From: ying chang (ying_c@xxxxxxxxxxx)
Date: Sun Mar 17 2002 - 15:15:02 GMT-3
Hi,
Try this:
distribute-list 101 in
access-list 101 deny ip any host 10.1.123.3
access-list 101 permit ip any any
or
distribute-list 10 in
access-list 10 deny 10.1.123.3
access-list 10 permit any
Chang
>From: "Wu, Sean" <sean.wu@capitalone.com>
>Reply-To: "Wu, Sean" <sean.wu@capitalone.com>
>To: "CCIELab (E-mail)" <ccielab@groupstudy.com>
>Subject: Getting rid of /32 routes in OSPF
>Date: Sun, 17 Mar 2002 11:53:53 -0500
>
>hello, group,
>
>Trying to get rid of /32 routes in OSPF, but failed.
>
>Here is the simple scenario
>
>R1 (10.1.123.1/24) -------FR Cloud-------- (10.1.123.3/24) R3
>
>Both are in area 0 and using point-to-multipoint, so /32 routes show up on
>both R1 and R3, which means R1 has a 10.1.123.3/32 route in addition to
>10.1.123.0/24 (connected) route. Of course, you may suggest we use
>broadcast, and the route will go away. But is there anyway to get rid of
>/32
>routes and use p-2-m network type?
>
>The way I use distribute-list is as follows, but it didn't filter out /32
>routes
>
>r1
>==============================================================
>router ospf 1
> log-adjacency-changes
> network 0.0.0.0 255.255.255.255 area 0
> distribute-list 101 in Serial0
>
>access-list 101 deny ip host 10.1.123.3 host 255.255.255.255
>access-list 101 permit ip any any
>==============================================================
>
>Shall we use prefix-list? and how?
>
>thanks.
>
>Sean Wu
>
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