Cisco Cisco Packet Data Gateway (PDG) Nota De Lançamento
SGSN Changes in Release 15.0
SGSN Enhancements for March 31, 2014 ▀
Cisco ASR 5x00 Release Change Reference ▄
489
CSCum62465 - SGSN hangs and lots of Assertion failure at
snutil/sn_memblock.c:188
Feature Changes
Handling of Retransmitted BSSGP Suspend Messages
Previous Behavior: Retransmitted BSSGP Suspend messages were handled when they were received.
New Behavior: Received retransmitted BSSGP Suspend messages are dropped and new statistic pegs duplicate inter-
SGSN Suspend messages that are dropped.
SGSN Suspend messages that are dropped.
Performance Indicator Changes
show bssgp statistics
The new counter, noted below, pegs the number of retransmitted BSSGP Suspend messages that are dropped:
Inter-Sgsn suspend message dropped
CSCum76067 - GMM-T3323 Timeout display some junk value under sgsn-
service
Feature Changes
IDT and T3323-timeout Configuration Coordination
Previous Behavior: Configuration of GMM T3323-timeout in the SGSN service was allowed even if implicit-detach-
timeout (IDT) under the
timeout (IDT) under the
gmm
command in the SGSN service is not configured
New Behavior: SGSN behavior has been modified so that configuration of GMM T3323-timeout in the SGSN service
is not allowed if implicit-detach-timeout under
is not allowed if implicit-detach-timeout under
gmm
in SGSN service is not configured.
Customer Impact: Adjustment for T3323 and IDT should be done properly, and if IDT is not configured, then
configuration of T3323 is not permitted. If attempted the SGSN generates an error message.
configuration of T3323 is not permitted. If attempted the SGSN generates an error message.
CSCun09183 - SGSN should not cleanup the subscriber when XID exchange
times out
Feature Changes
Subscriber Moves to STANDBY for XID Negotiation Failure
Previous Behavior: As a result of XID for random IOV-UI negotiation failure during intra-RAU or standalone
authentication for SMS, the SGSN clears the subscriber.
authentication for SMS, the SGSN clears the subscriber.