NETGEAR C6300v2 User Manual Download Page 99

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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.

This chapter contains the following sections:

•

Troubleshoot With the LEDs

•

Troubleshoot the Cable Internet Connection

•

Cannot Log In to the Cable Modem Router

•

Changes Not Saved

•

WiFi Connectivity

•

Troubleshoot Your Network Using the Ping Utility

Summary of Contents for C6300v2

Page 1: ...User Manual AC1750 WiFi Cable Modem Router Model C6300v2 NETGEAR Inc 350 E Plumeria Drive September 2018 San Jose CA 95134 USA 202 11901 01 ...

Page 2: ...esources Contact your Internet service provider for technical support Trademarks NETGEAR Inc NETGEAR and the NETGEAR Logo are trademarks of NETGEAR Inc Any non NETGEAR trademarks are used for reference purposes only Compliance For regulatory compliance information including the EU Declaration of Conformity visit https www netgear com about regulatory See the regulatory compliance document before c...

Page 3: ...m Router Connect to the Network 21 Wired Connection 21 Find and Select the Cable Modem Router WiFi Network 21 Use WPS to Connect to the Cable Modem Router WiFi Network 21 Types of Logins 22 Log In to the Cable Modem Router 22 Chapter 3 Specify Your Internet Settings Specify the Cable Connection Starting Frequency 25 View Modem Router Initialization 25 Manually Set Up the Internet Connection 26 Cha...

Page 4: ...ugh the Internet 48 Access the USB Storage Device Through the Internet With FTP 48 Safely Remove a USB Storage Device 49 Chapter 6 Share a USB Printer Install the Printer Driver and Cable the Printer 51 Download the ReadySHARE Printer Utility 51 Install the ReadySHARE Printer Utility 51 Print Using the NETGEAR USB Control Center 52 Chapter 7 Specify Network Settings View or Change the WAN Settings...

Page 5: ...ration File 83 Back Up Settings 84 Restore Configuration Settings 84 Erase the Current Configuration Settings 85 View or Change the Cable Modem Router WiFi Channel 85 Set Up and Manage Dynamic DNS 86 Specify a DNS Account 87 Change the Dynamic DNS Settings 87 Remote Management 88 Set Up Remote Management 88 Use Remote Access 89 Chapter 9 Specify Internet Port Settings Set Up Port Forwarding to a L...

Page 6: ...n 101 Cannot Log In to the Cable Modem Router 101 Changes Not Saved 102 WiFi Connectivity 102 Troubleshoot Your Network Using the Ping Utility 103 Test the LAN Path to Your Cable Modem Router 103 Test the Path From Your Computer to a Remote Device 104 Chapter 11 Supplemental Information Factory Settings 107 Technical Specifications 108 6 AC1750 WiFi Cable Modem Router ...

Page 7: ...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 7 ...

Page 8: ...Modem Router Your package contains the following items Figure 1 Package contents 1 AC1750 WiFi Cable Modem Router Model C6300v2 2 Ethernet cable 3 Power adapter User Manual 8 Hardware Setup AC1750 WiFi Cable Modem Router ...

Page 9: ...is 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 Solid green Your cable modem router connected to a WPS enabled device Blinking green Your cable modem router is attempting to connect to a WPS enabled device Off A WPS connection is not in progress WPS User Manual 9 Hardware Setup AC1750 WiFi Cable Modem...

Page 10: ... such as a TV DVD player or speakers Power Solid amber One downstream channel is locked Solid green Two or more downstream channels are locked Blinking green The cable modem router is scanning for a downstream channel Off No downstream channel is locked Downstream Solid amber One upstream channel is locked Solid green Two or more upstream channels are locked Blinking green The cable modem router i...

Page 11: ...eceiving WiFi traffic Off The 5 GHz WiFi radio is off 5 GHz radio 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 Ethernet Solid green A USB device is connected and is ready Off No USB device is connected or someone clicked the Safely Remove Hardware button and it is now safe ...

Page 12: ...r Ethernet ports 1 4 Four Gigabit Ethernet RJ 45 LAN ports to connect the cable modem router to LAN devices Reset button Pressing the Reset button resets the cable modem router If the Reset button is pressed for at least seven seconds and the Power LED blinks green the cable modem router returns to its factory settings Coaxial cable connector Use a coaxial cable to connect the coaxial cable connec...

