•
When the newly active gateway receives all billing-related checkpointing information from the previously
active gateway, it reconciles the billing data before communicating with external billing servers OCS
(Online Charging System) or OFCS (Offline Charging System).
Figure 11: Call Flow: Reduce Non-VoLTE Data Outage
The
switchover allow-all-data-traffic
SRP Configuration mode CLI command allows all data traffic (VoLTE
and non-VoLTE) during switchover transition. This command overwrites the
switchover
allow-volte-data-traffic
command if enabled on a P-GW.
configure
context context_name
service-redundancy-protocol
switchover allow-all-data-traffic
The
switchover allow-all-data-traffic
command must be run on both chassis to enable this feature.
Important
The
switchover allow-volte-data-traffic
SRP Configuration mode CLI command allows VoLTE data traffic
during ICSR switchover transition.
configure
context context_name
ASR 5500 System Administration Guide, StarOS Release 21.5
277
Interchassis Session Recovery
Configuring the Service Redundancy Protocol (SRP) Context