time to wait before forwarding from the After Ring Time field. The default ring time is 12 seconds. 4) (Optional.
Basic Call Features To disable call forward in phone mode: Do one of the following: - Press - Press Menu->Features->Call Forward. Press when the phone is idle. or to select the desired forwarding type and then press the Enter soft or , or the Switch soft key to select Disabled to disable the call key. Press forward. Press the Save soft key to accept the change. To disable call forward in custom mode for a specific account: 1. Press Menu->Features->Call Forward or press when the phone is idle.
User Guide for the SIP-T21(P) E2 IP Phone You can transfer a call to another party in one of three ways: Blind Transfer: Transfer a call directly to another party without consulting. Semi-Attended Transfer: Transfer a call when the target phone is ringing. Attended Transfer: Transfer a call with prior consulting. To perform a blind transfer: 1. Press or the Tran soft key during a call. 2. Enter the number you want to transfer the call to. 3.
Basic Call Features or to select the entry (Directory should be configured in advance. Refer to Directory on page 30 for more information). - Press the Dir soft key, and then select Remote Phone Book. Select the desired group and search for the contact (Directory and remote phone book should be configured in advance. Refer to Directory on page 30 and Remote Phone Book on page 43 for more information). 3. Press or to dial out. 4.
User Guide for the SIP-T21(P) E2 IP Phone You can create a conference with other two parties using the phone’s local conference. You can create a conference between an active call and a call on hold by pressing the Conf soft key. The SIP-T21(P) E2 IP phone also supports network conference. Network conference is not available on all servers. For more information, contact your system administrator. Note The SIP-T21(P) E2 IP phone supports up to 3 parties (including yourself) in a conference call.
Basic Call Features - Press the Manage soft key, and then press - or to select the desired party: Press the Far Mute soft key to forbid the party from speaking. The muted party can hear everyone, but no one can hear the muted party. - Press the Remove soft key to remove the party from the conference call. - Press the NewCall soft key to place a new call. - Press the Back soft key to return to the previous screen. - Press to mute the conference call.
User Guide for the SIP-T21(P) E2 IP Phone 5. Enter the conference URI (e.g., conference@example.com) in the Conference URI field. 6. Click Confirm to accept the change. To set up a network conference call: 1. Place a call to the first party. 2. Press the Conf soft key to place a new call. The active call is placed on hold. 3. Enter the number of the second party and press , , or the Send soft key. 4.
Basic Call Features or a visible prompt on the LCD screen. Note Call park is not available on all servers. Contact your system administrator for more information. To configure a call park key via phone user interface: 1. Press Menu->Features->DSS Keys. 2. Select the desired DSS key. 3. Press or , or the Switch soft key to select Key Event from the Type field. 4. Press or , or the Switch soft key to select Call Park from the Key Type field. 5.
User Guide for the SIP-T21(P) E2 IP Phone The system establishes call between phone C and B. Note The call park code and call park retrieve code are predefined on the system server. Contact your system administrator for more information. If the parked call is not retrieved within a period of time assigned by the system, the phone performing call park will receive call back. You can use call pickup to answer someone else’s incoming call on your phone.
Basic Call Features 3. Enter the directed call pickup code in the Directed Call Pickup Code field. 4. Click Confirm to accept the change. To configure the directed call pickup code on a per-line basis via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Enter the directed call pickup code in the Directed Call Pickup Code field. 5. Click Confirm to accept the change.
User Guide for the SIP-T21(P) E2 IP Phone To pick up a call directly: 1. Pick up the handset, press the speakerphone or press the line key and then press the More soft key. The DPickup soft key appears on the LCD screen. 2. Press the DPickup soft key on your phone when the target phone receives an incoming call. 3. Enter the phone number which is receiving an incoming call. 4. Press the DPickup soft key again. The call is answered on your phone.
Basic Call Features Group Call Pickup To enable group call pickup and configure the group call pickup code on a global basis via web user interface: 1. Click on Features->Call Pickup. 2. Select Enabled from the pull-down list of Group Call Pickup. 3. Enter the group call pickup code in the Group Call Pickup Code field. 4. Click Confirm to accept the change.
User Guide for the SIP-T21(P) E2 IP Phone To configure the group call pickup code on a per-line basis via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Enter the group call pickup code in the Group Call Pickup Code field. 5. Click Confirm to accept the change. To pick up a call in the group: 1. Pick up the handset, press the speakerphone or press the line key. The GPickup soft key appears on the LCD screen. 2.
