Changing the default gateway on Cisco 4948

Asset ID:	1-72-2202688.1
Update Date:	2016-11-14
Keywords:

Solution Type Problem Resolution Sure

Solution 2202688.1 : Changing the default gateway on Cisco 4948

Applies to:

Exadata X3-2 Hardware - Version All Versions and later
Information in this document applies to any platform.

Symptoms

Remote access and ping to Cisco 4948E switch is not working. Local subnet access and ping to the Cisco 4948 switch is working.

Cause

The wrong default gateway IP is configured on the Cisco as seen in the cisco#show running-config

Solution

Connect to the Cisco 4948 switch from a local system such as a DBnode in the same rack and modify the default gateway setting.

Example:

db01#ssh admin@10.140.140.8

Switch>enable
Password:
Switch#config t
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#ip default-gateway 10.140.140.1
Switch(config)#end

Now check that it works as expected before saving the running configuration.

Switch#ping 10.140.140.1 <-----------------Ping default router from IOS CLI

Connect from a system that is not on the 10.140.140.0 network

Switch#writ memory <----------Save the running configuration with new default router after confirming that this works as expected.

References

<NOTE:1485292.1> - Cisco Ethernet 4948/4948E Support page for Engineered Systems

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