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Cisco Bug: CSCte64544 - MGCP controlled T1-CAS failing to properly disconnect call after H/F

Last Modified

Jan 28, 2017

Products (1)

  • Cisco 2800 Series Integrated Services Routers

Known Affected Releases

12.4(20)T3 12.4(24)T2

Description (partial)

Symptoms: Calls fail following hook flash on a T1-CAS circuit.

Conditions: The symptom is observed following outbound calls over a T1-CAS E&M,
and after a hookflash.

Workaround 1: Reorder circuits in CUCM RG.

Workaround 2: Perform a shut/no shut on the T1-CAS controller.
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