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Cisco Bug: CSCtc60424 - EBGP Neighbor send to another port for FIN packet

Last Modified

Jan 28, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

When port connected with one BGP neighbor is shutdown,
the TCP seesion on the shutdown port don't close for a while.
And BGP keepalive packet is transmitted to other BGP neighbor.
After 8-9min, this incorrect keepalive sending was stopped by itself,
and TCP seesion on the shutdown port did close.

|   c7201a   |
|  AS:2 |
|    C7603   |
|  AS:2 |
|    C7201b   |
|  AS:3  |

c7201a: 12.4(15)T9
c7603: WS-SUP720-3BXL with 12.2(33)SRD3
c7201b: 12.2(33)SRC3
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