Chapter 45 Troubleshooting

6If the problem continues, contact the network administrator or vendor, or try one of the advanced suggestions.

Advanced Suggestions

•You may also need to clear your Internet browser’s cache.

In Internet Explorer, click Tools and then Internet Options to open the Internet Options screen.

In the General tab, click Delete Files. In the pop-up window, select the Delete all offline content check box and click OK. Click OK in the Internet Options screen to close it.

•If you disconnect your computer from one device and connect it to another device that has the same IP address, your computer’s ARP (Address Resolution Protocol) table may contain an entry that maps the management IP address to the previous device’s MAC address).

In Windows, use arp -dat the command prompt to delete all entries in your computer’s ARP table.

•Try to access the ZyWALL using another service, such as Telnet. If you can access the ZyWALL, check the remote management settings, firewall rules, and SMT filters to find out why the ZyWALL does not respond to HTTP.

•If your computer is connected to the WAN port or is connected wirelessly, use a computer that is connected to a LAN port.

I can see the Login screen, but I cannot log in to the ZyWALL.

1Make sure you have entered the user name and password correctly. The default user name is admin, and the default password is 1234. These fields are case-sensitive, so make sure [Caps Lock] is not on.

2You cannot log in to the web configurator while someone is using the SMT, Telnet, or the console port to access the ZyWALL. Log out of the ZyWALL in the other session, or ask the person who is logged in to log out.

3Disconnect and re-connect the power adaptor or cord to the ZyWALL.

4If this does not work, you have to reset the device to its factory defaults. See Section 2.3 on page 53.

I cannot access the SMT. / I cannot Telnet to the ZyWALL.

See the troubleshooting suggestions for I cannot see or access the Login screen in the web configurator. Ignore the suggestions about your browser.

I cannot use FTP to upload / download the configuration file. / I cannot use FTP to upload new firmware.

 

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ZyWALL 2 Plus User’s Guide