User Manual AC1200 WiFi Cable Modem Router Model C6230 September 2020 202-12064-01 NETGEAR, Inc. 350 E.
C6230 WiFi Cable Modem Router Support and Community Visit netgear.com/support to get your questions answered and access the latest downloads. You can also check out our NETGEAR Community for helpful advice at community.netgear.com. If you are experiencing trouble installing your cable device, contact NETGEAR at 1-866-874-8924. Regulatory and Legal Si ce produit est vendu au Canada, vous pouvez accéder à ce document en français canadien à https://www.netgear.com/support/download/.
Contents Chapter 1 Hardware Setup Front Panel LEDs and Buttons.............................................................8 Rear Panel............................................................................................11 Label.....................................................................................................12 System Requirements........................................................................12 Position Your Cable Modem Router..............................................
C6230 WiFi Cable Modem Router Set Up Security Event Email Notifications.......................................35 Chapter 5 Share USB Devices Attached to the Cable Modem Router USB Storage Device Requirements..................................................38 Connect a USB Storage Device to the Cable Modem Router......38 Access a USB Device Connected to the Cable Modem Router From a Windows-Based Computer............................................................
C6230 WiFi Cable Modem Router Use the WiFi On/Off Button..........................................................68 Enable or Disable the WiFi Radios...............................................68 Set Up a WiFi Schedule.................................................................69 Specify WPS Settings..........................................................................69 Enable or Disable Router Mode.......................................................
C6230 WiFi Cable Modem Router Internet LED Is Off..........................................................................98 Troubleshoot the Cable Internet Connection.................................99 Cannot Log In to the Cable Modem Router....................................99 Changes Not Saved.........................................................................100 WiFi Connectivity..............................................................................
1 Hardware Setup This chapter covers the following topics: • • • • • • • Front Panel LEDs and Buttons Rear Panel Label System Requirements Position Your Cable Modem Router Install and Activate Your Cable Modem Router Connect Your Cable Modem Router to a Router After Installation and Activation For more information about the topics covered in this manual, visit the support website at support.netgear.com.
C6230 WiFi Cable Modem Router Front Panel LEDs and Buttons You can use the LEDs to verify status and connections. The following buttons are located on the front of the cable modem router: Table 1. Front panel buttons Button Description WPS button with LED This button lets you use WPS to join the WiFi network without typing the WiFi password. The WPS LED blinks during this process and then lights solid.
C6230 WiFi Cable Modem Router Table 1. Front panel buttons (Continued) Button Description WiFi On/Off button with LED Pressing this button for two seconds turns the WiFi radios in the modem router on and off. If this LED is lit, the WiFi radios are on. If this LED is off, the WiFi radios are turned off and you cannot use WiFi to connect to the modem router. The following table lists and describes each LED on the front panel of the cable modem router. Table 2.
C6230 WiFi Cable Modem Router Table 2. LED descriptions (Continued) LED Description 5 GHz radio • Solid green. The 5 GHz WiFi radio is operating. • Blinking green. The router is sending or receiving WiFi traffic. • Off. The 5 GHz WiFi radio is off. Ethernet • Solid green. A powered-on device is connected to the Ethernet port. • Blinking green. The port is sending or receiving traffic. • Off. No device is connected to this Ethernet port. USB • Solid green. A USB device is connected and is ready.
C6230 WiFi Cable Modem Router Rear Panel The connections and button on the rear panel are shown in the following figure. Figure 1. Cable modem router rear panel The back panel contains the following components: 1. USB port. Use the USB port to connect a USB storage device to the cable modem router. 2. Ethernet ports 1 and 2. Two Gigabit Ethernet RJ-45 LAN ports to connect the cable modem router to LAN devices. 3. Reset button. Pressing the Reset button resets the cable modem router.
C6230 WiFi Cable Modem Router 4. Coaxial cable connector. Use a coaxial cable to connect the coaxial cable connector to a cable wall outlet. 5. DC power connector. Connect the power adapter that came in the product package to the DC power connector. Label The cable modem router label shows the login information, MAC address, and serial number. Figure 2.
