Cisco Cisco Packet Data Gateway (PDG)
P-GW Changes in Release 16
P-GW Enhancements for 16.1 ▀
Release Change Reference, StarOS Release 16 ▄
331
2. When new default bearer QoS and new APN-AMBR come through MBC (HSS initiated bearer QoS
modification procedure) from MME, P-GW sends only one UBR
with new default bearer QoS and new APN-AMBR
3. When new default bearer QoS and new APN-AMBR come through CCA-U, RAR from PCRF, P-GW sends
only one UBR
with new default bearer QoS and new APN-AMBR
Customer Impact: New behavior reduces access-side signaling by way of consolidating IE in single UBR wherever
applicable.
applicable.
CSCuh75147 - LP support for APN AMBR failure/Default EPS bearer failure
Feature Changes
LP Support for APN AMBR Failure/Default EPS Bearer Failure
Local Policy engine shall now support two new event triggers:
APN AMBR Modification Failure
Default EPS Bearer Modification Failure
These event triggers are hit when MME/ePDG rejects a PCRF/Local Policy authorized QoS and informs the same to P-
GW.
GW.
In order to support the new event triggers at Local Policy, two new event CLIs shall be added at Local Policy engine.
The CLIs shall be used by Local Policy engine to map any incoming event from IMSA Module. If IMSA posts a Local
Policy event for one of these new event triggers, Local Policy Engine does a rule match and selects the appropriate rule
entry line inside eventbase configuration. After selecting the appropriate rule, Local Policy engine installs the actions
configured against the rule entry.
The CLIs shall be used by Local Policy engine to map any incoming event from IMSA Module. If IMSA posts a Local
Policy event for one of these new event triggers, Local Policy Engine does a rule match and selects the appropriate rule
entry line inside eventbase configuration. After selecting the appropriate rule, Local Policy engine installs the actions
configured against the rule entry.
Command Changes
rule
The following events have been added:
apn-ambr-mod-failure
def-eps-bearer-qos-mod-failure
configure
local-policy-service service_name
eventbase eventbase_name
rule priority priority event apn-ambr-mod-failure
ruledef ruledef_name actiondef actiondef_nam [ continue ]
ruledef ruledef_name actiondef actiondef_nam [ continue ]
rule priority priority event def-eps-bearer-qos-mod-failure
ruledef ruledef_name actiondef actiondef_nam [ continue ]
ruledef ruledef_name actiondef actiondef_nam [ continue ]