From: Foltz (globalfx@xxxxxxxxxxxxxx)
Date: Fri Feb 16 2001 - 01:48:57 GMT-3
All OSPF router Interfaces in the same AREA MUST have authentication turned
on.
Richard Foltz, CCNP-Voice, CCNP, CCDP, MCSE+I, Network+, A+
Sr. Network Infrastructure Engineer
ZettaWorks LLC
2nd Try @ Halifax 3/26-27
----- Original Message -----
From: "sanjay" <ccienxtyear@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Thursday, February 15, 2001 9:23 PM
Subject: OSPF MD5 authentication issue
> Need some advice;
>
> I have 3 routers and each router is connected via serial interface to a =
> Frame cloud. All the serial interface belongs to OSPF AREA 0. 2 of the =
> routers also have ethernet interfaces which belongs to OSPF AREA 1 and =
> the other belongs to OSPF AREA 2. I have setup OSPF MD5 authentication =
> between 2 routers only. All my OSPF routes have disappeared besides the =
> routes between the 2 routers that has MD5 enabled. All routers are =
> running the same OSPF process ID. My question is
>
> 1- Does MD5 authentication need to be setup on all my OSPF routers in =
> order for all routes to appear in all routers and why ??
> 2- My thinking is, that the 2 routers with MD5 authentication should =
> authenticate with each other only and should still send route updates to =
> other routers regardless.
>
> Here is a partial config from one of the routers
>
> R1(config)interface s1/0:1.1
> encap frame-relay ietf
> frame-relay interface-dlci 101
> ip address 172.17.59.1 255.255.255.240=20
> ip ospf network broadcast
> ip ospf priority 4
> ip ospf message-digest-key 1 md5 cisco
>
> !
> router ospf 10
> network 172.17.59.0 0.0.0.15 area 0
> network 172.17.59.97 0.0.0.0.3 area 1
> area 0 authentication message-digest
>
>
>
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