C6230 WiFi Cable Modem Router • • Compatible web browser: - Microsoft® Internet Explorer® 5.0 or higher - Firefox® 2.0 or higher - Safari® 1.4 or higher - Google Chrome™ 11.0 or higher Cable broadband Internet service Position Your Cable Modem Router The cable modem router lets you access your network anywhere within the operating range of your WiFi network.
C6230 WiFi Cable Modem Router • Place the cable modem router away from large metal surfaces, large glass surfaces, and insulated walls, and items such as these: - Solid metal doors - Aluminum studs - Fish tanks - Mirrors - Brick - Concrete Install and Activate Your Cable Modem Router The cable modem router provides a connection between your cable Internet provider’s network and your computer, router, or WiFi router.
C6230 WiFi Cable Modem Router 3. Connect the power adapter. Connect the power adapter to the cable modem router and plug the power adapter into an electrical outlet. The startup procedure takes about one minute. When it is complete, the Power LED lights solid green. 4. Wait for the cable modem router to come online. This process might take up to three minutes. Note: When the Online LED lights, your cable modem router is still not connected to the Internet.
C6230 WiFi Cable Modem Router Activate Your Internet Service Before you activate your Internet service, gather the following information: • Your cable Internet provider account information • Cable modem router model number, which is C6230 • Cable modem router serial number, which is on the cable modem router label • Cable modem router MAC address, which is on the cable modem router label Figure 3.
C6230 WiFi Cable Modem Router To activate your Internet service: 1. Visit your cable Internet provider’s website and follow the onscreen instructions to activate your Internet service. 2. If you are unable to activate your Internet service using the instructions on your cable Internet provider’s website, call your cable Internet provider for support. 3. To determine the accurate Internet speed, visit your cable Internet provider's speed test website and perform a speed test.
C6230 WiFi Cable Modem Router 4. Select ADVANCED > Administration > Router Mode. The Router Mode page displays. 5. Select the No radio button. 6. Click the Apply button. Your settings are saved. 7. Follow the instructions that came with your router or gateway to connect your cable modem router to a router.
2 Connect to the Network and Access the Cable Modem Router This chapter contains the following sections: • • • Connect to the Network Types of Logins Log In to the Cable Modem Router 19
C6230 WiFi Cable Modem Router Connect to the Network You can connect to the cable modem router’s network through a wired or WiFi connection. If you set up your computer to use a static IP address, change the settings so that it uses Dynamic Host Configuration Protocol (DHCP). Wired Connection You can connect your computer to the cable modem router using an Ethernet cable and join the cable modem router’s local area network (LAN).
C6230 WiFi Cable Modem Router 3. Press the WPS button on the cable modem router. 4. Within two minutes, on your WPS-enabled device, press its WPS button or follow its instructions for WPS connections. Your WPS-enabled device connects to the WiFi network. Types of Logins Separate types of logins serve different purposes. It is important that you understand the difference so that you know which login to use when. Types of logins: • WiFi network key or password.
C6230 WiFi Cable Modem Router Note: The first time that you log in to the cable modem router, you are prompted to set the admin password and set up security questions. You must enter these settings before you can access the Internet. The BASIC Home page displays the status of the Internet connection.
3 Specify Your Internet Settings Usually, the quickest way to set up the cable modem router to use your Internet connection is to allow the cable modem router to detect the Internet connection when you first access the cable modem router with an Internet browser. You can also customize or specify your Internet settings.
C6230 WiFi Cable Modem Router Specify the Cable Connection Starting Frequency The starting frequency is automatically generated. For most Internet connections, you do not need to specify this information. If you must enter a starting frequency, contact your Internet provider. To change the starting frequency: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3.
C6230 WiFi Cable Modem Router To view the status of the cable modem router initialization: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive.