Page 13: ...bel shows the login information MAC address and serial number Figure 3 Cable modem router label System Requirements You need the following to install your modem router Compatible operating system Windows 7 Windows 8 Windows 10 Windows Vista Windows XP Windows 2000 Mac OS UNIX Linux Compatible web browser Microsoft Internet Explorer 5 0 or higher Firefox 2 0 or higher User Manual 13 Hardware Setup ...

Page 14: ...access Position your cable modem router according to the following guidelines Place your cable modem router near the center of the area where your computers and other devices operate and within line of sight to your WiFi devices Make sure that the cable modem router is within reach of an AC power outlet and near Ethernet cables for wired computers Place the cable modem router in an elevated locati...

Page 15: ...onnect the cable modem router directly to a computer After installation and activation you can connect the cable modem router to a router Figure 4 Connect the cable modem router directly to a computer Note Before you connect your cable modem router and contact your cable Internet provider collect your cable account number account phone number and login information your email address or user name a...

Page 16: ...e sure that the Power On Off button is in the On position 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 You must activate your cable modem router with your ISP 5 Connect a computer or mobile device to the cable modem router with a WiFi or wired connection Wi...

Page 17: ...fore you activate your Internet service gather the following information Your cable Internet provider account information Cable modem router model number which is C6300v2 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 5 Cable modem router label example The following is contact information for ...

Page 18: ...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 If your actual speed is lower than your subscribed speed contact your cable Internet provider Perform a Speed Test To determine the accurate Internet speed v...

Page 19: ... 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 ADVANCED Administration Router Mode The Router Mode page displays 5 Select the No radio button 6 Click the App...

Page 20: ...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 20 ...

Page 21: ... on your computer screen to notify you that an Ethernet cable is connected Find and Select the Cable Modem Router WiFi Network To find and select the WiFi network 1 Make sure that the cable modem router is receiving power its Power LED is lit 2 On your computer or mobile device find and select the WiFi network The WiFi network name is on the cable modem router label 3 Join the WiFi network and ent...

Page 22: ...n page 65 Modem router login This logs you in to the cable modem router web pages as admin from an Internet browser Log In to the Cable Modem Router When you connect to the network either with WiFi or with an Ethernet cable you can use a web browser to access the cable modem router to view or change its settings The first time you access the cable modem router the cable modem router automatically ...

Page 23: ...t 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 User Manual 23 Connect to the Network and Access the Cable Modem Router AC1750 WiFi Cable Modem Router ...

Page 24: ...e 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 This chapter contains the following sections Specify the Cable Connection Starting Frequency View Modem Router Initialization Manually Set Up the Internet Connection 24 ...

Page 25: ...assword are case sensitive The BASIC Home page displays 4 Select Cable Connection The Cable Connection page displays the status of all downstream and upstream channels 5 In the Starting Frequency field enter a frequency 6 Click the Apply button Your settings are saved View Modem Router Initialization You can track the initialization procedure of the cable modem router and get details about the dow...

Page 26: ...stream and upstream channels that are locked depends on the number of channels that your Internet provider uses Manually Set Up the Internet Connection In most situations you do not need to change these settings We recommend that you use the default settings for DHCP because most cable Internet services provide the IP address through DHCP To specify the Internet connection settings 1 Launch a web ...

Page 27: ...Address Enter the IP address IP subnet mask and the gateway IP address that your ISP assigned The gateway is the ISP cable modem router to which your cable modem router connects 8 Select a Domain Name Server DNS Address radio button Get Automatically from ISP Your ISP uses DHCP to assign your DNS servers Your ISP automatically assigns this address Use These DNS Servers If you know that your ISP re...

Page 28: ...nted intrusions from the Internet This chapter includes the following sections Set Up Parental Controls Block Access to Your Network Use Keywords to Block Internet Sites Block Services From the Internet Schedule When to Block Internet Sites and Services Avoid Blocking on a Trusted Computer Set Up Security Event Email Notifications 28 ...

