Installation and Operation Manual PENTAGRAM Cerberus P6381-2 The latest versions of manual, drivers and applications are available on www.pentagram.
NOTE! Any information and technical data are subject to change without prior notification and/or indication in this manual. © 2008 PENTAGRAM All rights reserved; copying and reproduction is strictly forbidden.
Cerberus P 6381-2 INDEX INTRODUCTION........................................................................................................................ 5 FEATURES ...................................................................................................................................5 PACKAGE CONTENTS ................................................................................................................6 PRODUCT OVERVIEW .............................................................
Cerberus P 6381-2 4
Cerberus P 6381-2 Introduction The Cerberus P 6381-2 Wireless Router integrates 4-port Switch, firewall, NAT-router and Wireless AP. Its design is dedicated to Small Office/Home Office (SOHO) wireless network solutions. The Cerberus P 6381-2 Wireless Router will allow you to connect your network wirelessly better than ever, sharing Internet Access, files and fun, easily and securely. The Cerberus P 6381-2 Wireless Router complies with the IEEE 802.11g/b standards.
Cerberus P 6381-2 Package Contents 1. 2. 3. 4. 5. 6. PENTAGRAM Cerberus P 6381-2 router Power adapter 9 V, 0,8 A Wireless Antenna (RP-SMA) Ethernet cable (RJ-45) CD Quick Installation Guide Product Overview Important Notes • • • • • • Do not use the router in high humidity or high temperatures. Do not use the same power source for the router as other equipment. Do not open or repair the case yourself.
Cerberus P 6381-2 Back Panel Label POWER LAN 1-4 (RJ-45) WAN (RJ-45) RESET ANTENNA (RP-SMA) Used for... Connecting with supplied power adapter Connecting with computers/devices through Ethernet cable Connecting with DSL/cable modem through Ethernet cable Resetting the device. Connecting wireless antenna Default Settings Before changing configuration familiarize yourself with these default settings. IP Address 192.168.1.100 Subnet Mask 255. 255. 255.
Cerberus P 6381-2 Connecting Cerberus to Computer. Cerberus can be connected to computer via Ethernet or WLAN: Connecting via Ethernet Port (Ethernet Card) All Ethernet ports of router are made in the technology, which automatically activates Crossover if necessary. Thanks to autonegotiation of connection speed the router will automatically select the maximum available speed rate. Transfer at 10/100 Mbit/s rate requires the category 5 cable wired with RJ-45 connectors.
Cerberus P 6381-2 Windows Vista Note: Network configuration require administrator privileges. When User Account Control window pops up, either click Continue (Administrator user) or select Administrator user and enter valid password (Standard user). 1. Click Start → Control Panel. 2. Click View network status and tasks. 3. Click View connection. 4. On General tab, Click the Properties button. 5. On General tab, select Internet Protocol Version 4 (TCP/IPv4) and click Properties.
Cerberus P 6381-2 6. On General tab, select Obtain an IP address automatically and Obtain DNS server address automatically. 7. Click OK to save settings and close Internet Protocol Version 4 (TCP/IPv4) Properties window. Note: In some cases Windows Vista cannot obtain an IP address from certain router’s DHCP server. If you encounter this, follow this steps to resolve this problem (Microsoft Support page) http://support.microsoft.
Cerberus P 6381-2 Windows 2000/XP 1. Click Start → Settings → Control Panel. Double-click the Network Connections icon (2000/XP Classic view) or click Network and Internet Connections icon and then Network Connections icon (XP Default view). 2. Double-click the Local Area Connection icon. 3. On General tab, Click the Properties button. 4. On General tab, select Internet Protocol (TCP/IP) and click Properties. 5.
Cerberus P 6381-2 Windows 95/98/Me 1. Click Start → Settings → Control Panel. Double-click the Network icon. 2. On Configuration tab, select TCP/IP for appropriate network adapter and click Properties. 3. On IP Address tab, select Obtain an IP address automatically. 4. On DNS Configuration tab, select Disable DNS 5. Click OK to save settings and close TCP/IP Properties window. To make sure that network adapter properly obtained an IP address from router’s DHCP server: 1. click Start > Run 2.
Cerberus P 6381-2 Configure router via web browser Cerberus P 6381-2 router can be configured via web browser, which is usually integrated with operating system. Router offers clear and simple interface. Login 1. 2. Launch the Web browser In address bar enter the default IP address: http://192.168.1.100 3.