C6230 WiFi Cable Modem Router 6. If your Internet connection requires a domain name, type it in the Domain Name (If Required) field. For the other sections in this page, the default settings usually work, but you can change them. 7. Select an Internet IP Address radio button: • Get Dynamically from ISP. Your ISP uses DHCP to assign your IP address. Your ISP automatically assigns these addresses. • Use Static IP Address.
C6230 WiFi Cable Modem Router 5. Select an IP Address Assignment radio button: • Use DHCP Server. This method passes more information to LAN devices, but some IPv6 systems might not support the DHCv6 client function. • Auto Config. This is the default setting. This setting specifies how the modem router assigns IPv6 addresses to the home network (the LAN). 6. Click the Apply button. Your settings are saved.
4 Control Access to the Internet The cable modem router comes with a built-in firewall that helps protect your home network from unwanted intrusions from the Internet.
C6230 WiFi Cable Modem Router Block Access to Your Network You can use access control to block access to your network. To set up access control: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in.
C6230 WiFi Cable Modem Router Use Keywords to Block Internet Sites You can use keywords to block certain Internet sites from your network. You can use blocking all the time or based on a schedule. To block Internet sites: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin.
C6230 WiFi Cable Modem Router Control Access to the Internet 31 User Manual
C6230 WiFi Cable Modem Router Delete a Keyword To delete keywords from the list: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4.
C6230 WiFi Cable Modem Router The BASIC Home page displays. 4. Select ADVANCED > Security > Block Services. The Block Services page displays. 5. Specify when to block the services: • If you don't want to block services, select the Never radio button. • If you want to block services all the time, select the Always radio button. • If you want to block services based on a schedule, select the Per Schedule radio button.
C6230 WiFi Cable Modem Router Schedule When to Block Internet Sites and Services When you schedule blocking, the same schedule is used to block sites and to block services. For information about how to specify what you want the cable modem router to block, see Use Keywords to Block Internet Sites on page 30 and Block Services From the Internet on page 32. To schedule blocking: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2.
C6230 WiFi Cable Modem Router To specify a trusted computer: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4.
C6230 WiFi Cable Modem Router 5. Select the Turn E-mail Notification On check box. 6. In the Your Outgoing Mail Server field, enter the name of your ISP outgoing (SMTP) mail server (such as mail.myISP.com). You might be able to find this information in the configuration page of your email program. If you leave this field blank, log and alert messages are not sent. 7. In the Your Outgoing Mail Server field, enter the name of your Internet provider’s outgoing (SMTP) mail server (such as mail.myISP.com).
5 Share USB Devices Attached to the Cable Modem Router This chapter describes how to access and configure a USB storage device attached to your cable modem router. The USB port on the cable modem router can be used only to connect USB storage devices like flash drives or hard drives, or a printer. Do not connect computers, USB modems, CD drives, or DVD drives to the cable modem router USB port.
C6230 WiFi Cable Modem Router USB Storage Device Requirements The cable modem router works with most USB-compliant external flash and hard drives. For the most up-to-date list of USB storage devices that the cable modem router supports, visit https://kb.netgear.com/18985. Some USB external hard drives and flash drives require you to load the drivers onto the computer before the computer can access the USB device. Such USB devices do not work with the cable modem router.
C6230 WiFi Cable Modem Router Access a USB Device Connected to the Cable Modem Router From a Windows-Based Computer To access a USB storage device from a Windows-based computer: 1. Connect a USB storage device to a USB port on your router. 2. If your USB storage device uses a power supply, connect it. You must use the power supply when you connect the USB storage device to the cable modem router.
C6230 WiFi Cable Modem Router 5. Click the OK button. 6. Right-click the USB device and select Map network drive. 7. Select the drive letter to map to the new network folder. 8. Click the Finish button. The USB storage device is mapped to the drive letter that you specified. 9. To connect to the USB storage device as a different user, select the Connect using different credentials check box, click the Finish button, and do the following: a. Type the default user name, which is guest. b.