Page 29: ...tap the LOGIN button enter your OpenDNS user name and tap the LOGIN button Parental Controls is automatically enabled 6 To create an OpenDNS account tap CREATE ACCOUNT fill in the fields tap the SIGN UP button Your account is created and Parental Controls is automatically enabled For more information about how to setup Parental Controls using the NETGEAR genie app see the genie Mobile App User Man...

Page 30: ... you buy a new device before it can access your network you must enter its MAC address for an Ethernet connection and its MAC address for a WiFi connection in the allowed list The access rule does not affect previously blocked or allowed devices It applies only to devices joining your network in the future after you apply these settings 7 To allow the computer or device you re currently using to c...

Page 31: ...en to Block Internet Sites and Services on page 34 Always Turn on keyword blocking all the time independent of the Schedule page 6 In the Type keyword or domain here field enter a keyword or domain that you want to block For example Specify XXX to block http www badstuff com xxx html Specify com if you want to allow only sites with domain suffixes such as edu or gov Enter a period to block all Int...

Page 32: ...eyword is removed from the list To delete all keywords on the list click the Clear List button All keywords are removed from the list 6 Click the Apply button Your settings are saved Block Services From the Internet You can block Internet services on your network based on the type of service You can block the services all the time or based on a schedule To block services 1 Launch a web browser fro...

Page 33: ...ication that is not in the menu select User Defined and do the following a If you know that the application uses either TCP or UDP select the appropriate protocol Otherwise select TCP UDP both b Enter the starting port and ending port numbers If the service uses a single port number enter that number in both fields To find out which port numbers the service or application uses you can contact the ...

Page 34: ...able 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 Security Schedule The Schedule page displays 5 Specify when to block keywords and services Days to Block Select the check box for each day that you want to bloc...

Page 35: ...sensitive The BASIC Home page displays 4 Select ADVANCED Security Block Sites The Block Sites page displays 5 Scroll down and select the Allow trusted IP address to visit blocked sites check box 6 In the Trusted IP Address field enter the IP address of the trusted computer 7 Click the Apply button Your settings are saved Set Up Security Event Email Notifications The cable modem router can email yo...

Page 36: ...the email address to which logs and alerts are to be sent This email address is also used for the From address If this field is blank log and alert messages are not sent 9 If your outgoing email server requires authentication select the My Mail Server requires authentication check box and do the following a In the User Name field type the user name for the outgoing email server b In the Password f...

Page 37: ...router cannot email the log and the log buffer is full the cable modem router overwrites the log User Manual 37 Control Access to the Internet AC1750 WiFi Cable Modem Router ...

Page 38: ...s Connect a USB Storage Device to the Cable Modem Router Access a USB Device Connected to the Cable Modem Router From a Windows Based Computer Map a USB Device to a Windows Network Drive Access a USB Storage Device That Is Connected to the Cable Modem Router From a Mac Control Access to the USB Storage Device Use FTP Within the Network View or Change Network Folders on a USB Storage Device Add a N...

Page 39: ...USB Storage Device to the Cable Modem Router ReadySHARE lets you access and share a USB storage device connected to the cable modem router USB port If your USB storage device includes special drivers it is not compatible To connect a USB storage device 1 Insert your USB storage device into the USB port on the cable modem router 2 If your USB storage device uses a power supply connect it You must u...

Page 40: ...share in the dialog box 5 Click the OK button A window automatically opens and displays the files and folders on the USB storage device Map a USB Device to a Windows Network Drive To map a USB device to a Windows network drive 1 Connect a USB storage device to a USB port on the cable modem router 2 If your USB storage device uses a power supply connect it You must use the power supply when you con...

Page 41: ...y when you connect the USB storage device to the cable modem router When you connect the USB storage device to the cable modem router s port it might take up to two minutes before it is ready for sharing By default the USB storage device is available to all computers on your local area network LAN 3 On a Mac that is connected to the network select Go Connect to Server 4 In the Server Address field...

Page 42: ...eadyshare Workgroup If you are using a Windows workgroup rather than a domain the workgroup name is displayed here The name works only in an operating system that supports NetBIOS such as Microsoft Windows Access Method Select the check boxes for the access methods that you want Network Neighborhood MacShare Enabled by default HTTP Enabled by default You can type http readyshare routerlogin net sh...

Page 43: ...rst 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 Select the FTP check box 6 Click the Apply button Your settings are saved View or Change Network Folders on a USB Storage Device You can view or change the network folders on the USB storage device T...

Page 44: ...Click the link to change this setting Read Access and Write Access Show the permissions and access controls on the network folder All no password the default allows all users to access the network folder The password for admin is the same one that you use to log in to the cable modem router Folder Name Full path of the network folder Volume Name Volume name from the storage device either USB stora...

Page 45: ...the Write Access menu select the settings that you want The user name account name for All no password is guest The password for admin is the same one that is used to log in to the cable modem router By default it is password 10 Click the Apply button Your settings are saved Edit a Network Folder on a USB Storage Device You can edit network folders on the USB storage device To edit a network folde...

Page 46: ...login 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 ADVANCED Advanced Setup USB Settings The USB Settings page displays By default the Enable any USB Device ...

Page 47: ...rom a remote computer 1 Launch a web browser on a computer that is not on your home network 2 Connect to your cable modem router To connect with Dynamic DNS type the DNS name To use a Dynamic DNS account you must enter the account information in the Dynamic DNS page See Set Up and Manage Dynamic DNS on page 86 To connect without Dynamic DNS type the cable modem router s Internet port IP address Yo...

Page 48: ... check box 6 Click the Apply button Your settings are saved 7 To limit access to the admin user click the Edit button The Edit Network Folder page displays 8 In the Read Access menu select admin 9 In the Write Access menu select admin 10 Click the Apply button Your settings are saved Access the USB Storage Device Through the Internet With FTP You must first set up FTP access through the Internet a...

Page 49: ...y disconnect a USB storage device from the cable modem router USB port log in to the cable modem router and take the device offline To remove a USB storage device safely 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 p...

Page 50: ...s 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 This chapter contains the following sections Install the Printer Driver and Cable the Printer Download the ReadySHARE Printer Utility Install the ReadySHARE Printer Utility Print Using the NETGEAR USB Cont...

Page 51: ...gear com readyshare 2 Scroll down to the Print From the Comfort of Your Home Network section at the bottom of the page 3 Click one of the following links Download PC installer and get started This is the utility for Windows based computers Download Mac installer and get started This is the utility for MAC computers 4 Follow the onscreen instructions to download the ReadySHARE Printer utility setup...

Page 52: ...he printer status changes to Manually connected by Mycomputer Now only the computer that you are using can use this printer 6 Click the Disconnect button The status changes to Available Now all computers on the network can use the printer 7 To exit the utility select System Exit Print Using the NETGEAR USB Control Center For each computer after you click the Connect and Disconnect buttons once the...

Page 53: ... 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 To release the printer so that all computers on the network can use it click the Disconnect button The status changes to Available Now any computers on the network can use the printer 6 To exit the utility select System Exit User Manual 53 Share a US...

Page 54: ...ings 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 the WiFi Security Option Set Up a Guest Network Control the WiFi Radios Specify WPS Settings Enable or Disable Router Mode...

Page 55: ...otects your cable modem router Disable Port Scan and DoS Protection DoS protection protects your LAN against denial of service attacks such as Syn flood Smurf Attack Ping of Death and many others Select this check box only in special circumstances Default DMZ Server This feature is disabled by default It is sometimes helpful when you are playing online games or videoconferencing but it makes the f...

Page 56: ...dem router usually detects and discards incoming traffic from the Internet that is not a response to one of your local computers or a service that you configured in the Port Forwarding Port Triggering page Instead of discarding this traffic the cable modem router can forward the traffic to one computer on your network This computer is called the default DMZ server To set up a default DMZ server 1 ...

Page 57: ...r 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 In the Device Name field type a new name 6 Click the Apply button Your settings are saved Change the LAN TCP IP Settings The cable modem rout...

Page 58: ... 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 In the IP Address field type the IP address 6 In the IP Subnet Mask type the subnet mask of the cable modem router The IP address and subnet mask identify which addresses are local to a specific device and which must be reached through a gateway ...

