Cisco Cisco Packet Data Gateway (PDG)

AAA Changes in Release 16

AAA Enhancements for 16.0 ▀

Release Change Reference, StarOS Release 16 ▄

In support of the Local Breakout feature for SaMOG, two new Diameter attributes "DER-Flags" and "DEA-Flags" are
included in Diameter-EAP-Request (DER) and Diameter-EAP-Answer (DEA) messages. More specifically, these
attributes are added under the AAA attribute "LTE_STa_Auth" in the RADIUS dictionary.

CSCul39695 - [samog] 3GPP-GPRS-Negotiated-QoSProfile addition in DEA and

AAA message

Applicable Products: SaMOG

Feature Changes

Support for 3GPP-GPRS-Negotiated-QoS-Profile AVP in DEA and AAA

With this release, 3GPP-GPRS-Negotiated-QoS-Profile AVP is newly added and parsed in Diameter-EAP-Answer
(DEA) and AA-Answer (AAA) messages.

CSCul68013 - IPSG:No ULI towards Gx in CCR-I with diameter dictionary r8-gx-

standard

Applicable Products: IPSG

Feature Changes

Dictionary based Encoding of ULI in CCR for WLAN

Previous Behavior: 3GPP-User-Location-Info (ULI) AVP was not encoded in CCR message for RAT Type WLAN
(03).

New Behavior: 3GPP-User-Location-Info (ULI) AVP will be sent in CCR messages for WLAN too. This behavior is
applicable to all Gx dictionaries except for r8-gx-standard and dpca-custom4.

CSCul96681 - pcrf_received qos is not recovering correctly

Applicable Products: GGSN, P-GW

Feature Changes

PCI and PVI Validation Checks at IMSA

Previous Behavior: IMSA was passing PCI and PVI values to session manager as sent from PCRF without any
validations.

New Behavior: Per the 3GPP spec, Pre-emption-Vulnerability and Pre-emption-Capability values can be 0/1. If the
PCI or PVI value is not 0 or 1, then IMSA will assign the default value as follows:



Pre-emption-Capability = PRE-EMPTION_CAPABILITY_DISABLED (1)