Revision History

This section provides a revision history for this document.

Date	Description
April 2019	Initial release
May 2019	Adds add-sdp-baseBehavior option Adds fix-missing-m-lines option Adds strip-restored-sdp option Clarifies interaction of nat-interval parameter with Adaptive HNT Clarifies recursion policy's use of global count parameter Adds mode 3 to tcp-keepalive-mode parameter
June 2019	Adds Daylong Transcoding Session Cleanup feature to Transcoding chapter. Adds redirect300ForMultipleContacts option, supported as of SCZ830p6 Adds feature interaction list that invalidates reactive transcoding Adds note indicating NTP is not supported over wancom0 when configured for a VLAN
July 2019	Updates RTCP Generation Platform Support section
October 2019	Updates "AA-Request (AAR) Command" section. Adds updates for S-Cz8.3.0m1 Release. Adds statement indicating media interface keepalive configuration is invalid for cloud deployments.
November 2019	Adds warning not to reboot when using media interface peercheck
December 2019	Corrects MSRP Platform Requirements
January 2020	Adds "Advanced Media Termination Support" chapter.
February 2020	Corrects session-agent max-burst-rate description
April 2020	Removes out-of-date EVS content in Transcoding Chapter
July 2020	Adds Silk codec to Transcodable Codec table in the Transcoding chapter Updates "Securing Communications Between the OCSBC and SDM with TLS" to indicate that reboot is required after configuration. Corrects the maximum number of DSPs supported on Acme Packet 63xx platforms Removes reference to source routing Removes entitlement sample Adds note indicating that hide-egress-media-update on inbound media-sec-policy does not support hairpin flows Adds note on pinging from secondary SBC
August 2020	Removes option to use -1 for ease of use purposes in "Configuring an Indivudual Control Rule" in "Admission Control and QoS" Updates the RTC Support table to indicate that access-control is not RTC Updates the RTC Support table to indicate H.323 stack subelement parameters that are not RTC supported
November 2020	Adds note to bootparams about limitations with acquire-config, VLANs, and IPv6 in "Boot Parameter Definitions" section in Getting Started chapter. Updates "Exporting to a PKCS#12 File" in Security chapter to note that using RSA is required. Updates "Importing a PKCS#12 File" in Security chapter to clarify required OpenSSL options. Adds "Cluster Member Graceful Shutdown" section to the System Configuration chapter.
December 2020	Removes erroneously included Small Footprint VNF section.
March 2021	Adds detail in TLS Notifications for Certificate Expiration regarding local-cert-exp-trap-int parameter Notes that the system does not load balance Rx messages when performing recursion on them, and does not recurse CER or DWR messages Clarifies HIP configuration descriptions Corrects statement on add-codecs effect on codec offer order Notes to clarify absence of support for HMU with RTCP and SRTCP, and explain how 2 instances of the same SSRC can trigger HMU Adds explanation of PT check and reuse of that PT, when applicable Clarifies the reinvite-trying option's functionality Clarifies RBT media file specifications Adds unique-sdp-id option information to the context of RBT Updates reuse-connections parameter in "SIP TCP Connection Reuse Configuration" to include all supported options.
April 2021	Adds configuration consideration for DTML and KPML interworking Adds ACL configuration consideration wherein incorrect syntax can result in unintended behavior
June 2021	Corrects ptimes for G.722 for vSBC Corrects ptimes for EVRC1 and EVRCB1 Clarifies session translation on out-of-dialog messages Clarifies that round-robin is the only policy-group strategy Removes reference to deprecated SRR feature
October 2021	Updates for transport-method in Configuring Session Agents section. Updates for T.140 to Baudot Relay Examples in T.140 to Baudot Relay section.