C6230 WiFi Cable Modem Router Control Access to the USB Storage Device You can specify the device name, workgroups, and network folders for your USB device. To specify the USB access settings: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. >Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin.
C6230 WiFi Cable Modem Router 6. If you changed the settings, click the Apply button. Your settings are saved. Use FTP Within the Network File Transfer Protocol (FTP) lets you send and receive large files faster. To set up FTP access: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin.
C6230 WiFi Cable Modem Router 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select ADVANCED > USB Storage > Advanced Settings. The USB Storage (Advanced Settings) page displays. 5. Scroll down to the Available Networks Folder section, and view or adjust the following settings: • Share Name.
C6230 WiFi Cable Modem Router The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select ADVANCED > USB Storage > Advanced Settings. The USB Storage (Advanced Settings) page displays. 5. Click the Create Network Folder button. The Create network Folder window opens. If this window does not open, your web browser might be blocking pop-ups.
C6230 WiFi Cable Modem Router The BASIC Home page displays. 4. Select ADVANCED > USB Storage > Advanced Settings. The USB Storage (Advanced Settings) page displays. 5. Click the Edit button. The Edit Network Folder page displays the same settings shown in the Add a Network Folder page. 6. Change the settings in the fields as needed. 7. Click the Apply button. Your settings are saved. Approve USB Devices For more security, you can set up the cable modem router to share only USB devices that you approve.
C6230 WiFi Cable Modem Router 9. Select the Allow only approved devices check box. 10. Click the Apply button. Your settings are saved. 11. To work with another USB device, first click the Safely Remove USB Device button for the currently connected USB device. 12. Connect the other USB device, and repeat this process. Access the USB Storage Device Through the Internet You can access the USB storage device through the Internet when you’re not home.
C6230 WiFi Cable Modem Router Set Up FTP Access Through the Internet To set up FTP access: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive.
C6230 WiFi Cable Modem Router For example, type ftp://MyName.mynetgear.com. 4. When prompted, log in: • To log in as admin, in the user name field, type admin and in the password field, type the same password that you use to log in to the cable modem router. • To log in as guest, in the user name field, enter guest. The guest user name does not require a password. To restrict access to the USB storage device, you can specify that only the admin user can access it. See Approve USB Devices on page 45.
6 Share a USB Printer The ReadySHARE Printer utility lets you share a USB printer that is connected to a USB port on your cable modem router. You can share this USB printer among the Windows-based and Mac computers on your network. For more information about the features available in the NETGEAR USB Control Center, see the ReadySHARE Printer User Manual, which is available at http://downloadcenter.netgear.com.
C6230 WiFi Cable Modem Router Install the Printer Driver and Cable the Printer Some USB printer manufacturers (for example, HP and Lexmark) request that you do not connect the USB cable until the installation software prompts you to do so. To install the driver and cable the printer: 1. On each computer on your network that shares the USB printer, install the driver software for the USB printer. If you cannot find the printer driver, contact the printer manufacturer. 2.
C6230 WiFi Cable Modem Router To install the utility: 1. If necessary, unzip the ReadySHARE Printer utility setup file. 2. Double-click the ReadySHARE Printer utility setup file that you downloaded. The InstallShield Wizard opens. 3. Follow the prompts to install NETGEAR USB Control Center. After the InstallShield Wizard completes the installation, the NETGEAR USB Control Center prompts you to select a language. 4. Select a language from the menu and click the OK button.
C6230 WiFi Cable Modem Router 3. Use the print feature in your application to print your document. The NETGEAR USB Control Center automatically connects your computer to the USB printer and prints the document. If another computer is already connected to the printer, your print job goes into a queue to wait to be printed. 4. If your document does not print, use the NETGEAR USB Control Center to check the printer status. 5.
7 Specify Network Settings This chapter includes the following sections: • • • • • • • • • • • • • • • View or Change the WAN Settings Set Up a Default DMZ Server Change the Cable Modem Router’s Device Name Change the LAN TCP/IP Settings Specify the IP Addresses That the Cable Modem Router Assigns Disable the DHCP Server Feature in the Cable Modem Router Manage LAN IP Addresses Improve Network Connections With Universal Plug-N-Play Use the WPS Wizard for WiFi Connections Specify Basic WiFi Settings Change
C6230 WiFi Cable Modem Router View or Change the WAN Settings You can view or configure wide area network (WAN) settings for the Internet port. You can set up a DMZ (demilitarized zone) server, change the maximum transmit unit (MTU) size, and enable the cable modem router to respond to a ping to its WAN (Internet) port. To view or change the WAN settings: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.
C6230 WiFi Cable Modem Router Your settings are saved. Set Up a Default DMZ Server The default DMZ server feature is helpful when you are using some online games and videoconferencing applications that are incompatible with Network Address Translation (NAT). The cable modem router is programmed to recognize some of these applications and to work correctly with them, but other applications might not function well.
C6230 WiFi Cable Modem Router Change the Cable Modem Router’s Device Name The cable modem router’s device name is the cable modem router model number. This device name displays in a file manager when you browse your network. To change the cable modem router’s device name: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3.
C6230 WiFi Cable Modem Router You might want to change these settings if you need a specific IP subnet that one or more devices on the network uses, or if you use competing subnets with the same IP scheme. To change the LAN TCP/IP settings: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password.
C6230 WiFi Cable Modem Router 192.168.0.2 and 192.168.0.254, although you can save part of the range for devices with fixed addresses. To specify the pool of IP addresses that the cable modem router assigns: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin.
C6230 WiFi Cable Modem Router Disable the DHCP Server Feature in the Cable Modem Router By default, the cable modem router acts as a DHCP server. The cable modem router assigns IP, DNS server, and default gateway addresses to all computers connected to the LAN. The assigned default gateway address is the LAN address of the cable modem router. You can use another device on your network as the DHCP server, or specify the network settings of all your computers.
C6230 WiFi Cable Modem Router Reserve an IP Address To reserve an IP address: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4.
C6230 WiFi Cable Modem Router 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select ADVANCED > Setup > LAN Setup. The LAN Setup page displays. 5. Select the radio button next to the reserved address. 6. Click the Edit button. 7. Change the settings. 8. Click the Apply button. Your settings are saved.
C6230 WiFi Cable Modem Router Improve Network Connections With Universal Plug-N-Play Universal Plug-N-Play (UPnP) helps devices, such as Internet appliances and computers, access the network and connect to other devices as needed. UPnP devices can automatically discover the services from other registered UPnP devices on the network.
C6230 WiFi Cable Modem Router hops, which is fine for most home networks. If you notice that some devices are not being updated or reached correctly, it might be necessary to increase this value. 8. Click the Apply button. The UPnP Portmap Table displays the IP address of each UPnP device that is accessing the cable modem router and which ports (internal and external) that device opened.
C6230 WiFi Cable Modem Router The WPS process automatically sets up your computer or mobile device with the network password when it connects. The cable modem router WPS page displays a confirmation message. Specify Basic WiFi Settings The cable modem router comes with preset security. This means that the WiFi network name (SSID), network key (password), and security option (encryption protocol) are preset in the factory. You can find the preset SSID and password on the cable modem router label.
C6230 WiFi Cable Modem Router 7. To change the network name (SSID), type a new name in the Name (SSID) field. The name can be up to 32 characters long and it is case-sensitive. The default SSID is randomly generated and is on the cable modem router label. If you change the name, make sure to write down the new name and keep it in a safe place. 8. To change the WiFi channel, select a number in the Channel menu. In some regions, not all channels are available.
C6230 WiFi Cable Modem Router To change the WPA settings: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select Wireless.
C6230 WiFi Cable Modem Router 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select Guest Network. The Guest Network Settings page displays. 5. Select any of the following settings: • Enable Guest Network.
