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TP-Link TD-W9977 User Guide - Page 79

T4° What can I do if I cannot access the Internet?

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• Change a web browser or computer and log in again. • Reset the modem router to factory default settings. Note: You'll need to reconfigure the modem router to surf the Internet once the modem router is reset. Open a web browser and log in again. If login fails, please contact the technical support. T4. What can I do if I cannot access the Internet? 1. Check to see if all the connectors are connected well, including the telephone line, Ethernet cables and power adapter. 2. Check to see if you can log in to the web management page of the modem router. If you can, try the following steps. If you cannot, please set your computer by referring to T3 and then try to see if you can access the Internet. If the problem persists, please go to the next step. 3. Consult your ISP and make sure all the VLAN ID (VDSL), VPI/VCI (ADSL), Connection Type, account username and password are correct. If there are any mistakes, please correct the settings and try again. 4. Refer to T5 to clone the MAC address. 76

Section	Page
About This Guide	4
Get to Know Your Modem Router	5
1. 1. Product Overview	6
1. 2. Product Appearance	6
Connect the Hardware	9
2. 1. Position Your Modem Router	10
2. 2. Connect Your Modem Router	10
Log in to Your Modem Router	12
Set Up Internet Connections	14
4. 1. Use Quick Setup Wizard	15
4. 2. Manually Set Up an Internet Connection	15
4. 3. Test Internet Connectivity	16
4. 4. Set Up an IPv6 Connection	16
4. 5. Wireless Router Mode	17
Bandwidth Control	19
Network Security	23
6. 1. MAC Filtering	24
6. 2. Access Control	25
6. 3. IP & MAC Binding	27
IPTV	29
Parental Controls	31
Guest Network	35
9. 1. Create a Network for Guests	36
9. 2. Customize Guest Network Options	36
NAT Forwarding	38
10. 1. Share Local Resources in the Internet by Virtual Server	39
10. 2. Open Ports Dynamically by Port Triggering	40
10. 3. Free Applications from Port Restriction by DMZ	41
10. 4. Make Xbox Online Games Run Smoothly by UPnP	42
Specify Your Network Settings	44
11. 1. LAN Settings	45
11. 1. 1. Change the LAN IP Address	45
11. 1. 2. Use the Modem Router as a DHCP Server	46
11. 1. 3. Reserve LAN IP Addresses	47
11. 2. IPv6 LAN Settings	47
11. 2. 1. Configure the RADVD Address Type	48
11. 2. 2. Configure the DHCPv6 Server Address Type	48
11. 3. Wireless Settings	49
11. 3. 1. Specify Basic Wireless Settings	49
11. 3. 2. Use WPS for Wireless Connection	51
11. 3. 3. Schedule Your Wireless Function	52
11. 3. 4. View Wireless Information	53
11. 3. 5. Advanced Wireless Settings	54
11. 4. Set Up a Dynamic DNS Service Account	56
11. 5. Interface Grouping	56
11. 6. Create Static Routes	58
11. 7. Set up a VPN Connection	60
11. 8. Set Up the IPv6 Tunnel	64
11. 8. 1. Use the Public IPv6 Tunnel Service-6to4	64
11. 8. 2. Specify the 6rd Tunnel with Parameters Provided by Your ISP	65
Administrate Your Network	66
12. 1. Set System Time	67
12. 2. Update the Firmware	68
12. 3. Back up and Restore Configuration Settings	68
12. 4. Change the Administrator Account	69
12. 5. Local Management	70
12. 6. Remote Management	70
12. 7. System Log	71
12. 8. Monitor the Internet Traffic Statistics	73
12. 9. CWMP Settings	73
12. 10. SNMP Settings	75

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•

Change a web browser or computer and log in again.

•

Reset the modem router to factory default settings.

Note:

You’ll need to reconfigure the modem router to surf the Internet once the modem

router is reset.

Open a web browser and log in again. If login fails, please contact the technical

support.

T4° What can I do if I cannot access the Internet?

1°

Check to see if all the connectors are connected well, including the telephone line,

Ethernet cables and power adapter.

2°

Check to see if you can log in to the web management page of the modem router. If

you can, try the following steps. If you cannot, please set your computer by referring

to T3 and then try to see if you can access the Internet. If the problem persists,

please go to the next step.

3°

Consult your ISP and make sure all the VLAN ID (VDSL), VPI/VCI (ADSL), Connection

Type, account username and password are correct. If there are any mistakes, please

correct the settings and try again.

4°

Refer to T5 to clone the MAC address.