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[ScreenOS] “no source ip address for interface” error on back-up device

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Summary:

This article describes the following error encountered on a back-up device:

no source ip address for interface
Symptoms:

An attempt to ping an IP address from a back-up interface resulted in the error below:

no source ip address for interface

Cause:

The error is revealed in the following example scenario:

SSG (B) -> ping 1.1.1.1 from eth0/0
SSG (B) -> no source ip address for interface eth0/0

manage-ip is not set on the interface.

Solution:

Set manage-ip on the interface, as follows:

set int <interface_name> manage-ip

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