C6230 WiFi Cable Modem Router You can turn the WiFi radios on and off with the WiFi On/Off button on the cable modem router, or you can log in to the cable modem router and enable or disable the WiFi radios. If you are close to the cable modem router, it might be easier to press its WiFi On/Off button. If you are away from the cable modem router or you already logged in, it might be easier to enable or disable them. You can also turn the WiFi radios off and on based on a schedule.
C6230 WiFi Cable Modem Router Set Up a WiFi Schedule You can turn off the WiFi signal from your cable modem router at times when you do not need a WiFi connection. For example, you might turn it off for the weekend if you leave town. To set up the WiFi schedule: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the modem router admin user name and password.
C6230 WiFi Cable Modem Router To specify WPS settings: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4.
C6230 WiFi Cable Modem Router The BASIC Home page displays. 4. Select ADVANCED > Administration > Router Mode. The Router Mode page displays. 5. Enable or disable router mode: • To enable router mode, select the Yes radio button. • To disable router mode, select the No radio button. 6. Click the Apply button. Your settings are saved.
8 Manage Your Network This chapter describes the cable modem router settings for administering and maintaining your cable modem router and home network.
C6230 WiFi Cable Modem Router Change the admin Password You can change the admin password that is used to log in to the cable modem router with the user name admin. This password is not the one that you use for WiFi access. The cable modem router label shows your unique WiFi network name (SSID) and password for WiFi access. Note: Be sure to change the password for the user name admin to a secure password.
C6230 WiFi Cable Modem Router To set up password recovery: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select ADVANCED > Administration > Set Password.
C6230 WiFi Cable Modem Router A window opens and displays your recovered password. 8. Click the Login again button. A login window opens. 9. With your recovered password, log in to the cable modem router. View Modem Router Status To view cable modem router status and usage information: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3.
C6230 WiFi Cable Modem Router Display Internet Port Statistics To display Internet port statistics: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive.
C6230 WiFi Cable Modem Router 7. To stop the polling entirely, click the Stop button. Check the Internet Connection Status To check the Internet connection status: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin.
C6230 WiFi Cable Modem Router View Logs of Cable Modem Router Activity The log is a detailed record of the websites you accessed or attempted to access and other cable modem router actions. Up to 256 entries are stored in the log. Log entries display only when keyword blocking is enabled, and no log entries are made for the trusted user. To view logs: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.
C6230 WiFi Cable Modem Router To view the event logs: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4.
C6230 WiFi Cable Modem Router The Diagnostics page displays. In the Utility menu, Ping is selected by default. 5. Select the Ping Test Parameters IPv4 or IPv6 radio button. 6. Specify the following parameters for the ping utility: • Target. The IP address of the ping target computer. • Ping Size. The size (in bytes) of the ping packet. • No. of Pings. The number of times to ping the target computer. The maximum number of pings is 128. • Ping Interval. The time between pings. 7.
C6230 WiFi Cable Modem Router 6. Specify the following parameters for the traceroute utility: • Target. The IP address or host name of the computer you are tracing. • Max Hops. The maximum number of hops to allow when tracing the route. • Data Size. The input the size (in bytes) of the packet. • Base Port. The port number to send the packet to. • Resolve Host. Select On to resolve the host name to the IP address. 7. Click the Start Test button. The traceroute results display. 8.
C6230 WiFi Cable Modem Router 7. In the Traffic Counter section, set the traffic counter to begin at a specific time and date. To start the traffic counter immediately, click the Restart Counter Now button. 8. In the Traffic Control section, enter a value in minutes to specify when the cable modem router issues a warning message before the monthly limit of Mbytes or hours is reached. By default, the value is 0 and no warning message is issued.
C6230 WiFi Cable Modem Router The Wired Devices section lists devices that are connected to the cable modem router with Ethernet cables. The Wireless Devices section lists devices that are connected to the WiFi network. The following information is displayed: • Status. The status of the device, Allowed or Blocked. • Device Name. If the device name is known, it is shown here. • IP Address. The IP address that the cable modem router assigned to this device when it joined the network.
