New Features in OCSBC Release S-CZ8.1.0M1

The following information lists and describes features newly developed or newly released for S-CZ8.1.0M1.

Note:

System session capacity and performance are subject to variations between various use cases and major software releases.

The Subscriber Aware Load Balancer as a Virtual Machine

The S-CZ8.1.0M1 software version supports the Oracle Communications Subscriber Aware Load Balancer (OCSLB) deployed as a Virtual Network Function.

Full information about the OCSLB is available in th Oracle Communications SLB Essentials Guide.

SRVCC in the Pre-Alerting Phase

In addition to other SRVCC support, the Oracle Communications Session Border Controller (OCSBC) supports procedures to manage the handover from 4G to 3G/2G of sessions in pre-alerting phase. The conditions by which a session is defined as in the pre-alerting phase include the calling party has not yet received a 180 RINGING message.

This feature description is found in the ACLI Configuration Guide, IMS Support chapter.

SIP-Forking-Indication AVP

When handling access VoLTE sessions with multiple early dialogs, the Oracle Communications Session Border Controller (OCSBC), acting as A-SBC or P-CSCF, includes the SIP-Forking-Indication AVP in the Rx request sent to the PCRF. This occurs when the OCSBC receives several responses (provisional or not) with different To-Tag identifiers and different SDP.

This feature description is found in the ACLI Configuration Guide, External Policy Servers chapter.