Cisco Cisco Packet Data Interworking Function (PDIF)
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MME Changes in Release 17
▀ MME Enhancements for 17.7
▄ Release Change Reference, StarOS Release 17
238
MME Enhancements for 17.7
This section identifies all of the MME enhancements included in this release:
Feature Changes - new or modified features or behavior changes. For details, refer to the MME Administration Guide
for this release.
for this release.
Command Changes - changes to any of the CLI command syntax. For details, refer to the ASR 5x00 Command Line
Interface Reference for this release.
Interface Reference for this release.
Performance Indicator Changes - new, modified, and deprecated bulk statistics, disconnect reasons, counters and/or
fields in new or modified schema and/or show command output. For details, refer to the ASR 5x00 Statistics and
Counters Reference for this release.
fields in new or modified schema and/or show command output. For details, refer to the ASR 5x00 Statistics and
Counters Reference for this release.
Important:
This release includes enhancements that are applicable to multiple products. The following lists the
various multi-product enhancements sections, some of which might include content applicable to your MME.
AAA Enhancements
CF Enhancements
ECS Enhancements
Firewall Enhancements
GTPP Enhancements
Lawful Intercept Enhancements
MVG Enhancements
NAT Enhancements
SNMP MIB Enhancements
System and Platform Enhancements
CSCuv27053 - Purge-request towards only one HSS after sessmgr crash
Feature Changes
Purge Request Behavior
Previous Behavior: After a Session Manager recovers from a crash, the MME sends the Purge Request to the default
home HSS identified in the MME service configuration for any UE (homer or roamer) that had detached
home HSS identified in the MME service configuration for any UE (homer or roamer) that had detached
New Behavior: After a Session Manager recovers from a crash, the MME sends the Purge Request to the default home
HSS identified in the MME service configuration for any IMSIs (homer) that had detached. The MME does not send
any Purge Requests for detached roamer IMSIs post session recovery.
HSS identified in the MME service configuration for any IMSIs (homer) that had detached. The MME does not send
any Purge Requests for detached roamer IMSIs post session recovery.