Cisco Cisco IOS Software Release 12.4(2)XB6

CSCeh97137: newRoot & topologyChange Traps are not generated for Bridge Mib

Symptoms: The topology change trap is not generated while state from listening to learning & 
learning to forwarding is getting change on an interface. The new root trap is not generated while 
bridging is enabled & disabled on interfaces and while changing the mac address to make a new root. 

Workaround: There is no workaround.

The following sections describe the documentation available for the Cisco 1800 series routers. Typically, 
these documents consist of hardware and software installation guides, Cisco IOS configuration and 
command references, system error messages, feature modules, and other documents. Documentation is 
available as printed manuals or electronic documents, except for feature modules, which are available 
online on 

 and the Documentation CD.

Use these release notes with the documents listed in the following sections:

The following documents are specific to Release 12.4 and apply to Cisco IOS Release 12.4(2)XA. They 
are located on 

 and the Documentation CD (under the heading Service & Support):

To reach the 

, click this path:

:

:

 Release 12.4

:

 Release Notes

: Cisco IOS

 

To reach product bulletins, field notices, and other release-specific documents, click this path:

:

 Product Bulletins

To reach the 

 and 

documents, which contain caveats applicable to all platforms for all maintenance releases of 
Release 12.4, click this path:

:

:

 Release 12.4

:

 Caveats

If you have an account with 

, you can also use the Bug Toolkit to find selected caveats of any 

severity. To reach the Bug Toolkit, log in to 

, and click Service & Support: Technical 

Assistance Center: Tool Index: Bug Toolkit. Another option is to go to 

.

Hardware installation guides, configuration and command reference guides, and additional documents 
specific to the Cisco 1800 series routers are available on 

 and the Documentation CD at the 

following location: