NETGEAR C6300 User Manual
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NETGEAR C6300 User Manual

Ac1750 wifi cable modem router
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See also: User Manual , Installation Manual
AC1750 WiFi Cable Modem Router
Mode l C6300
Us e r Manual
July 2014
202-11238-01
350 East Plumeria Drive
San Jose, CA 95134
USA

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Summary of Contents for NETGEAR C6300

  • Page 1 AC1750 WiFi Cable Modem Router Mode l C6300 Us e r Manual July 2014 202-11238-01 350 East Plumeria Drive San Jose, CA 95134...
  • Page 2 See the regulatory compliance document before connecting the power supply. Trademarks NETGEAR, the NETGEAR logo, and Connect with Innovation are trademarks and/or registered trademarks of NETGEAR, Inc. and/or its subsidiaries in the United States and/or other countries. Information is subject to change without notice.

  • Page 3: Table Of Contents

    Contents Chapter 1 Hardware Setup Unpack Your Modem Router ......... . . 7 Front Panel .
  • Page 4 AC1750 WiFi Cable Modem Router Add a Network Folder on a USB Drive ........39 Edit a Network Folder on a USB Drive .
  • Page 5 AC1750 WiFi Cable Modem Router Chapter 8 Specify Internet Port Settings Set Up Port Forwarding to a Local Server ....... 83 Add a Custom Port Forwarding Service.

  • Page 6: Chapter 1 Hardware Setup

    Unpack Your Modem Router • Front Panel • Rear Panel • Position Your Modem Router • Retrieve and Display the Product Label • Cable Your Modem Router For more information about the topics covered in this manual, visit the support website at http://support.netgear.com.

  • Page 7: Unpack Your Modem Router

    AC1750 WiFi Cable Modem Router Unpack Your Modem Router Your package contains the following items. Ethernet cable Power adapter Modem router Figure 1. Package contents Front Panel The modem router has status LEDs and buttons on the front. WPS button / LED WiFi On/Off button Power LED Downstream LED...
  • Page 8 AC1750 WiFi Cable Modem Router You can use the LEDs to verify status and connections. The following table lists and describes each LED and button on the front panel of the modem router. Table 1. LED and button descriptions Description WPS button with This button lets you use WPS to join the WiFi network without typing the WiFi password.

  • Page 9: Rear Panel

    AC1750 WiFi Cable Modem Router Rear Panel The rear panel has the connections and button shown the following figure. Reset button USB port Ethernet LAN ports Coaxial cable connector Power adapter input Power On/Off button Figure 3. Modem router rear panel Position Your Modem Router The modem router lets you access your network anywhere within the operating range of your wireless network.

  • Page 10: Retrieve And Display The Product Label

    MAC addresses of the radios, and other information.  To retrieve the product label from the modem router: Locate the label handle that has NETGEAR printed on it, and pull out the product label. Figure 4. Pulling out the product label Hardware Setup...

  • Page 11: Cable Your Modem Router

    AC1750 WiFi Cable Modem Router WiFi network name and password MAC address Serial number Figure 5. Product label Cable Your Modem Router The most common way to cable your modem router is the simplest, without any other routers or gateways on the same network. You can also cable the modem router to another router or gateway and log in to the modem router to specify this setting.

  • Page 12: Cable Your Modem Router To A Router Or Gateway

    AC1750 WiFi Cable Modem Router  To cable your modem router: Connect a coaxial cable. Use the coaxial cable that your cable company provides to connect the cable port on the modem router to a cable wall outlet or a line splitter. Note: If Charter is your cable Internet provider, Charter recommends connecting your modem router directly to a cable wall outlet.
  • Page 13 AC1750 WiFi Cable Modem Router Your wireless device connects to the WiFi network. Launch a web browser. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive.

  • Page 14: Chapter 2 Connect To The Network And Access The Modem Router

    Connect to the Network and Access the Modem Router This chapter contains the following sections: • Connect to the Network • Types of Logins • Log In to the Modem Router...

  • Page 15: Connect To The Network

    AC1750 WiFi Cable Modem Router Connect to the Network You can connect to the 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).

  • Page 16: Types Of Logins

    When you connect to the network (either with WiFi or with an Ethernet cable), you can use a web browser to access the modem router to view or change its settings. The first time you access the modem router, NETGEAR genie automatically checks to see if your modem router can connect to your Internet service.