Basic Call Features You can also configure a DSS key as group pickup key via phone user interface or web user interface. Once configured, you can pick up a call by pressing the group pickup key directly. Note The directed call pickup code and group call pickup code are predefined on the system server. Contact your system administrator for more information. The call pickup code configured on a per-line basis takes precedence over that configured on a global basis.
User Guide for the SIP-T21(P) E2 IP Phone To place an anonymous call: 1. Using the specific line on the phone to place a call to phone B. The LCD screen of phone B prompts an incoming call from anonymity. You can use anonymous call rejection to reject incoming calls from anonymous callers. Anonymous call rejection automatically rejects incoming calls from callers who deliberately block their identities and numbers from being displayed. Anonymous call rejection is configurable on a per-line basis.
Basic Call Features Anonymous call rejection is configurable via web user interface at the path Account->Basic.
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Advanced Phone Features This chapter provides operating instructions for the advanced features of the SIP-T21(P) E2 IP phone. Topics include: Busy Lamp Field (BLF) BLF List Call Recording Hot Desking Intercom Multicast Paging Music on Hold Automatic Call Distribution (ACD) Messages If you require additional information or assistance with your new phone, contact your system administrator. You can use BLF to monitor a specific line for status changes on the phone.
User Guide for the SIP-T21(P) E2 IP Phone 4. Press or , or the Switch soft key to select the desired line from the Account ID field. 5. Enter the phone number or extension you want to monitor in the Value field. 6. (Optional.) Enter the Directed Call Pickup Code in the Extension field. 7. Press the Save soft key to accept the change or the Back soft key to cancel. BLF key is configurable via web user interface at the path DSSKey->Line Key.
Advanced Phone Features In the following figure, the LCD screen shows an incoming call from 2500 on the monitored line. Note If your phone is locked and the type of the phone lock is configured as Function Keys or All Keys, you cannot use the DPickup, Send, NewCall and Cancel soft keys until unlocked. When there is an active call on the IP phone, you can transfer the active call to the monitored phone number directly by pressing the BLF key.
User Guide for the SIP-T21(P) E2 IP Phone an active call of the monitored user when you press the BLF List key. When a call is being parked against the monitored phone, press the BLF List key to retrieve the parked call from the monitored user. Before retrieving the parked call, ensure that the BLF List Retrieve call parked Code has been configured in advance.
Advanced Phone Features You can receive a visual or/and an audio alert (if enabled) on your phone when the monitored user receives an incoming call. For more information, refer to Busy Lamp Field (BLF) on page 105. Note The pickup code is used in the following order of preference: BLF List code (Account->Advanced)>Directed Call Pickup Code (Account->Advanced)>Directed Call Pickup Code (Features->Call Pickup).
User Guide for the SIP-T21(P) E2 IP Phone 4. Press or , or the Switch soft key to select Record from the Key Type field. 5. Press the Save soft key to accept the change or the Back soft key to cancel. To configure a URL record key via phone user interface: 1. Press Menu->Features->DSS Keys. 2. Select the desired DSS key. 3. Press 4. Enter the URL (e.g., http://10.1.2.224/phonerecording.cgi) in the Value field. 5. Press the Save soft key to accept the change or the Back soft key to cancel.
Advanced Phone Features 2. Press the Record or URL Record key again to stop recording. The recording icon disappears from the LCD screen and the Record or URL Record key LED goes out.
User Guide for the SIP-T21(P) E2 IP Phone field. 5. Press the Save soft key to accept the change or the Back soft key to cancel. Hot desking key is configurable via web user interface at the path DSSKey->Line Key. To use hot desking: 1. Press the hot desking key when the phone is idle. The LCD screen prompts the following warning: 2. Press the OK soft key, registration configurations of all accounts on the phone will be cleared immediately. The login wizard will be displayed as below: 112 3.
Advanced Phone Features Intercom is a useful feature in an office environment to quickly connect with the operator or the secretary. You can press the intercom key to automatically connect with a preconfigured target extension for outgoing intercom calls, and the target extension will automatically answer incoming intercom calls by default. Note Intercom is not available on all servers. Contact your system administrator for more information. To configure an intercom key via phone user interface: 1.
