Cisco Cisco IOS Software Release 12.2(15)ZJ

The following sections describe the documentation available for the Cisco Cisco 2600XM series and 
Cisco 2691 modular access routers. These documents consist of hardware and software installation 
guides, Cisco IOS configuration guides and command references, system error messages, and other 
documents.

Documentation is available as printed manuals or electronic documents. Use these release notes with 
these documents:

Router crash at Dpnss_test_frame_timer when unconfiguring pri-nfas

Symptoms: Router unexpectedly reloads when pri-group is unconfigured on the controller using 
the no pri-group timeslots 1-31 command.

Conditions: None.

Workaround: There is no workaround.

Router reloads when oam enabled

Symptoms: A Cisco 2600 series may unexpectedly reload with messages similar to the following:

Unexpected exception to CPUvector 1100, PC = D0D0D0C 

-Traceback= D0D0D0C 8178B6FC 8178F550 8178C524 8179321C 8157CAB0 81A6EB54 81EC300C

Writing crashinfo to flash:crashinfo_20020301-044554 out of room in table, cannot set 

"CRASHINFO"

Queued messages:

*Mar  1 04:45:54.627: %SYS-3-LOGGER_FLUSHING: System pausing to ensure console 

debugging output.

*Mar  1 04:45:54.611: %DSLSAR-1-SCC_ERR: Interface ATM0/0: SCC Error: tsc_write: 

mb_ds->tx_count exceeded max

*Mar  1 04:45:54.611: -Traceback= 81795DC0 8178AB9C 8178B158 8178B54C 8178F550 

8178C524 8179321C 8157CAB0 81A6EB54 81EC300C

Conditions: These symptoms are observed when the following two conditions occur: 

The Cisco 2600 series is configured with an asymmetric digital subscriber line (ADSL) or 
symmetric high-bit rate digital subscriber line (SHDSL) WAN interface card (WIC).

OAM is enabled on more than two PVCs (by the oam-pvc manage command) on the same 
DSL interface.

Workaround: Do NOT enable OAM on more than two PVCs on the same DSL interface.