Page 59: ...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 Make sure that the Use Router as DHCP Server check box is selected 6 Specify the range of IP addresses that the cable modem router assigns a In the Starting IP Address field type the lowest number in the range This IP address must be in the s...

Page 60: ...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 Clear the Use Router as DHCP Server check box 6 Click the Apply button 7 Optional If this service is disabled and no ot...

Page 61: ...rom the cable modem router s LAN subnet such as 192 168 0 x 7 Type the MAC address of the computer or server Tip If the computer is already on your network you can copy its MAC address from the Attached Devices page and paste it here 8 Click the Apply button The reserved address is entered into the table The reserved address is not assigned until the next time the computer contacts the cable modem...

Page 62: ...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 The BASIC ...

Page 63: ... page displays 4 Select ADVANCED Advanced Setup UPnP The UPnP page displays 5 Select the Turn UPnP On check box By default the Turn UPnP On check box is selected UPnP for automatic device configuration can be enabled or disabled If the Turn UPnP On check box is cleared the cable modem router does not allow any device to automatically control cable modem router resources such as port forwarding 6 T...

Page 64: ...ork without typing the WiFi password To use the WPS Wizard 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...

Page 65: ...lick the Apply button To avoid this problem use a computer with a wired connection to access the cable modem router To specify basic WiFi 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 i...

Page 66: ...the Mode menu 10 Click the Apply button Your settings are saved If you used WiFi to connect to the network and you changed the SSID you are disconnected from the network 11 Make sure that you can connect to the WiFi network with the new settings If you cannot connect with WiFi check the following Is your computer or mobile device connected to another WiFi network in your area Some computers and mo...

Page 67: ...your WiFi network and lets computers and mobile devices connect to the WiFi network by using either WPA2 or WPA security The Passphrase field displays 6 In the Passphrase field enter the network key password that you want to use It is a text string from 8 to 63 characters 7 Write down the new password and keep it in a secure place for future reference 8 Click the Apply button Your settings are sav...

Page 68: ...he Internet 6 Give the guest network a name The guest network name is case sensitive and can be up to 32 characters You then manually configure the computers and mobile devices in your network to use the guest network name in addition to the main SSID 7 Select a security option The WPA2 options use the newest standard for the strongest security but some older computers and mobile devices cannot us...

Page 69: ...dios If you used the WiFi On Off button to turn off the WiFi radios you can t log in to the cable modem router to turn them back on You must press the WiFi On Off button again for two seconds to turn the WiFi radios back on To enable or disable the WiFi radios 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...

Page 70: ...ed Setup Wireless Settings The Advanced Wireless Settings page displays The Gateway s PIN field displays the fixed PIN that you can use to configure the cable modem router s WiFi settings from another device through WPS 5 Optional Select or clear the Disable Router s PIN check box The PIN function might temporarily be disabled when the cable modem router detects suspicious attempts to break into t...

Page 71: ...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 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 se...

Page 72: ...dmin Password Set Up Password Recovery Recover the admin Password View Modem Router Status View Logs of Cable Modem Router Activity View Event Logs Run the Ping Utility Run the Traceroute Utility Monitor Internet Traffic View Devices Currently on the Network Manage the Cable Modem Router Configuration File View or Change the Cable Modem Router WiFi Channel Set Up and Manage Dynamic DNS Remote Mana...

Page 73: ...r 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 ADVANCED Administration Set Password The Set Password page display 5 Type the old password and type the new password...

Page 74: ... questions and provide answers to them 7 Click the Apply button Your settings are saved Recover the admin Password To recover your password 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 Click the Cancel button If password recovery is enabled you are prompted to ente...

Page 75: ...etwork 2 Enter http routerlogin net or http 192 168 0 1 A login window opens 3 Enter the cable modem router 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 Click the ADVANCED tab The ADVANCED Home page displays information about your cable modem ro...

Page 76: ... cable modem router was last restarted Port The statistics for the WAN Internet and LAN Ethernet ports For each port the page displays the following Status The link status of the port TxPkts The number of packets transmitted on this port since reset or manual clear RxPkts The number of packets received on this port since reset or manual clear Collisions The number of collisions on this port since ...