Cerberus P 6381-2 Navigation Left pane – Navigation menu. Center pane – Contents of element selected from navigation menu. Right pane – Online help concerning contents of the center pane.
Cerberus P 6381-2 Status Tab Router Status • • Firmware Version – Firmware Version. Hardware Version – Hardware Version. LAN • • • MAC Address – MAC address used by router in LAN. IP Address – IP address used by router in LAN. Subnet Mask – LAN subnet mask. Wireless • • • • Wireless Radio – Built-in Access Point status (Enabled or Disabled) Name (SSID) – Name of wireless network created by router. Channel – Channel on which wireless network operates. Mode – Current wireless mode: 54Mbps (802.
• • Cerberus P 6381-2 MAC Address – MAC address used by router in WLAN. IP Address – IP address used by router in WLAN. WAN • • • • • MAC Address – MAC address assigned for WAN port. IP Address – IP address assigned for WAN port. Subnet mask – Subnet mask assigned for WAN port. Default Gateway – The IP address of the default gateway. DNS Server – The IP address of the DNS server. Basic Settings / Quick Setup Quick Setup menu will help you to configure the basic network parameters.
Cerberus P 6381-2 • Quick Setup - PPPoE Enter Account Name and Password provided by your ISP and click the Next button, to continue. • Quick Setup - Static IP Enter IP Address, Subnet Mask, Default Gateway and Primary/Secondary DNS server address provided by your ISP and click the Next button to continue. Quick Setup - Wireless Wireless Radio – Indicates if the Access Point feature of the router is Enabled or Disabled.
Cerberus P 6381-2 Region – Select your region from the pull-down list. This field specifies the region where the wireless function of the router can be used. It may be illegal to use the wireless function of the router in a region other than one of those specified in this field. Channel – The current channel in use. This field determines which operating frequency will be used. Mode - Select the desired wireless mode. The options are: • 108Mbps (Dynamic) - Super G™, 802.11g and 802.
Cerberus P 6381-2 Network / WAN Appearance of this page depends on option selected from WAN Connection Type list. • Dynamic IP Select this WAN Connection Type, if your ISP is running a DHCP server. Host Name - This field is required to be filled by some service provider. IP Address - The IP address assigned by your ISP dynamically. Subnet Mask - The subnet mask assigned by your ISP dynamically. Default Gateway - The default gateway assigned dynamically by your ISP.
Cerberus P 6381-2 • Static IP Select this WAN Connection Type, if your ISP provides a static or fixed IP Address, Subnet Mask, Gateway and DNS setting. IP Address - Enter the IP address in dotted-decimal notation provided by your ISP. Subnet Mask - Enter the subnet Mask in dotted-decimal notation provided by your ISP. Default Gateway - (Optional) Enter the default gateway in dotted-decimal notation provided by your ISP.
Cerberus P 6381-2 User Name/Password - Enter the User Name and Password provided by your ISP. These fields are case-sensitive. Connect on Demand - You can configure the router to disconnect your Internet connection after a specified period of the Internet connectivity (Max Idle Time). If your Internet connection has been terminated due to inactivity, Connect on Demand enables the router to automatically re-establish your connection as soon as you attempt to access the Internet again.
Cerberus P 6381-2 MTU Size (in bytes) - The default MTU size is 1480 bytes, which is usually fine. For some ISPs, you need modify the MTU. This should not be done unless you are sure it is necessary for your ISP. Service Name/AC Name - The service name and AC (Access Concentrator) name, it should not be done unless you are sure it is necessary for your ISP.
Cerberus P 6381-2 Host Name - This field is required to be filled by some service provider. IP Address - The IP address assigned by your ISP dynamically. Subnet Mask - The subnet mask assigned by your ISP dynamically. Default Gateway - The default gateway assigned dynamically by your ISP. Click the Renew button to renew the IP parameters from your ISP. Click the Release button to release the IP parameters. MTU Size - The normal MTU (Maximum Transmission Unit) value for most Ethernet networks is 1500 bytes.
Cerberus P 6381-2 MTU Size - The normal MTU (Maximum Transmit Unit) value for most Ethernet networks is 1500 bytes. For some ISPs, you may need to modify the MTU. But this is rarely required, and should not be done unless you are sure it is necessary for your ISP connection. Primary DNS / Secondary DNS - (Optional) Enter the DNS IP address in dotted-decimal notation provided by your ISP.
