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Version 6.2 27 December 2010
SIP Release Notes 1. What's New in Release 6.2
1.2.2 SIP Gateway New Features
The device supports the following new SIP Gateway application features:
1. Microsoft’s Wideband Real-Time RTAudio Codec Support:
Product
MP-11x MP-124
Mediant 600 Mediant 1000
Mediant 800 MSBG Mediant 1000 MSBG
Mediant 2000
Mediant 3000/TP-6310 Mediant 3000 HA/TP-6310
Mediant 3000/TP-8410 Mediant 3000 HA/TP-8410
Management Protocol
Web INI
SNMP
EMS
CLI
This feature provides support for Microsoft’s Real-Time RTAudio (MS-RTA) wideband
codec. The MS-RTA codec can be used in transcoding sessions with the G.722
wideband codec. In addition, wideband Linear PCM files can be played on an MS-RTA
channel, preserving the file’s wideband quality. The codec is available when DSP
Version Template Number 1 is used.
• Valid packet intervals (range): 20 ms (intervals of multiples of 20 ms using m
factor)
• Maximal m factor is 10
• Silence suppression is not supported
• Coder rates: 18000 - 29000
• Payload type (default): 114
This codec is configured using the existing CodersGroup parameter.
2. Transparent Codec Packetization Time:
Product
MP-11x MP-124
Mediant 600 Mediant 1000
Mediant 800 MSBG Mediant 1000 MSBG
Mediant 2000
Mediant 3000/TP-6310 Mediant 3000 HA/TP-6310
Mediant 3000/TP-8410 Mediant 3000 HA/TP-8410
Management Protocol
Web INI
SNMP
EMS
CLI
This feature provides support for packetization time (“ptime”) of 10 ms for the
Transparent codec. This codec is configured using the existing CodersGroup
parameter.