
Configuring and Customizing IP
308627-14.20 Rev 00
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Using the Alternate Associated Address Option
The alternate associated address option ensures that a network on an unnumbered
interface remains reachable. IP automatically assigns an alternate associated
address to an unnumbered interface in the event that the primary associated
address goes down. IP uses the first available interface.
To enable the alternate associated address option, complete the following tasks:
Note:
If an associated address becomes unreachable, some functionality may
be lost for certain protocols over the unnumbered interface.
Site Manager Procedure
You do this System responds
1. In the Configuration Manager window,
choose Protocols.
The Protocols menu opens.
2. Choose IP. The IP menu opens.
3. Choose Interfaces. The IP Interface List window opens.
4. Click on the unnumbered interface that
you want to edit.
The window displays the parameter
values for that interface.
5. Set the Unnumbered Associated
Alternate parameter. Click on Help or see
the parameter description on page A-17.
6. Click on Apply, and then click on Done. You return to the Configuration Manager
window.
Note:
In some configurations, changing the associated address can affect the
way routes are advertised. For example, if you change the associated address
for an unnumbered interface configured with RIP, you may change the way
that RIP advertises subnets.
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