[c-nsp] bgp connection refused

O S oops98 at yahoo.com
Wed Sep 5 13:22:53 EDT 2007


Hi all,

This should be simple but I failed to find out why.  I have two cisco routers 
connected via an eth--l2 mpls--eth.  But the bgp connections between two 
routers are refused.  Any help will be appreciated.

Thanks,

OS

router-a (c3825-advipservicesk9-mz.124-9.T3.bin):

router bgp 65470
 no synchronization
 bgp router-id 10.170.130.1
 bgp log-neighbor-changes
 neighbor GRP1 peer-group
 neighbor GRP1 remote-as 65470
 neighbor GRP1 ebgp-multihop 4
 neighbor GRP1 version 4
 neighbor GRP1 next-hop-self
 neighbor GRP1 soft-reconfiguration inbound
 neighbor 10.170.150.9 peer-group GRP1
 no auto-summary

router-a#show ip ro 10.170.150.9
Routing entry for 10.170.150.9/32
  Known via "ospf 1", distance 110, metric 2501, type intra area
  Last update from 10.170.132.18 on GigabitEthernet0/1.254, 1d08h ago
  Routing Descriptor Blocks:
  * 10.170.132.18, from 10.170.150.9, 1d08h ago, via GigabitEthernet0/1.254
      Route metric is 2501, traffic share count is 1

router-b (7206VXR c7200-is-mz.122-14.S.bin)

router bgp 65470
 no synchronization
 bgp router-id 10.170.150.9
 bgp log-neighbor-changes
 neighbor GRP1 peer-group
 neighbor GRP1 remote-as 65470
 neighbor GRP1 ebgp-multihop 4
 neighbor GRP1 next-hop-self
 neighbor GRP1 version 4
 neighbor GRP1 soft-reconfiguration inbound
 neighbor 10.170.130.1 peer-group GRP1
 no auto-summary

router-b#show ip ro 10.170.130.1
Routing entry for 10.170.130.1/32
  Known via "ospf 1", distance 110, metric 2501, type inter area
  Last update from 10.170.132.17 on FastEthernet2/0.254, 1d08h ago
  Routing Descriptor Blocks:
  * 10.170.132.17, from 10.170.130.1, 1d08h ago, via FastEthernet2/0.254
      Route metric is 2501, traffic share count is 1

debug ip bgp all show the connection was refused (don't know why)
Sep  5 17:15:50.359 GMT: BGP: 10.170.150.9 open active, local address 10.170.132.17
Sep  5 17:15:50.595 GMT: BGP: 10.170.150.9 open failed: Connection refused by remote host, open active delayed 33871ms (35000ms max, 28% jitter)






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