  • Page 17: Chapter 3 Specify Initial Settings

    Specify Initial Settings This chapter contains the following sections: • Notify Your Internet Provider • Specify the Cable Connection Starting Frequency • View Modem Router Initialization • Specify the Internet Connection Settings...

  • Page 18: Notify Your Internet Provider

    Contact your cable Internet provider and inform them that you are installing a new modem router that you bought from a retail store. Provide your cable Internet provider with the modem router’s model number, which is C6300. Note: The modem router is certified by all major cable Internet providers.

  • Page 19: Specify The Cable Connection Starting Frequency

    AC1750 WiFi Cable Modem Router • If the modem router is not visible, your cable Internet provider can give you instructions to verify why the modem router does not connect with your high-speed Internet service. • If the modem router is visible to your cable Internet provider, reboot the computer, laptop, or home gateway that is connected to the modem router.

  • Page 20: View Modem Router Initialization

    AC1750 WiFi Cable Modem Router View Modem Router Initialization You can track the initialization procedure of the modem router, and get details about the downstream and upstream cable channel. The time is displayed after the modem router is initialized. The modem router automatically goes through the following steps in the provisioning process: Scans and locks the downstream frequency and then ranges the upstream channels.

  • Page 21: Specify The Internet Connection Settings

    AC1750 WiFi Cable Modem Router Specify the Internet Connection Settings You can view or change the modem router’s Internet connection settings.  To specify the Internet connection settings: Launch a web browser from a computer or wireless device that is connected to the network.
  • Page 22 AC1750 WiFi Cable Modem Router • Use Static IP Address. Enter the IP address, IP subnet mask, and the gateway IP address that your cable Internet provider assigned. The gateway is the cable Internet provider router to which your modem router connects. Select a Domain Name Server (DNS) Address radio button: •...

  • Page 23: Chapter 4 Control Access To The Internet

    Control Access to the Internet This chapter explains how to prevent objectionable content from reaching the computers and other devices that are connected to your network. This chapter includes the following sections: • Set Up Parental Controls • Use Keywords to Block Internet Sites •...

  • Page 24: Set Up Parental Controls

    The BASIC Home screen displays. Select Parental Controls. Click either the Windows Users or Mac Users button. Follow the onscreen instructions to download and install the NETGEAR Live Parental Controls management utility. Control Access to the Internet...
  • Page 25 AC1750 WiFi Cable Modem Router After installation, Live Parental Controls automatically starts. Click the Next button. Read the note, and click the Next button again to proceed. Because Live Parental Controls uses free OpenDNS accounts, you are prompted to log in or create a free account.

  • Page 26: Use Keywords To Block Internet Sites

    AC1750 WiFi Cable Modem Router Complete the fields and click the Next button. After you log on or create your account, the filtering level screen displays: Select a filtering level and click the Next button. The Setup is Complete screen displays. Click the Take me to the status screen button.
  • Page 27 AC1750 WiFi Cable Modem Router Select ADVANCED > Security > Block Sites. Select a keyword blocking option: • Per Schedule. Use keyword blocking according to ta schedule you set. (See Schedule When to Block Internet Sites and Services on page 29.) •...

  • Page 28: Block Services From The Internet

    AC1750 WiFi Cable Modem Router Select ADVANCED > Security > Block Sites. Do one of the following: • To delete a single word, select it and click the Delete Keyword button. The keyword is removed from the list. • To delete all keywords on the list, click the Clear List button. All keywords are removed from the list.

  • Page 29: Schedule When To Block Internet Sites And Services

    AC1750 WiFi Cable Modem Router Click the Add button. To add a service that is in the Service Type list, select the application or service. The settings for this service automatically display in the fields. To add a service or application that is not the list, select User Defined. a.

  • Page 30: Avoid Blocking On A Trusted Computer

    AC1750 WiFi Cable Modem Router  To schedule blocking: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 31: Set Up Security Event Email Notifications

    AC1750 WiFi Cable Modem Router Scroll down and select the Allow trusted IP address to visit blocked sites check box. In the Trusted IP Address field, enter the IP address of the trusted computer. Click the Apply button. Your changes are saved. Set Up Security Event Email Notifications The modem router can email you its logs.
  • Page 32 AC1750 WiFi Cable Modem Router You might be able to find this information in the configuration screen of your email program. If you leave this field blank, log and alert messages are not sent. Enter the email address to which logs and alerts are sent in the Send to This E-mail Address field.

