Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. And see here for current known issues.

New Member

OSPF Fault - 3640 to 3640 over frame - DBD not being sent - one router saying

20:25:56: OSPF: 2 Way Communication to 172.16.4.1 on Serial0/0.1, state 2WAY

20:25:56: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:25:56: OSPF: Rcv DBD from 172.16.4.1 on Serial0/0.1 seq 0x2223 opt 0x42 flag 0x7 len 32 mtu 2044 state EXSTART

20:25:56: OSPF: First DBD and we are not SLAVE

20:26:01: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:01: OSPF: Up DBD Retransmit cnt to 1 for 172.16.4.1 on Serial0/0.1

20:26:01: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:06: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:06: OSPF: Up DBD Retransmit cnt to 2 for 172.16.4.1 on Serial0/0.1

20:26:06: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:11: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:11: OSPF: Up DBD Retransmit cnt to 3 for 172.16.4.1 on Serial0/0.1

20:26:11: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:16: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:16: OSPF: Up DBD Retransmit cnt to 4 for 172.16.4.1 on Serial0/0.1

20:26:16: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:21: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:21: OSPF: Up DBD Retransmit cnt to 5 for 172.16.4.1 on Serial0/0.1

20:26:21: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:26: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:26: OSPF: Up DBD Retransmit cnt to 6 for 172.16.4.1 on Serial0/0.1

20:26:26: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:31: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:31: OSPF: Up DBD Retransmit cnt to 7 for 172.16.4.1 on Serial0/0.1

20:26:31: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:36: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:36: OSPF: Up DBD Retransmit cnt to 8 for 172.16.4.1 on Serial0/0.1

20:26:36: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:41: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:41: OSPF: Up DBD Retransmit cnt to 9 for 172.16.4.1 on Serial0/0.1

20:26:41: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:46: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:46: OSPF: Up DBD Retransmit cnt to 10 for 172.16.4.1 on Serial0/0.1

20:26:46: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:51: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:51: OSPF: Up DBD Retransmit cnt to 11 for 172.16.4.1 on Serial0/0.1

20:26:51: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:26:56: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:26:56: OSPF: Up DBD Retransmit cnt to 12 for 172.16.4.1 on Serial0/0.1

20:26:56: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:27:01: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:27:01: OSPF: Up DBD Retransmit cnt to 13 for 172.16.4.1 on Serial0/0.1

20:27:01: OSPF: Send DBD to 172.16.4.1 on Serial0/0.1 seq 0xA86 opt 0x42 flag 0x7 len 32

20:27:06: OSPF: Retransmitting DBD to 172.16.4.1 on Serial0/0.1

20:27:06: OSPF: 172.16.4.1 address 172.22.1.37 on Serial0/0.1 is dead, state DOWN

20:27:06: %OSPF-5-ADJCHG: Process 100, Nbr 172.16.4.1 on Serial0/0.1 from EXSTART to DOWN, Neighbor Down: Too many DBD retransmitions

1 REPLY
Anonymous
N/A

Re: OSPF Fault - 3640 to 3640 over frame - DBD not being sent -

Check the MTU on both sides of the connection:

Rcv DBD from 172.16.4.1 on Serial0/0.1 seq

0x2223 opt 0x42 flag 0x7 len 32 mtu 2044

MTU must be the same.

132
Views
0
Helpful
1
Replies
CreatePlease login to create content