Page 77: ...following information IP Address The IP address that is assigned to the cable modem router Subnet Mask The subnet mask that is assigned to the cable modem router Default Gateway The IP address for the default gateway that the cable modem router communicates with DHCP Server The IP address for the Dynamic Host Configuration Protocol server that provides the TCP IP configuration for all the computer...

Page 78: ...d password are case sensitive The BASIC Home page displays 4 Select ADVANCED Administration Logs The Logs page displays the following information Date and time The date and time the log entry was recorded Source IP The IP address of the initiating device for this log entry Target address The name or IP address of the website or news group visited or to which access was attempted Action The action ...

Page 79: ... the page click the Refresh button 6 To clear the log entries click the Clear Log button Run the Ping Utility Ping is an administration utility that tests whether a computer on the network is reachable and measures the time it takes messages sent from the originating device to reach a destination computer and return To run a ping test 1 Launch a web browser from a computer or mobile device that is...

Page 80: ...ck the Clear Results button 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 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 n...

Page 81: ...or the volume of Internet traffic that passes through the cable modem router Internet port You can set limits for traffic volume To monitor Internet traffic 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 u...

Page 82: ... time and date To start the traffic counter immediately click the Restart Counter Now button 9 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 Select one of the following to occur when the limit is attained The Int...

Page 83: ... 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 This number can change if a device is disconnected and rejoins the network MAC Address The unique MAC address for eac...

Page 84: ...work A confirmation message displays 7 Click the OK button A copy of the current settings is saved in the location you specified Restore Configuration Settings To restore configuration settings that you backed up 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 t...

Page 85: ...min 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 Administration Backup Settings The Backup Settings page displays 5 Click the Erase button The factory default settings are restored The user name is admin the password is password and the LAN IP address is 192 168 0 1 DHCP is ...

Page 86: ...pply 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 numb...

Page 87: ...der menu select your service provider 7 In the Host Name field type the host name sometimes called the domain name for your account 8 In the User Name field enter the user name 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 rou...

Page 88: ... letters numbers and symbols It can be up to 30 characters See Change the admin Password on page 73 Set Up Remote Management To set up remote management 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 ...

Page 89: ...eb pages Normal web browser access uses the standard HTTP service port 80 For greater security enter a custom port number for remote access to the cable modem router web pages 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 8 Click the Apply button Your settings are saved Use Remote Access To use remot...

Page 90: ...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 Set Up Port Triggering 90 ...

Page 91: ...ture See Manage LAN IP Addresses on page 60 3 Launch a web browser from a computer or mobile device that is connected to the cable modem router network 4 Enter http routerlogin net or http 192 168 0 1 A login window opens 5 Enter the 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 passwo...

Page 92: ...Triggering The Port Forwarding Port Triggering page displays 6 Leave the Port Forwarding radio button selected as the service type 7 Click the Add Custom Service button The Ports Custom Services page displays 8 In the Service Name field enter a descriptive name 9 In the Service Type field select the protocol If you are unsure select TCP UDP 10 In the External Starting Port field enter the beginnin...

Page 93: ... 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 Advanced Setup Port Forwarding Port Triggering The Port Forwarding Port Triggering page displays 5 Leave the Port Forwarding radio button selected as the service type 6 In the table select the radio button next to t...

Page 94: ...ost a web server on your local network you can use port forwarding to allow web requests from anyone on the Internet to reach your web server To make a local web server public 1 Assign your web server either a fixed IP address or a dynamic IP address using DHCP address reservation In this example your cable modem router always gives your web server an IP address of 192 168 0 33 2 On the Port Forwa...

Page 95: ...rce IP address and sends the reply through the Internet to the computer or mobile device that sent the web page request Set Up Port Triggering Port triggering is a dynamic extension of port forwarding that is useful in these cases An application must use port forwarding to more than one local computer but not simultaneously An application must open incoming ports that are different from the outgoi...

Page 96: ...ing The Port Forwarding Port Triggering page displays 5 Select the Port Triggering radio button The page adjusts 6 Click the Add Service button The Port Triggering Services page displays 7 In the Service Name field type a descriptive service name 8 In the Service User menu select Any or select Single address and enter the IP address of one computer Any the default allows any computer on the Intern...

