[nsp] 127.0.0.0/8 unroutable?

Michael Loftis mloftis at wgops.com
Tue Nov 11 14:07:39 EST 2003


Yes.  127/8 ALWAYS refers to the local host.  Always.

--On Tuesday, November 11, 2003 10:56 +0200 Hank Nussbacher 
<hank at att.net.il> wrote:

> IOS 12.0(25)S2:
>
> ip route 10.0.0.0 255.0.0.0 FastEthernet1/0/0
> ip route 127.0.0.0 255.0.0.0 FastEthernet1/0/0
>
> TAU-gp1#sho ip rou 127.0.0.0
> % Network not in table
> TAU-gp1#sho ip rou 10.0.0.0
> Routing entry for 10.0.0.0/8
>    Known via "static", distance 1, metric 0 (connected)
>    Redistributing via ospf 378
>    Routing Descriptor Blocks:
>    * directly connected, via FastEthernet1/0/0
>        Route metric is 0, traffic share count is 1
>
> Something magical that 127.0.0.0/8 can't be statically routed?
>
> -Hank
>
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labeled `occupant.'"
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