From: Private Ryan (pv.ryan@gmail.com)
Date: Wed Sep 21 2005 - 09:57:51 GMT-3
Try to add this
R2# router ospf 2
area 0 authentication <--
Since virtual link connnected to R2, it also belongs to area 0
Ryan
2005/9/21, charlie <charlie@hanaro.com>:
> Hi, Group
>
> R1(e0)-----(e0) R2 (s0)-----(s0) R3 (s1)----(s0) R4
>
> R1 ~ R2 : ospf area 99
> R2 ~ R3 : ospf area 10
> R3 ~ R4 : ospf area 0
>
> If scenario asks to apply simple authentication on ospf area 0,
> I will set-up area 0 authentication, ip ospf authentication-key on area 0
> interface and area 10 virtual-link authentication-key.
>
> However my router keeps sending following message
> R2 - OSPF: Rcv pkt from 140.3.36.4, OSPF_VL0 : Mismatch Authentication type.
> Input packet specified type 1, we use type 0
> R3 - OSPF: Rcv pkt from 140.3.36.3, OSPF_VL0 : Mismatch Authentication type.
> Input packet specified type 0, we use type 1
>
> What's wrong with my config? Please help!!!
> ===================
> R2# router ospf 2
> router-id 10.1.2.2
> area 10 virtual-link 10.1.3.3 authentication-key cisco
>
> R3# router ospf 3
> router-id 10.1.3.3
> area 0 authentication
> area 10 virtual-link 10.1.2.2 authentication-key cisco
> R3# sh run int serial 1
> ip ospf authentication-key cisco
>
> R4# router ospf 4
> router-id 10.1.4.4
> area 0 authentication
> R4# sh run int serial 0
> ip ospf authentication-key cisco
>
> any comment would be appreciated.
>
> Charlie
>
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