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Cisco Bug: CSCtf26594 - CP-6961 gets unstable intermittently because of memory allocation issue

Last Modified

Mar 01, 2018

Products (4)

  • Cisco Unified IP Phone 6900 Series
  • Cisco Unified IP Phone 6941
  • Cisco Unified IP Phone 6961
  • Cisco Unified IP Phone 6921

Known Affected Releases


Description (partial)

CP-6961 becomes unstable intermittently.
For example:
 - Phone does not ring during receiving a call.
 - Calling Party name is shown as Unknown.
 - Softkey does not work.

Some of the following message may be shown in a IP Phone console log;
- memPartAlloc: block too big
- ACCU: accu_term_sccp_line_ringer_auinfo(). ring audio url not exist 
- cfgtree_save_flash 2763: malloc fail. 
- CMM: Memory allocation for message FAILED

6961 Firmware - 8.5.4
CUCM Version - 7.1(3a)SU1 (
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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