C6230 WiFi Cable Modem Router A confirmation message displays. 7. Click the OK button. A copy of the current settings is saved in the location you specified. Erase the Current Configuration Settings You can erase the current configuration and restore the factory default settings. You might want to do this if you move the cable modem router to a different network. To erase the configuration settings 1.
C6230 WiFi Cable Modem Router 4. Select ADVANCED > Administration > Backup Settings. The Backup Settings page displays. 5. Click the Browse button to find and select the .bin file. 6. Click the Restore button. The file is uploaded to the cable modem router and the cable modem router reboots. WARNING: Do not interrupt the reboot process. View or Change the Cable Modem Router WiFi Channel Laws or guidelines in many countries and geographic locations specify which channels can be used.
C6230 WiFi Cable Modem Router 8. Click the Apply button. Your settings are saved. Set Up and Manage Dynamic DNS Internet service providers (ISPs) assign numbers called IP addresses to identify each Internet account. Most ISPs use dynamically assigned IP addresses. This means that the IP address can change at any time. You can use the IP address to access your network remotely, but most people don’t know what their IP addresses are or when this number changes.
C6230 WiFi Cable Modem Router 8. In the Email field, enter the email for your account. 9. In the Password (6-32 characters) field, type the password for your DDNS account. 10. Click the Apply button. Your settings are saved. 11. To verify that your Dynamic DNS service is enabled in the cable modem router, click the Show Status button. A message displays the Dynamic DNS status. Change the Dynamic DNS Settings To change your settings: 1.
9 Specify Internet Port Settings You can use port forwarding and port triggering to set up rules for Internet traffic. You need networking knowledge to set up these features.
C6230 WiFi Cable Modem Router Set Up Port Forwarding to a Local Server If your home network includes a server, you can allow certain types of incoming traffic to reach the server. For example, you might want to make a local web server, FTP server, or game server visible and available to the Internet. The cable modem router can forward incoming traffic with specific protocols to computers on your local network.
C6230 WiFi Cable Modem Router Add a Custom Port Forwarding Service To add a custom service: 1. Find out which port number or range of numbers the application uses. You can usually find this information by contacting the publisher of the application or user groups or news groups. 2. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 3. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 4.
C6230 WiFi Cable Modem Router 12. Type the IP address in the Internal IP address field or select the radio button for an attached device listed in the table. 13. Enter the external IP address. 14. Click the Apply button. The service is now in the menu on the Port Forwarding/Port Triggering page. Edit a Port Forwarding Service To edit a port forwarding entry: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.
C6230 WiFi Cable Modem Router Delete a Port Forwarding Entry To delete a port forwarding entry: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3. Enter the cable modem router admin user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive.
C6230 WiFi Cable Modem Router How the Cable Modem Router Implements the Port Forwarding Rule The following sequence shows the effects of a port forwarding rule: 1. When you type the URL www.example.com in your browser, the browser sends a web page request message with the following destination information: • Destination address. The IP address of www.example.com, which is the address of your cable modem router. • Destination port number. 80, which is the standard port number for a web server process.
C6230 WiFi Cable Modem Router Note: If you use applications such as multiplayer gaming, peer-to-peer connections, real-time communications such as instant messaging, enable Universal Plug and Play (UPnP). Add a Port Triggering Service To add a port triggering service: 1. Launch a web browser from a computer or mobile device that is connected to the cable modem router network. 2. Enter http://routerlogin.net or http://192.168.0.1. A login window opens. 3.
C6230 WiFi Cable Modem Router The service is now in the Portmap table. You must enable port triggering before the cable modem router used port triggering for the service that you added. See the following section. Application Example: Port Triggering for Internet Relay Chat Some application servers, such as FTP and IRC servers, send replies to multiple port numbers. Using port triggering, you can tell the cable modem router to open more incoming ports when a particular outgoing port starts a session.
