Cisco Cisco IOS Software Release 12.4(22)YB

CSCsx59972 intermittent call failure for xfer call to sharedline through sip 

trunk.

Consult transfer to SIP shared-line as a transfer-target from other CME over SIP trunk may fail.

When transferee and transferrer are at one CME, and SIP shared-line transfer target is at 

another CME.

There is no workaround.

CSCsx69249 SIP phones would hang after pressing hold/resume on 

Initiator/other-party.

When call is disconnected, shared-line resource is not released.

With cfw/busy configured, or doing park ringing pick on shared-line.

There is no workaround.

CSCsx76246 Need a new deviceID for 5x5 phones.

Phone type 501G, 502G, 504G, 508G, and 509G missing. They cannot register with CME.

When the phone is configured.

There is no workaround.

CSCsx76903 slow mem leak in mem_mgr_malloc_buf when doing REFER based transfer.

A slow memory leak occurs when a voice gateway processes a SIP REFER message that has 

no user portion in the Contact: and/or Referred-By: headers. 

There is no workaround.

CSCsy09902 Received invalid SDP pointer from application, traceback seen.

For a call, traceback will be seen on CUBE with SDP pass-thru.

When SDP pass-thru is enabled on CUBE.

There is no workaround.