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Cisco Bug: CSCte91500 - Invalid mac-mgmt messages making to cmts_mac_parser process

Last Modified

Oct 16, 2010

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2(33)SCB

Description (partial)

Symptom: The error message "%UBR10000-5-BADMNCSMSG: Invalid DOCSIS" message is seen on the Cisco uBR10012 router. 

Conditions: This issue is seen when the cable modem sends malformed mac-mgmt packets to the Cisco CMTS. The cable modems  send these packets after a Dynamic Channel Change (DCC) or a Upstream Channel Change (UCC) transaction. 
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