  • Page 33: Chapter 5 Share A Usb Drive Attached To The Modem Router

    View or Change Network Folders on a USB Drive • Add a Network Folder on a USB Drive • Edit a Network Folder on a USB Drive • Approve USB Devices • Safely Remove a USB Drive For more information about ReadySHARE features, visit www.netgear.com/readyshare.

  • Page 34: Usb Drive Requirements

    The modem router works with most USB-compliant external flash and hard drives. For the most up-to-date list of USB drives that the modem router supports, visit http://kbserver.netgear.com/readyshare. 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.

  • Page 35: Control Access To The Usb Drive

    AC1750 WiFi Cable Modem Router  To map the USB device to a Windows network drive: Visit http://www.netgear.com/readyshare. In the ReadySHARE USB Storage Access pane, click the PC Utility link. The readyshareconnect.exe file is downloaded to your computer. Launch readyshareconnect.exe.
  • Page 36 AC1750 WiFi Cable Modem Router Select ADVANCED > USB Storage > Advanced Settings. Specify access to the USB storage device: • Network Device Name. This is the name used to access the USB device connected to the modem router. The default is readyshare. •...

  • Page 37: Use Ftp Within The Network

    AC1750 WiFi Cable Modem Router Use FTP Within the Network File Transfer Protocol (FTP) lets you send and receive large files faster.  To set up FTP access: Launch a web browser from a computer or wireless device that is connected to the network.

  • Page 38: View Or Change Network Folders On A Usb Drive

    AC1750 WiFi Cable Modem Router View or Change Network Folders on a USB Drive You can view or change the network folders on the USB storage device.  To view or change network folders: Launch a web browser from a computer or wireless device that is connected to the network.

  • Page 39: Add A Network Folder On A Usb Drive

    AC1750 WiFi Cable Modem Router • Volume Name. Volume name from the storage device (either USB drive or HDD). • Total Space and Free Space. Show the current utilization of the storage device. If you changed the settings, click the Apply button. Your changes are saved.

  • Page 40: Edit A Network Folder On A Usb Drive

    AC1750 WiFi Cable Modem Router Click the Apply button. The folder is added on the USB device. Edit a Network Folder on a USB Drive You can edit network folders on the USB storage device.  To edit a network folder: Launch a web browser from a computer or wireless device that is connected to the network.
  • Page 41 AC1750 WiFi Cable Modem Router The BASIC Home screen displays. Select ADVANCED > Advanced Setup > USB Settings. By default the Enable any USB Device connection to the USB port Yes radio button is selected. This setting lets you connect and access all your USB drives. Select the No radio button.

  • Page 42: Safely Remove A Usb Drive

    AC1750 WiFi Cable Modem Router Safely Remove a USB Drive Before you physically disconnect a USB drive from the modem router USB port, log in to the modem router and take the drive offline.  To remove a USB disk drive safely: Launch a web browser from a computer or wireless device that is connected to the network.

  • Page 43: Chapter 6 Specify Network Settings

    Specify Network Settings This chapter includes the following sections: • View or Change the WAN Settings • Change the MTU Size • Set Up a Default DMZ Server • Change the Modem Router’s Device Name • Change the LAN TCP/IP Settings •...

  • Page 44: View Or Change The Wan Settings

    AC1750 WiFi Cable Modem Router View or Change the WAN Settings You can view the 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 modem router to respond to a ping to its WAN (Internet) port.

  • Page 45: Change The Mtu Size

    “fragmented” to accommodate the device with the smallest MTU. The best MTU setting for NETGEAR equipment is often the default value. In some situations, changing the value fixes one problem but causes another. Leave the MTU unchanged unless one of these situations occurs: •...
  • Page 46 Table 2. Common MTU sizes Application 1500 The largest Ethernet packet size. This setting is typical for connections that do not use PPPoE or VPN, and is the default value for NETGEAR modem routers, adapters, and switches. 1492 Used in PPPoE environments.

  • Page 47: Set Up A Default Dmz Server

    AC1750 WiFi Cable Modem Router 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 modem router is programmed to recognize some of these applications and to work correctly with them, but other applications might not function well.

