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Troubleshooting dhcp ip addresses – Allied Telesis AR400 Series Router User Manual

Page 128

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128

AR400 Series Router User Guide

Software Release 2.6.1
C613-02021-00 REV D

5.

Contact your authorised distributor or reseller for assistance

If the route still does not appear, contact your authorised distributor or
reseller for assistance.

Telnet Fails

1.

If Telnet to router fails

Check that the IP address you used matches the one assigned to the router.

To check that RIP is configured correctly, enter the command:

SHOW IP RIP

To check that the IP Telnet server is enabled on each router, enter the
command.

SHOW IP

If the Telnet server is disabled, enable the Telnet server with the command:

ENABLE TELNETSERVER

2.

If Telnet to host fails

If Telnet into a host on the remote LAN fails, but works into the remote
router, check that the IP address you are using is correct. To check that both
routers are gateways, not servers, enter the command:

SHOW IP

The “IP Packet Forwarding” field in the output should be set to “Enabled”.
Refer to the documentation for the host TCP/IP software for more
information about configuring a gateway.

The host’s TCP/IP software should be configured to use the Head Office
router as its gateway. Refer to the documentation for the host TCP/IP
software for more information about configuring a gateway.

3.

Contact your authorised distributor or reseller for assistance

If problems persist, contact your authorised distributor or reseller for
assistance.

Troubleshooting DHCP IP Addresses

Your router is acting as a DHCP client

If your router is acting as a DHCP client the router should receive its IP address
dynamically. If your router is not receiving an IP address, check that the
domain name and host name are correct.

Your router is acting as a DHCP server

If your router is not assigning IP addresses to a host, or hosts, on the subnet
perform this procedure:

1.

Reboot the host machine, to force it to re-request IP settings.

2.

Check the host’s TCP/IP settings.

In Microsoft® Windows™ 95/98, click SettingsControl Panel
Network

. Select TCP/IP and click Properties. Click Obtain an IP address

automatically

.