AudioCodes Mediant 4000 SBC User Manual page 653

CHAPTER 28 Advanced SBC Features
■ IP Profiles table - main IP Profile:
● 'Extension Coders Group': Select the Coders Group with G.711 and Opus
● 'Voice Quality Enhancement': Enable
● 'RTP Redundancy Mode': Enable
● 'RTCP Feedback': Feedback On
● 'Max Opus Bandwidth': 0
■ IP Profiles table - alternative IP Profile:
● 'Extension Coders Group': Select the Coders Group with Opus
● 'Allowed Audio Coders': Select the Allowed Audio Coders Group with Opus
● 'Allowed Coders Mode': Restriction
● 'Voice Quality Enhancement': Enable
● 'RTP Redundancy Mode': Enable
● 'RTCP Feedback': Feedback On
● 'Max Opus Bandwidth': 0
■ Quality of Service Rules table (see
● 'Rule Metric': Poor InVoice Quality
● 'Alternative IP Profile Name': name of Alternative IP Profile (above)
●
●
VoIPerfect is applicable only to G.711 and G.729 calls.
If you are deploying a third-party device between the Enterprise SBC and Access
SBC, make sure that the third-party device adheres to the following:
✔
Enable RFC 2198 in SDP negotiation
✔
Enable TMMBR in SDP negotiation
✔
Forward the SDP with feedback (SAVPF) as is
✔
Forward TMMBR messages as is
✔
Forward RTCP messages as is (not terminate them)
✔
(Smart Transcoding only) Forward re-INVITE messages for using Opus as is
✔
(Smart Transcoding only) Forward the SIP header, X-Ac-Action as is
Configuring Quality of Service
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Mediant 4000 SBC | User's Manual
Rules):