Page 97: ...message to your cable modem router 3 Your cable modem router creates an entry in its internal session table describing this communication session between your computer and the IRC server Your cable modem router stores the original information performs Network Address Translation NAT on the source address and port and sends this request message through the Internet to the IRC server 4 Based on your...

Page 98: ...n 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 User Manual 98 Specify Internet Port Settings AC1750 WiFi Cable Modem Router ...

Page 99: ...t find the solution here check the NETGEAR support site at support netgear com for product and contact information This chapter contains the following sections Troubleshoot With the LEDs Troubleshoot the Cable Internet Connection Cannot Log In to the Cable Modem Router Changes Not Saved WiFi Connectivity Troubleshoot Your Network Using the Ping Utility 99 ...

Page 100: ...nute after power up do the following Cycle the power to see if the cable modem router recovers Press and hold the Reset button to return the cable modem router to its factory settings If the error persists a hardware problem might be the issue Contact technical support at http www netgear com support Internet LED Is Off If the Internet LED is off and the cable modem router is connected to the coax...

Page 101: ...D is lit For a WiFi connection make sure that you selected the correct network If you cannot find the WiFi network make sure that the cable modem router is powered on its Power LED is lit If the cable modem router is powered on it is possible that someone turned off the SSID broadcast or turned off the WiFi radios See WiFi Connectivity on page 102 2 If you are connected to the cable modem router n...

Page 102: ... address to 192 168 0 1 Changes Not Saved If the cable modem router does not save the changes you that make in the cable modem router interface check the following When entering configuration settings always click the Apply button before moving to another page or tab or your settings are lost Click the Refresh or Reload button in the web browser The changes might be saved but the old settings migh...

Page 103: ...r change the WiFi password The WiFi signal strength is weak in your location Is your cable modem router too far from your computer or too close Place your computer near the cable modem router but at least 6 feet 1 8 meters away and see if the signal strength improves Check for sources of WiFi interference that might block the signal Troubleshoot Your Network Using the Ping Utility Most network dev...

Page 104: ... and TCP IP software are both installed and configured on your computer Verify that the IP address for your cable modem router and your computer are correct and that the addresses are on the same subnet Test the Path From Your Computer to a Remote Device After verifying that the LAN path works correctly test the path from your computer to a remote device 1 From the Windows toolbar click the Start ...

Page 105: ...host name to your computer enter that host name as the account name on the Internet Setup page Your ISP might be rejecting the Ethernet MAC addresses of all but one of your computers Many broadband ISPs restrict access by allowing traffic only from the MAC address of your broadband modem If your ISP additionally restricts access to the MAC address of a single computer connected to that modem confi...

Page 106: ...11 Supplemental Information This appendix covers the following topics Factory Settings Technical Specifications 106 ...

Page 107: ...1 User login URL Cable modem router login admin User name case sensitive The first time that you log in to the modem router you are prompted to set the admin password Login password case sensitive 192 168 0 1 LAN IP Local network LAN 255 255 255 0 Subnet mask Enabled DHCP server 192 168 0 2 to 192 168 0 254 DHCP range Disabled DMZ ISP MSO ToD time of day configuration Time zone Enabled SNMP Disabl...

Page 108: ...g volume of network traffic building materials and construction and network overhead lower actual data throughput rate Technical Specifications Table 5 Modem router specifications Description Feature TCP IP DHCP Dynamic DNS UPnP and SMB Data and routing protocols 120V 60 Hz input 12V 3 5 A DC output Power adapter North America 10 0 x 6 69 x 2 95 in 254 x 169 93 x 74 93 mm Dimensions 1 30 lbs 589 6...

Page 109: ... 2 0 IEEE 802 11n version 2 0 IEEE 802 11b IEEE 802 11n 2 4 GHz IEEE 802 11a 5 0 GHz Data encoding standards Limited by the amount of WiFi network traffic generated by each node typically 50 70 nodes Maximum computers per WiFi network 2 4 GHz 2 412 2 462 GHz 5 GHz 5 18 5 24 5 745 5 825 GHz Operating frequency range WPA PSK WPA2 PSK and WPA WPA2 802 11 security User Manual 109 Supplemental Informat...

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