Cerberus P 6381-2 although you specify a time to Max Idle Time because some applications visit the Internet continually in the background. Connect Automatically - Connect automatically after the router is disconnected. To use this option, click the radio button. Connect Manually - You can configure the router to make it connect or disconnect manually.
Cerberus P 6381-2 Server IP Address/Name – Enter IP Address or host name of the server provided by your ISP. IP Address - Enter the IP address in dotted-decimal notation provided by your ISP. Subnet Mask - Enter the subnet Mask in dotted-decimal notation provided by your ISP. Gateway - Enter the gateway in dotted-decimal notation provided by your ISP. DNS - Enter the DNS IP address in dotted-decimal notation provided by your ISP. Internet IP Address – IP Address used in Internet.
Cerberus P 6381-2 • PPTP Select this WAN Connection Type, if your ISP provides PPTP connection. User Name/Password – Enter the User Name and Password provided by your ISP. These fields are case-sensitive. Click the Connect button to connect immediately. Click the Disconnect button to disconnect immediately. Dynamic IP/ Static IP – Choose either as you are given by your ISP. When Static IP is selected you can enter IP Address, Subnet Mask, Gateway and DNS in fields below.
Cerberus P 6381-2 you want your Internet connection to remain active at all times, enter 0 in the Max Idle Time field. Otherwise, enter the number of minutes you want to have elapsed before your Internet connection terminates. Note: Sometimes the connection cannot be disconnected although you specify a time to Max Idle Time because some applications visit the Internet continually in the background. Connect Automatically - Connect automatically after the router is disconnected.
Cerberus P 6381-2 Wireless / Wireless Settings SSID - Enter a value of up to 32 characters. The same Name (SSID) must be assigned to all wireless devices in your network. It is strongly recommended that you change your networks name (SSID) to a different than default value. SSID is case-sensitive. For example, MYSSID is NOT the same as MySsid. Region - Select your region from the pull-down list. This field specifies the region where the wireless function of the router can be used.
Cerberus P 6381-2 strongly recommended that you choose this option to encrypt your wireless network. The encryption settings are described below. Security Type - You can select one of the following encryption/authentication methods. Security options depends on option selected from this list: • WEP Security Option – Select authentication method: • Automatic – Authentication method depends on the wireless station request. • Shared Key – WEP Key required to authenticate the wireless station.
Cerberus P 6381-2 • WPA/WPA2 Security Option – Select which WPA version will be used: • Automatic – Used WPA version depends on the wireless station request. • WPA • WPA2 Encryption – Select encryption algorithm: Automatic, AES or TKIP. Radius Server IP - Enter the IP address of the Radius Server. Radius Port - Enter the port that radius service is using. Radius Password - Enter the password for the Radius Server. Group Key Update Period - Specifiy the group key update interval in seconds.
Cerberus P 6381-2 Wireless / MAC Address Filtering Wireless MAC Address Filtering – Click on the button to Enable or Disable MAC Address Filtering. Filtering Rules - Decide whether the unspecified wireless stations can or cannot access the router.
Cerberus P 6381-2 Add or Modify Wireless MAC Address Filtering entry MAC Address - Enter the appropriate MAC Address into this field. The format of the MAC Address is XX-XX-XX-XX-XX-XX (X is any hexadecimal digit). For example, 00-0A-EB-B0-000B. Description - Enter a simple description of the wireless station in this field. For example, Wireless station A. Privilege - Selects the privileges for this entry. Allow means allowing the station to access the router.
Cerberus P 6381-2 DHCP / DHCP Settings The router is set up by default as a DHCP (Dynamic Host Configuration Protocol) server, which provides the TCP/IP configuration for all the PCs that are connected to the router on the LAN. Note: To use the DHCP server function of the router, you must configure all computers on the LAN as "Obtain an IP Address automatically" mode. This function will take effect until the router reboots. DHCP Server - Enable or Disable the server.
Cerberus P 6381-2 DHCP / DHCP Clients List Client Name - The name of the DHCP client. MAC Address - The MAC address of the DHCP client. Assigned IP - The IP address that the router has allocated to the DHCP client. Lease Time - The time of the DHCP client leased. DHCP / Address Reservation When you specify a reserved IP address for a PC on the LAN, that PC will always receive the same IP address each time when it accesses the DHCP server.
