Cisco Cisco ASR 5000
SGSN Service Configuration Procedures
▀ Configuring the S13’ Interface (S4 Only, Optional)
▄ SGSN Administration Guide, StarOS Release 18
Associating the HSS Peer Service with the SGSN and GPRS Services for the
S13’ Interface
Use this procedure to associate the HSS Peer Service with the SGSN and GPRS services.
Step 1
In Context Configuration Mode create a SGSN service.
Step 2
Associate the HSS peer service with SGSN service, if configured, and provide the HSS peer service name and context
name.
name.
Step 3
Associate the HSS peer service with GPRS service, if configured, and provide the HSS peer service name and context
name.
name.
Example Configuration
config
context <context_name>
sgsn-service <sgsn_service_name>
associate hss-peer-service <hss-peer-service-name>
end
config
context <context_name>
gprs-service <gprs_service_name>
associate hss-peer-service <hss-peer-service-name>
end
Configuring S13’ Interface Selection Based on an Operator Policy
It is mandatory for the SGSN and GPRS service to have either a MAP service association or an HSS Peer Service
association.
association.
In the absence of a MAP service association with SGSN or GPRS service, and if the HSS service is associated
with the SGSN or GPRS service then the S13‘ interface is selected.
If both the MAP service and the HSS-Peer-Service are associated with the SGSN or GPRS service, by default
the Gf interface is selected. To override this default, operators can configure an operator policy to configure
behavior for the S13’ interface selection.
behavior for the S13’ interface selection.
Once configured, the behavior is as follows:
First, the call control profile is checked to determine on whether a MAP or HSS interface is configured.
If neither A MAP or HSS is configured under the call control profile, then the system uses the
configuration in the SGSN or GPRS service.