RE: Simple OSPF question

From: Ajaz Nawaz (anawaz@xxxxxxxxx)
Date: Wed Jan 02 2002 - 12:25:24 GMT-3


   
Essentially by configuring 0.0.0.0 - you are ensuring that OSPF is activated
*only* on the interface associated with the IP addr preceding the 0.0.0.0

Take this analogy. In your home you have a switch to turn on all the lights
and you also have individual switches to turn on light within each room.
0.0.0.0 is the switch for each room, whereas 0.0.0.255 will turn on lights
for all rooms that start with 0.0.0.n address, where 'n' can be any number.

HTH
jaz :)

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
Williams, Glenn
Sent: 02 January 2002 14:51
To: 'ccielab@groupstudy.com'
Subject: Simple OSPF question

Hi,

Usually when I enable ospf on an interface, for example if the interface is
137.20.20.1/24, I would say:

net 137.20.20.1 0.0.0.0 area x

I could say:

net 137.20.20.0 0.0.0.255 area x

but what would I gain?

Just one of those questions I've been meaning to ask.

GW



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