  • Page 48: Change The Modem Router's Device Name

    AC1750 WiFi Cable Modem Router Change the Modem Router’s Device Name The modem router’s device name is C6300. This device name displays in a file manager when you browse your network.  To change the modem router’s device name: Launch a web browser from a computer or wireless device that is connected to the network.
  • Page 49 AC1750 WiFi Cable Modem Router These addresses are part of the designated private address range for use in private networks and are suitable for most applications. If your network requires a different IP addressing scheme, you can change these settings. You might want to change these settings if you need a specific IP subnet that one or more devices on the network use, or if you have competing subnets with the same IP scheme.

  • Page 50: Specify The Ip Addresses That The Modem Router Assigns

    AC1750 WiFi Cable Modem Router Specify the IP Addresses That the Modem Router Assigns By default, the modem router acts as a Dynamic Host Configuration Protocol (DHCP) server. The modem router assigns IP, DNS server, and default gateway addresses to all computers connected to the LAN.

  • Page 51: Reserve Lan Ip Addresses

    AC1750 WiFi Cable Modem Router Specify the range of IP addresses that the modem router assigns: a. In the Starting IP Address field, type the lowest number in the range. This IP address must be in the same subnet as the modem router. b.
  • Page 52 AC1750 WiFi Cable Modem Router  To edit a reserved address entry: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 53: Use The Wps Wizard For Wifi Connections

    You can find the preset SSID and password on the modem router label. The preset SSID and password are uniquely generated for every device to maximize your wireless security. NETGEAR recommends that you do not change your preset security settings. If you change your preset security settings, make a note of the new settings and store the note in a safe place where you can easily find it.
  • Page 54 AC1750 WiFi Cable Modem Router  To specify basic wireless settings: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 55: Change The Wifi Security Option

    Your modem router comes with preset WPA2 or WPA security. The password that you enter to connect to your network is unique to your modem router and is on the modem router label. NETGEAR recommends that you use the preset security, but you can change the password. NETGEAR recommends that you do not disable security.

  • Page 56: Set Up A Wifi Guest Network

    AC1750 WiFi Cable Modem Router The BASIC Home screen displays. Select Wireless. Under Security Options, select a WPA option: • WPA2-PSK [AES] • WPA-PSK [TKIP] + WPA2-PSK [AES] The WPA2 options use the newest standard for the strongest security but some older computers and wireless devices cannot use WPA2.
  • Page 57 Select a security option. The WPA2 options use the newest standard for the strongest security, but some older computers and wireless devices cannot use it. NETGEAR recommends that you select the WPA-PSK [TKIP] + WPA2-PSK [AES] radio button. This setting protects your WiFi network and lets computers and wireless devices can connect to the WiFi network by using either WPA2 or WPA security.

  • Page 58: Control The Wireless Radios

    AC1750 WiFi Cable Modem Router Control the Wireless Radios The modem router has internal wireless radios that broadcast signals in the 2.4 GHz range and 5 GHz range. By default, these radios are on so that you can connect wirelessly to the modem router.

  • Page 59: Specify Wps Settings

    AC1750 WiFi Cable Modem Router Select ADVANCED > Advanced Setup > Wireless Settings. Select or clear the Enable Wireless Gateway Radio check box. Clearing this check box turns off the WiFi feature of the modem router. Click the Apply button. If you disabled the wireless radios, the WiFi On/Off LED and the WPS LED turn off.

  • Page 60: Set Up A Wireless Card Access List

    Disable Router’s PIN check box. (Optional) Select or clear the Keep Existing Wireless Settings check box. By default, the Keep Existing Wireless Settings check box is selected. NETGEAR recommends that you leave this check box selected. If you clear this check box, the next time a new wireless client uses WPS to connect to the modem router, the modem router wireless settings change to an automatically generated random SSID and security key.
  • Page 61 AC1750 WiFi Cable Modem Router Click the Set Up Access List button. Select the Turn Access Control On check box and select one of the following radio buttons: • Allow List. Allow computers and devices in the list to connect with WiFi. •...

  • Page 62: Dynamic Dns

    AC1750 WiFi Cable Modem Router Dynamic DNS If your Internet provider gave you a permanently assigned IP address, you can register a domain name and have that name linked with your IP address by public Domain Name Servers (DNS). However, if your Internet account uses a dynamically assigned IP address, you do not know in advance what your IP address is, and the address can change frequently.

  • Page 63: Improve Network Connections With Universal Plug And Play

    AC1750 WiFi Cable Modem Router Select the URL for your Dynamic DNS service provider. For example, if your Dynamic DNS service provider is DynDNS.org, select www.DynDNS.org. IN the Host Name field, type the host name (or domain name) that your Dynamic DNS service provider gave you.
  • Page 64 AC1750 WiFi Cable Modem Router Select ADVANCED > Advanced Setup > UPnP. Select the Turn UPnP On check box. By default, this check box is selected. If the Turn UPnP On check box is cleared, the modem router does not allow any device to automatically control router resources, such as port forwarding.

