[c-nsp] Cisco-Zebra OSPFv2 neighboring problems

[insan praja]

Thanks Lajber,
 here it is debugging result and configuration print out;
7000#sh ip ospf neig

Neighbor ID     Pri   State           Dead Time   Address         Interface
192.168.0.230   1   INIT/DROTHER    0:00:31     192.168.0.42  Ethernet4/0
192.168.0.228   1   INIT/DROTHER    0:00:37     192.168.0.35  Ethernet4/0

7000#sh run

router ospf 24508
 passive-interface Ethernet4/1
 passive-interface Loopback0
 network 192.168.0.32 0.0.0.15 area 0

7000#sh ip int e4/0
Ethernet4/0 is up, line protocol is up
  Internet address is 192.168.0.33 255.255.255.240
  Broadcast address is 255.255.255.255
  Address determined by non-volatile memory
  MTU is 1500 bytes
  Helper address is not set
  Directed broadcast forwarding is disabled
  Multicast reserved groups joined: 224.0.0.5 224.0.0.6
  Outgoing access list is not set
  Inbound  access list is not set
  Proxy ARP is disabled
  Security level is default
  Split horizon is enabled
  ICMP redirects are never sent
  ICMP unreachables are never sent
  ICMP mask replies are never sent
  IP autonomous switching is enabled
  IP autonomous switching on the same interface is enabled
  IP SSE switching is enabled
  IP multicast fast switching is disabled
  Router Discovery is disabled
  IP output packet accounting is disabled
  IP access violation accounting is enabled, system threshold is 512
  TCP/IP header compression is disabled
  Probe proxy name replies are disabled
  Gateway Discovery is disabled
  Policy routing is disabled



interface vlan20
 ip ospf cost 10
!
interface vlan30
!
interface vlan40
!
router ospf
 ospf router-id 192.168.0.230
 ospf abr-type cisco
 compatible rfc1583
 redistribute connected
 passive-interface lo0
 passive-interface rl0
 network 192.168.0.32/28 area 0.0.0.0
 network 192.168.4.128/25 area 0.0.0.1

openBSD3.9#tcpdump -nvv -i vlan20 net 224.0.0.0/24
23:20:00.664989 192.168.0.33 > 224.0.0.5: OSPFv2-hello 52: rtrid 192.168.0.225 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.33 nbrs 192.168.0.230 [tos 0xc0] [ttl 1] (id 896, len 72)
23:20:06.670110 192.168.0.42 > 224.0.0.5: OSPFv2-hello 44: rtrid 192.168.0.230 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.42 nbrs [tos 0xc0] [ttl 1] (id 9826, len 64)
23:20:10.665162 192.168.0.33 > 224.0.0.5: OSPFv2-hello 52: rtrid 192.168.0.225 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.33 nbrs 192.168.0.230 [tos 0xc0] [ttl 1] (id 898, len 72)
23:20:16.690108 192.168.0.42 > 224.0.0.5: OSPFv2-hello 44: rtrid 192.168.0.230 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.42 nbrs [tos 0xc0] [ttl 1] (id 18570, len 64)
23:20:20.665533 192.168.0.33 > 224.0.0.5: OSPFv2-hello 52: rtrid 192.168.0.225 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.33 nbrs 192.168.0.230 [tos 0xc0] [ttl 1] (id 903, len 72)
23:20:26.710107 192.168.0.42 > 224.0.0.5: OSPFv2-hello 44: rtrid 192.168.0.230 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.42 nbrs [tos 0xc0] [ttl 1] (id 26633, len 64)
23:20:30.665898 192.168.0.33 > 224.0.0.5: OSPFv2-hello 52: rtrid 192.168.0.225 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.33 nbrs 192.168.0.230 [tos 0xc0] [ttl 1] (id 907, len 72)
23:20:36.730105 192.168.0.42 > 224.0.0.5: OSPFv2-hello 44: rtrid 192.168.0.230 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.42 nbrs [tos 0xc0] [ttl 1] (id 3268, len 64)
23:20:40.756102 192.168.0.33 > 224.0.0.5: OSPFv2-hello 52: rtrid 192.168.0.225 backbone E mask 255.255.255.240 int 10 pri 1 dead 40 dr 192.168.0.33 nbrs 192.168.0.230 [tos 0xc0] [ttl 1] (id 908, len 72)


Best Regards,

Insan

----- Original Message ----
From: Lajber Zoltan <lajbi at lajli.gau.hu>
To: insan praja <insan_katob at yahoo.com>
Sent: Friday, December 22, 2006 1:03:15 AM
Subject: Re: [c-nsp] Cisco-Zebra OSPFv2 neighboring problems

On Thu, 21 Dec 2006, insan praja wrote:

>
> Well, I already did that..
> this is from cisco side:
> 7000#sh ip ospf neig
>
> Neighbor ID     Pri   State           Dead Time   Address         Interface
> 192.168.0.230   1   INIT/DROTHER    0:00:31     192.168.0.42  Ethernet4/0
> 192.168.0.228   1   INIT/DROTHER    0:00:37     192.168.0.35  Ethernet4/0

This means that cisco hear hello from these, but these don't se themselfs
in hello packets come from cisco.

Please send same comm. output from the other side too.

Bye,
-=Lajbi=----------------------------------------------------------------
 LAJBER Zoltan               Szent Istvan Egyetem,  Informatika Hivatal
                 reboot, reinstall, google


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