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The FWSM crashes repeatedly and the "doorbell_poll" thread name appears in the traceback

Core issue

This issue can occur due to the presence of Cisco bug ID CSCeh84289.


For a workaround:

Refer to Cisco Downloads in order to download and install any of these FWSM software version or the latest versions:

  • 3.1(4)
  • 3.2(0.11)
  • 3.1(3.6)
  • 2.3(4.6)

Refer to Managing Software and Configuration Files for more information on the upgrade procedure, license management and so forth.

Use the TAC Service Request Tool in order to open a case with Cisco Technical Support for more assistance with this issue.

Version history
Revision #:
1 of 1
Last update:
‎06-22-2009 05:11 PM
Updated by:
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