RE: loop interface in ospf

From: Earl Aboytes (earl@xxxxxxxxxxxx)
Date: Tue May 23 2000 - 03:21:49 GMT-3


   
The customary way is to use an area range command. The catch there is that
the loopback has to be in another area other than the one you are trying to
not see the host advertisement in. Why, you ask? Because all routers in a
single area must have databases that are the same.

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Earl Aboytes
Senior Technical Conultant
GTE Managed Solutions
805-381-8817
earl.aboytes@telops.gte.com
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of Kevin
M. Woods
Sent: Monday, May 22, 2000 12:17 AM
To: Li Chaoyong (Company)
Cc: GroupStudy CCIE
Subject: Re: loop interface in ospf

Not in real networks unless you know exactly what you're doing since
you may end up black holling traffic.

The other way to acheive a similar result is by using summarization.

Kevin

// I tried that LOOPBACK INTERFACE's route is advertised out as host route,
whose mask is 255.255.255.255 .After I tried to change the loop interface to
IP OSPF NETWORK POINT-TO-POINT, The mask changed to what I configured.
Should I always do that? Is there any other way to do that?



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