  • Page 65: Chapter 7 Manage Your Network

    Manage Your Network This chapter describes the modem router settings for administering and maintaining your modem router and home network. This chapter includes the following sections: • View Modem Router Status • Reboot the Modem Router • Change the Router Mode •...

  • Page 66: View Modem Router Status

    AC1750 WiFi Cable Modem Router View Modem Router Status  To view modem router status and usage information: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password.

  • Page 67: View Internet Port Information

    AC1750 WiFi Cable Modem Router The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select ADVANCED. The Cable Information pane displays the following: • Hardware Version. The modem router model. •...

  • Page 68: Wireless Settings

    AC1750 WiFi Cable Modem Router • Domain Name Server. The IP address of the Domain Name Server. Wireless Settings  To view wireless settings: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1.

  • Page 69: Change The Router Mode

    AC1750 WiFi Cable Modem Router A login screen displays. Enter the modem router user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select ADVANCED. In the Cable Information pane, click the Reboot button.

  • Page 70: View Logs Of Modem Router Activity

    AC1750 WiFi Cable Modem Router The password is on the modem router’s label. Your wireless device connects to the WiFi network. Launch a web browser. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 71: View A Network Map

    AC1750 WiFi Cable Modem Router The BASIC Home screen displays. Select ADVANCED > Administration > Logs. The log screen shows the following information: • Description. The action that occurred. • Count. The number of occurrences. • Last Occurrence. The date and time the log entry was recorded. •...

  • Page 72: Manage The Modem Router Configuration File

    AC1750 WiFi Cable Modem Router A login screen displays. Enter the modem router user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select ADVANCED > Administration > Network Map. The screen displays the modem router, its Internet connection, and all devices that are currently connected to the modem router network.

  • Page 73: Restore Configuration Settings

    AC1750 WiFi Cable Modem Router Select ADVANCED > Administration > Backup Settings. Click the Back Up button. When prompted, specify a location on your network. A copy of the current settings is saved in the location you specified. Restore Configuration Settings ...

  • Page 74: Erase Current Configuration Settings

    AC1750 WiFi Cable Modem Router  To erase the configuration settings: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 75: View Event Logs

    AC1750 WiFi Cable Modem Router Type the new password in the Set Password field. Type the new password in the Repeat New Password field. Click the Apply button. Your change takes effect. View Event Logs Event logs capture important modem router events. ...
  • Page 76 AC1750 WiFi Cable Modem Router  To run a ping test: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 77: Run The Traceroute Utility

    AC1750 WiFi Cable Modem Router Run the Traceroute Utility To display the route and measure transit delays of packets across an IP, run the traceroute utility.  To run a traceroute test: Launch a web browser from a computer or wireless device that is connected to the network.

  • Page 78: View Wireless Access Points In Your Area

    AC1750 WiFi Cable Modem Router View Wireless Access Points in Your Area You can view wireless networks or access points, in your area and select and join a wireless network.  To manage your wireless access point (AP): Launch a web browser from a computer or wireless device that is connected to the network.

  • Page 79: Remote Management

    AC1750 WiFi Cable Modem Router  To view or change your wireless channel: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays. Enter the modem router user name and password. The user name is admin.
  • Page 80 AC1750 WiFi Cable Modem Router Note: Be sure to change the modem router login password to a secure password. The ideal password contains no dictionary words from any language and contains uppercase and lowercase letters, numbers, and symbols. It can be up to 30 characters. See Change the admin Password on page 74.
  • Page 81 AC1750 WiFi Cable Modem Router Normal web browser access uses the standard HTTP service port 80. For greater security, enter a custom port number for the remote web management interface. Choose a number from 1024 to 65535, but do not use the number of any common service port. The default is 8080, which is a common alternate for HTTP.

  • Page 82: Chapter 8 Specify Internet Port Settings

    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. This chapter includes the following sections: • Set Up Port Forwarding to a Local Server •...

  • Page 83: Set Up Port Forwarding To A Local Server

    AC1750 WiFi Cable Modem Router Set Up Port Forwarding to a Local Server If you have a server in your home network, 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.