User Guide for the SIP-T21(P) E2 IP Phone Intercom features you need to know: Intercom Feature Accept Intercom Intercom Mute Intercom Tone Description Enable or disable the IP phone to automatically answer an incoming intercom call. Enable or disable the IP phone’s microphone for intercom calls. Enable or disable the IP phone to play a warning tone when it receives an incoming intercom call.
Advanced Phone Features To configure intercom features via phone user interface: 1. Press Menu->Features->Intercom. 2. Make the desired changes. 3. Press the Save soft key to accept the change or the Back soft key to cancel. These specific parameters are configurable via web user interface at the path Features->Intercom. To place an intercom call when the target phone is idle: 1. Press the intercom key when the phone is idle.
User Guide for the SIP-T21(P) E2 IP Phone To configure a multicast paging key via phone user interface: 1. Press Menu->Features->DSS Keys. 2. Select the desired DSS key. 3. Press or , or the Switch soft key to select Key Event from the Type field. 4. Press or , or the Switch soft key to select Multicast Paging from the Key Type field. 5. Enter the multicast IP address and port number (e.g., 224.5.6.20:10008) in the Value field. The valid multicast IP addresses range from 224.0.0.0 to 239.255.
Advanced Phone Features The default tag is Empty if it is not configured before. 3. Press the Option soft key and then press the Edit soft key. 4. Enter the multicast IP address and port number (e.g., 224.5.6.20:10008) in the Address field. The valid multicast IP addresses range from 224.0.0.0 to 239.255.255.255. 5. Enter the group name in the Label field. 6. Press the Save soft key to accept the change. 7. Repeat the step 2-7, you can add more paging groups.
User Guide for the SIP-T21(P) E2 IP Phone To configure a default codec for multicast paging via web user interface: 1. Click on Features->General Information. 2. Select the desired codec from the pull-down list of Multicast Codec. The default codec is G722. 3. Note Click Confirm to accept the change. If G722 codec is used for multicast paging, the LCD screen will display the indicate that it is providing high definition voice.
Advanced Phone Features 1 to 10: Define the priority of the active call, 1 with the highest priority, 10 with the lowest. Disabled: The voice call in progress will take precedence over all incoming paging calls. Paging Priority Active The paging priority active parameter decides how the phone handles incoming multicast paging calls when there is already a multicast paging call on the phone.
User Guide for the SIP-T21(P) E2 IP Phone To send RTP stream via a multicast paging key when the receiver’s phone is idle: 1. Press the multicast paging key when the phone is idle. The phone sends RTP to a preconfigured multicast address (IP: Port). Both the sender’s and receiver’s phones play a warning tone and the receiver automatically answers the multicast RTP session in the speakerphone mode. The multicast paging key LED illuminates solid green.
Advanced Phone Features releases the session. 5. To resume the held multicast RTP session, press the Resume soft key. The multicast RTP session is established again. 6. To end the multicast RTP session, press the multicast paging key again or press the EndCall soft key. Music on hold (MoH) is the business practice of playing recorded music to fill the silence that would be heard by the party placed on hold. To use this feature, you should specify a SIP URI pointing to a Music on Hold Server account.
User Guide for the SIP-T21(P) E2 IP Phone When you have placed a call on hold, the held party can hear the music. Note For this feature to function, all involved parties cannot use encrypted RTP (SRTP). Music on hold server is configurable via web user interface only. ACD is often used in offices for customer service, such as call center.
Advanced Phone Features To log into the ACD system: 1. Press the ACD key when the phone is idle. The LCD screen prompts you the following information: User ID: the identity used to log into the queue. Password: the password used to log into the queue. 2. Note Press the Login soft key to log in. Contact your system administrator for the User ID and Password to access the ACD system. After configuring an ACD key, you can press the ACD key to log into the ACD system.
User Guide for the SIP-T21(P) E2 IP Phone You can send and receive text messages using the SIP-T21(P) E2 IP phone. New text messages can be indicated both acoustically and visually. When receiving a new text message, the phone will play a warning tone and the LCD screen will prompt receiving new text messages with the number of waiting messages (e.g., 2 new Text Message(s)) and a flashing icon.