Cerberus P 6381-2 Add or Modify a Address Reservation Entry MAC Address - The MAC Address of the PC that you want to reserve IP address for. Reserved IP Address - The IP address which will be assign to entered MAC Address. Status - Select Enabled or Disabled for this entry on the pull-down list. Click the Save button to save this settings. Forwarding / Virtual Servers Virtual servers can be used for setting up public services on your LAN.
Cerberus P 6381-2 Add or Modify a Virtual Server Entry Service Port - The numbers of External Ports. You can enter a service port or a range of service ports (the format is XXX - YYY, XXX is Start port, YYY is End port). IP Address - The IP address of the PC running the service application. Protocol - The protocol used for this application, either TCP, UDP, or All (all protocols supported by the router). Status - Select Enabled or Disabled for this entry on the pull-down list.
Cerberus P 6381-2 Incoming Protocol - The protocol used for Incoming Ports Range, either TCP, UDP, or All (all protocols support by the router). Status - The status of this entry, either Enabled or Disabled. Modify – Click Modify to open Add or Modify a Port Triggering Entry page or Delete to delete entry. Add New… – Click this button to open Add or Modify a Port Triggering Entry page. Enable All – Click this button to make all entries enabled. Disable All – Click this button to make all entries disabled.
Cerberus P 6381-2 Forwarding / DMZ The DMZ host feature allows one local host to be exposed to the Internet for a specialpurpose service such as Internet gaming or videoconferencing. DMZ host forwards all the ports at the same time. Any PC whose port is being forwarded should have a new static IP address assigned to it (in DHCP / Address Reservation page) because its IP Address may change when using the DHCP function. Current DMZ Status – Click the respective radio button to Enable or Disable DMZ.
Cerberus P 6381-2 Security / Firewall Using the Firewall page, you can turn the general firewall switch on or off. The default setting for the switch is off. Turning the general firewall switch to off disables IP Filtering, DNS Filtering, MAC Filtering and Advanced Security even if their individual settings are enabled. Enable Firewall - The general firewall switch is on or off. Enable IP Address Filtering - Set IP Address Filtering is enabled or disabled.
Cerberus P 6381-2 Security / IP Address Filtering The IP Address Filtering feature allows you to control Internet Access by specific users on your LAN based on their IP addresses. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable IP Address Filtering have been selected on the Firewall page. Firewall Settings – Status of options configured on Firewall page. Effective Time - Range time (HHMM format) for the entry to take effect.
Cerberus P 6381-2 Add or Modify a IP Address Filtering Entry Effective Time - Enter a range of time in HHMM format, which points to the range time for the entry to take effect. For example, 0803 - 1705, the entry will take effect frome 08:03 to 17:05. LAN IP Address - Enter a LAN IP address or a range of LAN IP addresses in the field, in dotted-decimal notation format. For example, 192.168.1.20 - 192.168.1.30. Keep the field open, which means all LAN IP addresses have been put into the field.
Cerberus P 6381-2 Security / Domain Filtering The Domain Filtering page allows you to control access to certain websites on the Internet by specifying their domains or key words. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable Domain Filtering have been selected on the Firewall page. Firewall Settings – Status of options configured on Firewall page. Effective Time - Range time (HHMM format) for the entry to take effect. Domain Name - Domain or key word.
Cerberus P 6381-2 Security / MAC Address Filtering Similar to IP Address Filtering page, the MAC Address Filtering page allows you to control to access Internet by users on your local network based on their MAC Address. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable Domain Filtering have been selected on the Firewall page. Firewall Settings – Status of options configured on Firewall page. MAC Address – Selected MAC Address.
Cerberus P 6381-2 Add or Modify a MAC Address Filtering Entry MAC Address - Enter the appropriate MAC address into this field. The format of the MAC address is XX-XX-XX-XX-XX-XX (X is any hexadecimal digit). For example: 00-0A-EB-B0-000B. Description - Enter a simple description of the station in this field. For example: John’s PC. Status - Select Enabled or Disabled for this entry on the Status pull-down list. Click the Save button to save this settings.
Cerberus P 6381-2 Security / Advanced Security Using the Advanced Security page, you can protect the router from being attacked by TCPSYN Flood, UDP Flood and ICMP-Flood. Packets Statistic interval (5~60) - The default value is 10. Select a value between 5 and 60 seconds in the pull-down list. The Packets Statistic interval is a sampling interval that affects how data is sampled before it is checked for signs of flooding. This value is used to filter against SYN Flood, UDP Flood and ICMP-Flood attacks.
Cerberus P 6381-2 Click the Save button to save this settings. Blocked DoS Host List – Click this button to open Blocked Host List page, which shows Host IP Address and Host MAC Address for each host blocked by the router.. Note: • All of the function in the Advanced Security page won't take effect unless the Firewall function is enabled. • The DoS Protection won't take effect unless you enable the Firewall and Current Statistics Status (which is shown in System Tools / Statistics page) at the same time.
Cerberus P 6381-2 IP & MAC Binding / Binding Settings To manage the computers well in the LAN, you could control access among computers by ARP Binding. ARP Binding – Select respective radio button to Enable or Disable ARP Binding function and click the Save button. MAC Address - The MAC address of the controlled computer in the LAN. IP Address - The assigned IP address of the controlled computer in the LAN. Bind – Select check-box to enable or deselect to disable the ARP binding.
Cerberus P 6381-2 IP & MAC Binding / ARP List To manage the computer, you could observe the computers in the LAN by checking the relationship of MAC address and IP address on the ARP list, and you could configure the items on the ARP list also. MAC Address - The MAC address of the controlled computer in the LAN. IP Address - The assigned IP address of the controlled computer in the LAN. Status - Enabled or Disabled of the MAC address and IP address binding.
Cerberus P 6381-2 Domain Name – Enter the Domain Name that you have gotten from dynamic DNS service provider. Enable DDNS – Select this check-box to enable DDNS function. Connection Status - The status of the DDNS service connection is displayed here. Click the Login button to login the DDNS service. Click the Logout button to logout the DDNS service. Click the Save button to save this settings. System Tools / Time Settings You can set time manually or get GMT from Internet for the router on this page.
Cerberus P 6381-2 System Tools / Firmware Upgrade File - Enter the file name or click the Browse… button to find the firmware file which you want to upload. Firmware Version - Displays the current firmware version. Hardware Version - Displays the current hardware version. The hardware version of the upgrade file must accord with the current hardware version. Note: The firmware should correspond to the hardware. Upgrade process will last for a moment and the router will restart automatically then.
Cerberus P 6381-2 System Tools / Reboot Reboot - Click this button to reboot the router. Some settings of the router will take effect only after rebooting, which include: • Change LAN IP Address. (system will reboot automatically). • MAC Clone (system will reboot automatically). • DHCP service function. • Static address assignment of DHCP server. • Change Web Service Port of the router. • Upgrade the firmware of the router (system will reboot automatically).
Cerberus P 6381-2 System Tools / Log The router can keep logs of all traffic. You can query the logs to find out what happened to the router. Click the Refresh button to refresh the logs. Click the Clear All button to clear all logs. System Tools / Statistics The Statistics page shows the network traffic of each PC on LAN, including total traffic and traffic of the last Packets Statistic interval seconds. Current Statistic Status - Enable or Disable. The default value is disabled.
Cerberus P 6381-2 Sorted Rules - Here displays sort as desired. Click the Reset All button to reset, or Delete All button to delete all statistics. IP Address/MAC Address – The IP and MAC Addresses displayed with statistics. Total: Packets – The total amount of packets received and transmitted by the router. Total: Bytes – The total amount of bytes received and transmitted by the router. Current: Packets – The total amount of packets received and transmitted in the last Packets Statistics interval seconds.
Cerberus P 6381-2 Troubleshooting If the router is not function properly, first check this session for simple troubleshooting before contacting your Internet service provider (ISP) for support. Using LEDs to Diagnose Problems The LEDs are useful aides for finding possible problem causes. Power LED The PWR LED on the front panel does not light up.: 1. Make sure that the power adaptor is connected to the router and plugged in to an appropriate power source. Use only the supplied power adaptor; 2.
Cerberus P 6381-2 Problems with the Web Interface I cannot access the web Interface: 1. Make sure you are using the correct IP address of the router. Check the IP address of the router; 2. Your computer’s and the router’s IP addresses must be on the same subnet for LAN access; 3. If you changed the router’s LAN IP address, then enter the new one as the URL; 4. Remove any filters in LAN or WAN that block web service.