  • Page 84: Add A Custom Port Forwarding Service

    AC1750 WiFi Cable Modem Router If the service that you want to add is not in the list, create a custom service. See Add a Custom Port Forwarding Service on page 84. In the Server IP Address field, enter the IP address of the computer that will provide the service.

  • Page 85: Edit A Port Forwarding Service

    AC1750 WiFi Cable Modem Router If the application uses a range of ports, enter the ending port number of the range in the External Ending Port field. Use one of the following methods to specify the internal port numbers: • Leave Use the same port range for internal port check box selected.

  • Page 86: Application Example: Make A Local Web Server Public

    AC1750 WiFi Cable Modem Router Enter the modem router user name and password. The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select ADVANCED > Advanced Setup > Port Forwarding/Port Triggering. Select the Port Forwarding radio button as the service type.

  • Page 87: Set Up Port Triggering

    AC1750 WiFi Cable Modem Router Your modem router receives the message and finds your port forwarding rule for incoming port 80 traffic. The modem router changes the destination in the message to IP address 192.168.0.123 and sends the message to that computer. Your web server at IP address 192.168.0.123 receives the request and sends a reply message to your modem router.
  • Page 88 AC1750 WiFi Cable Modem Router The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select ADVANCED > Advanced Setup > Port Forwarding/Port Triggering. Select the Port Triggering radio button. Click the Add Service button.

  • Page 89: Specify When To Use Port Triggering

    AC1750 WiFi Cable Modem Router In the Connection Type, Starting Port, and Ending Port fields, enter the inbound connection port information. Click the Apply button. The service is added. You must enable port triggering before the modem router uses port triggering.

  • Page 90: Application Example: Port Triggering For Internet Relay Chat

    AC1750 WiFi Cable Modem Router This value controls how long the inbound ports stay open when the modem router detects no activity. This value is required because the modem router cannot detect when the application terminates. Application Example: Port Triggering for Internet Relay Chat Some application servers, such as FTP and IRC servers, send replies to multiple port numbers.

  • Page 91: Chapter 9 Troubleshooting

    Use LEDs to Troubleshoot • Cannot Log In to the Modem Router • Troubleshoot the Cable Internet Connection • Troubleshoot a TCP/IP Network Using a Ping Utility Tip: NETGEAR provides helpful articles, documentation, and the latest software updates at support.netgear.com.

  • Page 92: Use Leds To Troubleshoot

    Check that you are using the 12 VDC power adapter from NETGEAR for this product. If the error persists, you have a hardware problem. Contact technical support.

  • Page 93: Troubleshoot The Cable Internet Connection

    AC1750 WiFi Cable Modem Router Note: If the IP address of your computer is shown as 169.254.x.x: Recent versions of Windows and Mac OS generate and assign an IP address when the computer cannot reach a DHCP server. These autogenerated addresses are in the range of 169.254.x.x. If your IP address is in this range, check the connection from the computer to the modem router and reboot your computer.

  • Page 94: Use Ping To Test The Lan Path To Your Modem Router

    AC1750 WiFi Cable Modem Router Use Ping to Test the LAN Path to Your Modem Router You can use ping to verify that the LAN path to your modem router is set up correctly.  To ping the modem router from a computer running Windows 95 or later: From the Windows toolbar, click the Start button and select Run.
  • Page 95 AC1750 WiFi Cable Modem Router where <IP address> is the IP address of a remote device such as the DNS server of your Internet provider. If the path is working, you see this message: Reply from < IP address >: bytes=32 time=NN ms TTL=xxx If you do not receive this reply, check the following: •...

  • Page 96: Appendix A Supplemental Information

    Supplemental Information This appendix includes the following sections. • Factory Default Settings • Technical Specifications...

  • Page 97: Factory Default Settings

    AC1750 WiFi Cable Modem Router Factory Default Settings To return the modem router to its factory settings, press and hold the Reset button for over seven seconds. The modem router resets and returns to the factory configuration settings shown in the following table. Table 4.

  • Page 98: Technical Specifications

    AC1750 WiFi Cable Modem Router Table 4. Factory default settings (continued) Feature Default Setting Wireless Authentication type Open System (continued) Wireless Card Access List All wireless stations allowed 1. Maximum wireless signal rate derived from IEEE Standard 802.11 specifications. Actual throughput will vary. Network conditions and environmental factors, including volume of network traffic, building materials and construction, and network overhead, may lower actual data throughput rate.

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