Advanced Phone Features To send a text message: 1. Press Menu->Message->Text Message->New Message. 2. Compose the new text message. You can press the abc soft key to change the input mode. 3. Press the Send soft key after completing the content. 4. (Optional.) Press or , or the Switch soft key to select the desired account from the From field. 5. Enter the number you want to send the message to in the To field. 6. Press the Send soft key to send the message or the Back soft key to cancel.
User Guide for the SIP-T21(P) E2 IP Phone To delete a text message: 1. Press Menu->Message->Text Message->Inbox (Sentbox, Outbox or Draftbox). 2. Select the desired message and then press the Delete soft key. 3. Select Delete to delete the desired message, then press OK. The LCD screen prompts “Delete message?”. 4. Press the OK soft key to delete this message or the Cancel soft key to cancel. You can also delete all text messages by pressing the Delete soft key and then select Delete All.
Advanced Phone Features If the voice mail pop-up message box disappears, it won't pop up again unless the user receives a new voice mail or the user re-registers the account that has unread voice mail(s). Note Voice Mail is not available on all servers. You can configure the phone not to display the pop-up prompt, contact your system administrator for more information. To leave a voice mail: You can leave a voice mail for someone else when he/she is busy or inconvenient to answer the call.
User Guide for the SIP-T21(P) E2 IP Phone To view the voice mail via phone user interface: 1. Press Menu->Message->Voice Mail->View Voice Mail. The LCD screen displays the amount of new and old voice mails. 2. Select an account and then press the Connect soft key to listen to voice mails. The SIP-T21(P) E2 IP phone supports MWI when receiving a new voice message. If someone leaves you a voice mail, you will receive a message waiting indicator.
Advanced Phone Features To configure subscribe for MWI via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Select Enabled from the pull-down list of Subscribe for MWI field. 5. Enter the period time in the MWI Subscription Period (Seconds) field. 6. Click Confirm to accept the change. The IP phone will subscribe to the account number for MWI service by default.
User Guide for the SIP-T21(P) E2 IP Phone To enable subscribe MWI to voice mail via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Select Enabled from the pull-down list of Subscribe MWI To Voice Mail. 5. Enter the desired voice mail number in the Voice Mail field. 6. Click Confirm to accept the change. The IP phone will subscribe to the voice mail number for MWI service using Subscribe MWI to Voice Mail.
Troubleshooting This chapter provides general troubleshooting information to help you solve the problems you might encounter when using your SIP-T21(P) E2 IP phone. If you require additional information or assistance with your new phone, contact your system administrator. Why is the LCD screen blank? Ensure that the phone is properly plugged into a functional AC outlet. Ensure that the phone is plugged into a socket controlled by a switch that is on.
User Guide for the SIP-T21(P) E2 IP Phone How to obtain the MAC address of a phone when the phone is not powered on? Three ways to obtain the MAC address of a phone: You can ask your supplier for the shipping information sheet which includes MAC addresses according to the corresponding PO (Purchase Order). You can find the MAC address on the label of the carton box. You can also find the MAC address from the phone’s bar code on the back of the phone.
Troubleshooting Activation/Deactivation on page 48. Check that the headset volume is adjusted to an appropriate level. Refer to Volume on page 27. What is the difference between user name, register name and display name? Both user name and register name are defined by the server. A user name is used to identify the account while a register name matched with a password is used for authentication if the server requires. Display name is the caller ID that will be displayed on the callee’s LCD screen.
User Guide for the SIP-T21(P) E2 IP Phone Why can’t I send an SMS to any other phone? SMS depends on support from a SIP server. Contact your system administrator for more information. How to change the user password? To change the user password via web user interface: 1. Click on Security->Password. 2. Select User from the pull-down list of User Type. 3. Enter the new user password in the New Password field and Confirm Password field. 4. Click Confirm to accept the change.
Troubleshooting 4. Select the desired value (Optional or Compulsory) from the pull-down list of RTP Encryption (SRTP). 5. Note Click Confirm to accept the change. SRTP is not available on all servers. Contact your system administrator for more information. SRTP is configurable via web user interface only. How to reboot the phone? To reboot the phone via web user interface: Note 1. Click on Settings->Upgrade. 2. Click Reboot to reboot the IP phone.
User Guide for the SIP-T21(P) E2 IP Phone How to export PCAP trace? We may need you to provide a PCAP trace to help analyze your problem. To export a PCAP trace via web user interface: 1. Click on Settings->Configuration. 2. Click Start to begin capturing signal traffic. 3. Recreate the error to be documented in the trace. 4. Click Stop to stop the capture. 5. Click Export to open file download window, and then save the file to your local system.
