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The reason why a router cannot access the Internet can be linked to various settings. For instance, the computer might not connect to the network properly. If the router is not dialing correctly, it could be due to MAC address binding or other configuration issues. These problems are typically caused by one of four common reasons. In the following sections, we will provide solutions to these issues.
Configuration errors are complex and can stem from multiple sources. A typical router configuration file usually includes several parts: the administrator section (router name, password, services, logs); the port section (IP address, package, bandwidth, overhead, authentication); the routing protocol section (IGRP/EIGRP, OSPF, RIP, BGP); the traffic management section (Access Control List, community); the routing principle section (routing map); and the control console, remote login, and dial-up settings. Most configuration issues in enterprise broadband routers originate from these settings.
Why the router can't access the Internet and how to fix it:
**Problem 1: Can't Dial**
Symptom: The router is unable to perform a normal dial-up.
Cause: The main issue often lies in the router's IP address settings.
Solution: This problem is relatively easy to fix. Open a web browser and enter the router’s management address (e.g., 192.168.1.1). You will be prompted for a login password, which can usually be found in the user manual. After logging in, navigate to the "Network Parameters" menu and select "WAN Port Settings." Choose "PPPoE" as the connection type, enter your internet account and password, and click "Connect."
**Problem 2: Some Computers Can’t Connect Properly**
Symptom: The router and connected devices are working fine, but some computers can’t access the internet while others on the same LAN can.
Cause: This is usually due to an ISP that has bound the MAC address to their system, restricting access to only specific devices.
Solution: First, connect the computer with the bound MAC address to the router’s LAN port (not the modem or ISP-provided line). Then use the router’s MAC cloning feature to copy the MAC address of the network adapter to the router’s WAN port. On the unbound computer, go to Start > Run, type "cmd/k ipconfig /all," and note the "Physical Address" which is the local MAC address.
**Problem 3: Can’t Browse the Web**
Symptom: Web pages won’t load, but applications like QQ work fine.
Cause: This is often due to a DNS resolution error on the router. If the gateway is set to a proxy DNS, it may fail to resolve addresses properly.
Solution: Manually set the DNS server address (provided by your ISP) both on the router and the computer. Go to the router’s settings, find the "WAN Port Parameters" under "Network Parameters," and manually input the primary and secondary DNS addresses. Also, configure the DNS settings in the DHCP service section.
**Problem 4: Can’t Access the Router Management Page**
Symptom: You want to set up the corporate broadband router but can’t access its management interface.
Cause: An incorrect previous connection setting may be blocking access.
Solution: Check the physical connection between the router and the computer, ensure the LAN port LED is on, and disable any firewall or antivirus software temporarily. Set the computer’s IP address to the same network segment as the router and set the gateway to the router’s default IP. In Internet Options, make sure "Dial-up never" is selected and uncheck all connections in LAN settings.
These are the most common causes of internet access issues with routers. However, there may be other reasons depending on your specific setup. If you’re still having trouble, consider resetting the router to factory settings and reconfiguring it. Smart TV and box information can be found at China’s leading smart TV and TV box website, offering updates, reviews, and support for smart devices.