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This section describes the NASS-IMS-Bundled-Authentication (NBA) configuration for providing access to the IMS (IP Multimedia Subsystem) network for legacy equipment that cannot support IMS access security (IMS AKA).
On the SBC main screen, go to Configuration > System Provisioning > Category: Trunk Provisioning > Trunk Group > SIP Trunk Group > Signaling > Nass Ims Auth.
The Nass Ims Auth configuration can apply to SIP Trunk Groups. Once the Address Context, Zone and Sip Trunk Group are chosen from the drop-down menus, the Edit Transport Preference window displays.
The following table defines the fields for this configuration. Refer to P-CSCF Security Mechanisms for additional feature details.
Nass Ims Auth
Use this parameter to configure NASS-IMS-Bundled-Authentication (NBA) for providing access to the IMS (IP Multimedia Subsystem) network for legacy equipment that cannot support IMS access security (IMS AKA).
The location type of the Access network this trunk group represents. Depending upon the access type chosen, an additional field displays with additional options for that access type. For example, when Fiber access type is chosen, a Fiber field displays for the selection of available fibers.
(In the list below, default values are within square brackets ).
The DIAMETER domain of a Policy and Charging Rule Function for this nassImsAuthentication configuration.
Ue Default Location
The UE Default location name.
Make the required changes and click Save at the right hand bottom of the panel to save the changes made.