Cisco Cisco Packet Data Gateway (PDG)
MME Changes in Release 17
▀ MME Enhancements for 17.0
▄ Release Change Reference, StarOS Release 17
322
New Behavior: This procedure is now counted under Inter node TAU failures.
CSCup02441 - IM exit procedure's failure counter not getting populated for
sctp down
Feature Changes
Updated Counters
Previous Behavior: IM exit failure counter did not get incremented when a TAU with AF fails when the SCTP
connection goes down and the sctp-down policy is configured to detach-ue.
connection goes down and the sctp-down policy is configured to detach-ue.
New Behavior: Now this case will be accounted for correctly.
CSCup49398 - IM_Exit_Failure counter not pegged properly
Feature Changes
Updated Counters
Previous Behavior: IM exit failure counter was not accounting for the case where Inter node TAU fails due to
maximum retransmission of TAU accept.
maximum retransmission of TAU accept.
New Behavior: If an Inter node TAU enters a IM exit procedure and fails due to maximum retransmission of TAU
accept, then it will be counted as failure and will be accounted for correctly in the statistics.
accept, then it will be counted as failure and will be accounted for correctly in the statistics.
CSCup54025 - S1 and SGs associations not equally distributed across
mmemgr tasks
Feature Changes
Delay in Processing Traffic After Restart
Previous Behavior: After an MME reboot or an SGs service configuration change, the S1 and SGs associations were
not equally distributed across available MME Manager processes. On startup, the MME was starting to allocate traffic
to individual MME Manager processes before all MME Manager processes were activated.
not equally distributed across available MME Manager processes. On startup, the MME was starting to allocate traffic
to individual MME Manager processes before all MME Manager processes were activated.
New Behavior: The MME now waits for all MME Manager processes to become available before processing traffic.
Performance Indicator Changes
show session subsystem facility mmedemux verbose
The following counter has been added to the output of the
show session subsystem facility mmedemux
verbose
command.