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Step-by-Step Configuration and Troubleshooting Best Practices for the NGFW, NGIPS and AMP Technologies A Visual Guide to the Cisco Firepower Threat Defense (FTD)
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SW-6509-FWSM failover Troubleshooting First aid

Fault Description:

(1)

active  FWSM and standby FWSM  inside interface Between,ping fails。

on side FWSM---active: ping 172.17.1.50 -------OK,ping 172.17.1.49------ping fails;

on side FWSM---standby: ping 172.17.1.49--------OK,ping 172.17.1.50-------ping fails;

but,active  FWSM and standby FWSM  outside interface between,ping OK。

on side FWSM---active:ping 172.17.1.36  、  ping 172.17.1.37、ping 172.17.1.35/33/34/、ping www.baidu.com -----------All OK;

on side FWSM---standby:ping 172.17.1.36 、  ping 172.17.1.37 、ping 172.17.1.35/33/34/、ping www.baidu.com-----------All OK;

(2)

Another problem:

active  FWSM and standby FWSM  inside interface,ping  7706-------All fails。

Summary:May be caused fwsm。

Topology :Attachment

FWSM :

FWSM#                       show failover state

====My State===

Primary | Active |

====Other State===

Secondary | Standby |

====Configuration State===

    Interface config Syncing - STANDBY

    Sync Done

====Communication State===

    Mac set

=========Failed Reason==============

My Fail Reason:

    Ifc Failure

Other Fail Reason:

    Comm Failure

FWSM# show failover

Failover On

Failover unit Primary

Failover LAN Interface: lan Vlan 997 (up)

Unit Poll frequency 1 seconds, holdtime 15 seconds

Interface Poll frequency 15 seconds

Interface Policy 50%

Monitored Interfaces 42 of 250 maximum

Config sync: active

Version: Ours 4.0(13), Mate 4.0(13)

Last Failover at: 19:08:24 Beijing Dec 2 2013

    This host: Primary - Active

        Active time: 358944 (sec)

    Interface outside (172.17.1.36): Normal

    Interface inside (172.17.1.49): Normal (Not-Monitored)

    Other host: Secondary - Standby Ready

        Active time: 0 (sec)

    Interface outside (172.17.1.37): Normal

    Interface inside (172.17.1.50): Normal (Not-Monitored)

(Not-Monitored) -----------------??????

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