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Create flexible policy rules and apply to SBC:
SBC extracts the value of the phone-context parameter and stores it into var1, which is passed in policy request to PSX.
Modify Element Routing Priority to Use Flex Routing Call Processing Element Type in Standard Route Configuration
Associate Element Routing Priority with Trunk Group to Use Flex Routing Call Processing Element type in Standard Route Configuration
The two standard routes above result in the following Routing Label selection:
In addition to the Call Processing Element types, a Call Parameter Filter Profile may be applied to a Standard Route to match/filter flexible routing criteria.
The standard route above results in Routing Label selection:
Flexible Policy rules can be associated either with the Ingress zone or the Ingress Trunk Group
To associate flexible policy rules with the ingress zone:
To associate flexible policy rules with the ingress trunk group
Presence of codec "AMR" or "AMR-WB" is stored in var2, which is passed in the policy request to the PSX.
Packet Service Profile ID Group and/or IP Signaling Profile can be associated to Policy Profile.
This policy profile group above will result in the following policy profile application:
For Egress policy apply Policy Profile Group to Egress Trunk Group.
For Ingress policy apply Policy Profile Group to ingress Trunk Group.