Troubleshooting 4. Mark the Local radio box in the Export System Log field. 5. Click Export to open file download window, and then save the file to your local system. You can also export the system log to the syslog server. Contact your system administrator for more information. Note It is recommended to reset the syslog level to 3 after exporting the system syslog. How to upgrade firmware? To upgrade firmware via web user interface: 1. Click on Settings->Upgrade.
User Guide for the SIP-T21(P) E2 IP Phone 2. Click Browse to locate the required firmware from your local system. 3. Click Upgrade to upgrade the firmware. The web user interface prompts “Firmware of the SIP Phone will be updated. It will take 5 minutes to complete. Please don't power off!”. 4. Click OK to confirm upgrading. How to reset the phone? Reset the phone to factory configurations after you have tried all troubleshooting suggestions but do not solve the problem.
Troubleshooting The LCD screen prompts “Welcome Initializing…please wait”. The phone will be reset to factory settings sucessfully after startup. Note Reset of your phone may take a few minutes. Do not power off until the phone has started up successfully.
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Regulatory Notices Contact your Yealink Authorized Reseller for information about service agreements applicable to your product.
User Guide for the SIP-T21(P) E2 IP Phone Please place no heavy objects on the device in case of damage and deformation caused by the heavy load. Keep at least 10 cm between the device and the closest object for heat dissipation. Do not place the device on or near any inflammable or fire-vulnerable object, such as rubber-made materials. Keep the device away from any heat source or bare fire, such as a candle or an electric heater.
Appendix A-Time Zones Time Zone -11 -10 -9:30 -9 -8 -7 -6 -5 -4:30 -4 -3:30 -3 -2:30 -2 -1 0 +1 +2 +3 +3:30 +4 +4:30 +5 +5:30 +5:45 +6 +6:30 +7 +8 +8:45 +9 Time Zone Name Samoa US-Hawaii-Aleutian, US-Alaska-Aleutian French Polynesia US-Alaska Time Canada(Vancouver,Whitehorse), Mexico(Tijuana,Mexicali), US-Pacific Time Canada(Edmonton,Calgary), Mexico(Mazatlan,Chihuahua), US-MST no DST, US-Mountain Time Canada-Manitoba(Winnipeg), Chile(Easter Islands), Mexico(Mexico City,Acapulco), US-Central Time Baham
User Guide for the SIP-T21(P) E2 IP Phone Time Zone +9:30 +10 +10:30 +11 +11:30 +12 +12:45 +13 +13:30 +14 144 Time Zone Name Australia(Adelaide), Australia(Darwin) Australia(Brisbane), Australia(Hobart), Australia(Sydney,Melboume,Canberra), Russia(Vladivostok) Australia(Lord Howe Islands) New Caledonia(Noumea), Russia(Srednekolymsk Time) Norfolk Island New Zealand(Wellington,Auckland), Russia(Kamchatka Time) New Zealand(Chatham Islands) Tonga(Nukualofa) Chatham Islands Kiribati
Index A About This Guide v Account Management 59 Account Registration 59 Adding Contacts 33 Adding Groups 31 Administrator password 23 Anonymous Call 101 Anonymous Call Rejection 102 Answering Calls 71 Area Code 64 Attaching Stand 11 Audio Settings 27 Auto Answer 75 Auto Redial 76 Automatic Call Distribution (ACD) B Basic Network Settings Backlight 20 Blacklist 41 Block Out 65 Busy Lamp Field (BLF) BLF List 107 Directory 30 Dual Headset 49 Do Not Disturb (DND) Documentations 8 DSS Keys 50 80 E Editing C
User Guide for the SIP-T21(P) E2 IP Phone Messages 124 Message Waiting Indicator Multicast Paging 113 Music on Hold 121 128 Network Conference Network Connection No answer Forward 92 11 83 O Outgoing Intercom Calls 113 Overview 1 Optional Accessories 10 P Packaging Contents 9 Phone Initialization 13 Phone Installation 11 Phone Status 13 Phone User Interface 6 Placing Calls 69 Placing Calls to Contacts 37 Programmable Keys 58 Phone Lock 24 R Receiving RTP Stream 118 Recent Call In Dialing 74 Redialing N
