Yes. Right config of cisco
interface Vlan550 ip address 10.10.1.3 255.255.255.128 ip ospf authentication message-digest ip ospf message-digest-key 1 md5 7 15220D080E26292F2E6760 ip ospf priority 5 ! -----Original Message----- From: owner-bird-us...@atrey.karlin.mff.cuni.cz [mailto:owner-bird-us...@atrey.karlin.mff.cuni.cz] On Behalf Of Ondrej Zajicek Sent: Tuesday, July 13, 2010 5:32 PM To: ????????? ?????? Cc: 'Vitaliy Kolodinsky'; bird-us...@trubka.network.cz Subject: Re: Whether are compatible Cisco IOS and BIRD at usage OSPF MD5ofauthentification? On Tue, Jul 13, 2010 at 04:57:27PM +0400, ????????? ?????? wrote: > > Debug output of cisco 3550 after I insert command 'ip ospf lls disable'. > > ... > interface Vlan550 > ip address 10.10.1.3 255.255.255.128 > ip ospf authentication > ip ospf message-digest-key 1 md5 7 15220D080E26292F2E6760 > ip ospf priority 5 > ip ospf lls disable > ... > > 10.10.1.1 and 10.10.1.2 is IPs of bird. > > 3550-L3-S1#debug ip ospf events > OSPF events debugging is on > 3550-20a-L3-S1#debug ip ospf hello > OSPF hello events debugging is on > 3550-20a-L3-S1# > *Mar 16 02:45:55.637: OSPF: Send hello to 224.0.0.5 area 0 on Vlan550 from > 10.10.1.3 > *Mar 16 02:45:55.637: OSPF: Rcv pkt from 10.10.1.2, Vlan550 : Mismatch > Authentication type. Input packet specified type 2, we use type 1 > *Mar 16 02:45:56.593: OSPF: end of Wait on interface Vlan550 > *Mar 16 02:45:56.593: OSPF: DR/BDR election on Vlan550 > *Mar 16 02:45:56.593: OSPF: Elect BDR 10.10.1.3 > *Mar 16 02:45:56.593: OSPF: Elect DR 10.10.1.3 > *Mar 16 02:45:56.593: OSPF: Elect BDR 0.0.0.0 > *Mar 16 02:45:56.593: OSPF: Elect DR 10.10.1.3 > *Mar 16 02:45:56.593: DR: 10.10.1.3 (Id) BDR: none > *Mar 16 02:45:57.093: OSPF: No full nbrs to build Net Lsa for interface > Vlan550 > *Mar 16 02:45:58.049: OSPF: Rcv pkt from 10.10.1.1, Vlan550 : Mismatch > Authentication type. Input packet specified type 0, we use type 1 > *Mar 16 02:46:04.821: OSPF: Rcv pkt from 10.10.1.2, Vlan550 : Mismatch > Authentication type. Input packet specified type 2, we use type 1 I don't have much experience with Cisco, but i would guess that you have configured Cisco to use plaintext passwords (type 1) instead of MD5 auth (type 2). -- Elen sila lumenn' omentielvo Ondrej 'SanTiago' Zajicek (email: santi...@crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."