C6230 WiFi Cable Modem Router IP address with your computer’s IP address and forwards the message to your computer. 8. When you finish your chat session, your cable modem router eventually senses a period of inactivity in the communications. The cable modem router then removes the session information from its session table, and incoming traffic is no longer accepted on port numbers 33333 or 113.
10 Troubleshooting This chapter provides information to help you diagnose and solve problems you might experience with your cable modem router. If you do not find the solution here, check the NETGEAR support site at support.netgear.com for product and contact information.
C6230 WiFi Cable Modem Router Troubleshoot With the LEDs You can use the LEDs on the front panel of the cable modem router for troubleshooting. Power LED Is Off • Make sure that the power adapter is securely connected to your cable modem router and securely connected to a working power outlet. • Check that you are using the power adapter that NETGEAR supplied for this product.
C6230 WiFi Cable Modem Router Troubleshoot the Cable Internet Connection When your cable modem router cannot access the Internet and your Internet LED is on, register the cable MAC address or device MAC address of your cable modem router with your cable Internet provider. Additionally, make sure that the cable modem router is specified as the TCP/IP gateway for your computer. If your computer obtains its information from the cable modem router by DHCP, reboot the computer and verify the gateway address.
C6230 WiFi Cable Modem Router 4. If you customized advanced home network settings such as the IP address scheme, check the following: • Make sure that the IP address of your computer is on the same subnet as the cable modem router. If you are using the recommended addressing scheme, your computer’s address is in the range of 192.168.0.2 to 192.168.0.254. • If your computer’s IP address is shown as 169.254.x.
C6230 WiFi Cable Modem Router In this case, pressing the WiFi button does not turn the WiFi radios back on. You must log in to enable the WiFi radios. Use an Ethernet cable for a wired connection to the cable modem router. Then log in and change the settings. - • Someone logged in to the cable modem router and disabled its SSID broadcast. Your WiFi network is hidden and does not display in your WiFi client’s scanning list. (By default, SSID broadcast is enabled.
C6230 WiFi Cable Modem Router 3. Click the OK button.
C6230 WiFi Cable Modem Router Verify that the IP address of the cable modem router is listed as the default gateway. • Check to see that the network address of your computer (the portion of the IP address specified by the subnet mask) is different from the network address of the remote device. • Check to see that your cable or DSL modem is connected and functioning. • If your ISP assigned a host name to your computer, enter that host name as the account name on the Internet Setup page.
11 Supplemental Information This appendix covers the following topics: • • Factory Settings Technical Specifications 104
C6230 WiFi Cable Modem Router Factory Settings You can return the cable modem to its factory settings. Use the end of a paper clip or a similar object to press and hold the Reset button on the back of the cable modem for at least seven seconds. The cable modem resets, and returns to the factory configuration settings shown in the following table. Table 4. Factory default settings Feature Cable modem router login Local network (LAN) Cable modem firewall Default behavior User login URL www.routerlogin.
C6230 WiFi Cable Modem Router Table 4. Factory default settings (Continued) Feature WiFi Default behavior WiFi communication Enabled SSID name See the cable modem label Security WPA2-PSK (AES) Broadcast SSID Enabled Country/region United States RF channel (2.4 GHz) Auto1 RF channel (5 GHz) CH 157 (or manually select Band 1 and 4 Channels) Operating mode Up to 300 Mbps at 2.4 GHz Up to 900 at 5 GHz 1 Maximum WiFi signal rate derived from IEEE Standard 802.11 specifications.
C6230 WiFi Cable Modem Router Table 5. Modem router specifications (Continued) Feature Description WiFi Maximum WiFi signal rate complies with the IEEE 802.11 standard. See the footnote in Factory Settings on page 105. Radio data rates Auto Rate Sensing Data encoding standards IEEE 802.11ac 2.0 IEEE 802.11n version 2.0 IEEE 802.11b IEEE 802.11n 2.4 GHz IEEE 802.11a 5.
