для Cisco Cisco ASR 5000
Idle Mode Signalling Reduction on the S4-SGSN
▀ Monitoring and Troubleshooting the ISR Feature
▄ SGSN Administration Guide, StarOS Release 18
Monitoring and Troubleshooting the ISR Feature
This section provides information on how to monitor the ISR feature and to determine that it is working correctly.
ISR Show Command(s) and Outputs
This section provides information regarding show commands and/or their outputs in support of the ISR feature.
show subscribers gprs-only full
This command provides information that indicates whether ISR is activated for 2G subscribers, provides the MME
tunnel endpoint ID being used for the ISR-activated 2G subscriber, and the IP address of the MME associated with the
ISR-activated 2G subscriber.
tunnel endpoint ID being used for the ISR-activated 2G subscriber, and the IP address of the MME associated with the
ISR-activated 2G subscriber.
ISR-Activated: (True or False)
MME Ctrl Teid: (MME Control Tunnel Endpoint Identifier)
MME IP Address: (IP address of MME)
show subscribers sgsn-only full
This command provides information that indicates whether ISR is activated for 3G subscribers, provides the specific S3
tunnel on the MME being used for this ISR-activated subscriber, and the IP address of the MME associated with the
ISR-activated 3G subscriber.
tunnel on the MME being used for this ISR-activated subscriber, and the IP address of the MME associated with the
ISR-activated 3G subscriber.
ISR-Activated: (True or False)
MME Ctrl Teid: (MME Control Tunnel Endpoint Identifier)
MME IP Address: (IP address of MME)
show s4-sgsn statistics (2G ISR)
The output of this command provides information on the various reasons for deactivations of ISR-activated 2G
subscribers:
subscribers:
2G Intra RAU with SGW Relocation
Detach Notification from MME to 2G
2G MS Initiated Detach
2G Cancel Location from HSS/HLR
2G Local Admin Detach
2G Implicit Detach Timer Expiry
show s4-sgsn statistics (3G ISR)
The output of this command tracks the number of ISR deactivations due to various reasons for a 3G ISR-activated
subscriber:
subscriber: