Cisco Cisco Packet Data Interworking Function (PDIF)
P-GW Changes in Release 17
▀ P-GW Enhancements for 17.0
▄ Release Change Reference, StarOS Release 17
390
Customer Impact: This feature allows operator to collect more granular GTP-C statistics on per-APN per-QCI level
to monitor certain KPIs based on these statistics.
to monitor certain KPIs based on these statistics.
CSCum17434 - [17.0] AAA provide Restoration Priority Indicator to PGW
Feature Changes
Support for Restoration Priority Indicator
To distinguish between VoLTE enabled IMS PDN connections and non-VoLTE enabled IMS PDN connections, the
gateway will now support receiving a new AVP “Restoration-Priority-Indicator” from AAA server over the S6b
interface. The gateway will be able to provide KPIs based on the AVP value.
gateway will now support receiving a new AVP “Restoration-Priority-Indicator” from AAA server over the S6b
interface. The gateway will be able to provide KPIs based on the AVP value.
Previous Behavior: Previously, Restoration Priority Indicator was not available from AAA and the output of show
subscribers saegw-only full all did not display the restoration priority value.
subscribers saegw-only full all did not display the restoration priority value.
New Behavior: Added a “Restoration priority level” field to display the value of restoration priority. Restoration
Priority Indicator is now received from AAA across S6b interface.
Priority Indicator is now received from AAA across S6b interface.
Customer Impact: The customer will see the value of restoration priority associated with a co-located call. The
customer will also be able differentiate a VoLTE subscriber from non-VoLTE subscriber based on the value of
“Restoration Priority Indicator” AVP.
customer will also be able differentiate a VoLTE subscriber from non-VoLTE subscriber based on the value of
“Restoration Priority Indicator” AVP.
Command Changes
show pdn-connection-count
This new command displays the current number of PDN connections for each of the Restoration-Priority-Level values
(1 to 8).
(1 to 8).
show pdn-connection-count restoration-priority-level ( priority_level | all }
Notes:
restoration-priority-level
: Restoration priority associated with PDN connection.
priority_level
: Restoration priority value. Must be an integer from 1 through 8.
all
: Displays number of PDN connections associated with all restoration priorities.
Performance Indicator Changes
show saegw-only full all
The following new field has been added.
restoration priority level
show subscribers pgw-only full all
The following new fields display the value of restoration priority associated with a P-GW subscriber.
Restoration priority level