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HT813 Administration Guide
Version 1.0.1.2
Uses INVITE message to refresh the session timer.
Default is No.
Appends “100rel” attribute to the value of the required header of the initial signaling
messages. Default is No.
Add Auth Header
on Initial
REGISTER
Adds “Authentication” header with blank “nonce” attribute in the initial SIP REGISTER
request.
Default is No.
Allows users to manually configure the conference URL.
Use First Matching
Vocoder in 200OK
SDP
Includes only the first matching vocoder in its 200OK response, otherwise it will include
all matching vocoders in same order received in INVITE.
Default is No.
Configures vocoders in a preference list (up to 7 preferred vocoders) that will be
included with same order in SDP message. Vocoder types are G.711 A-/U-law, G.726-
32, G.723, G.729, iLBC and OPUS.
Transmits a specific number of voice frames per packet. Default is 2; increases to
10/20/32/64 for G711/G726/G723/other codecs respectively.
Operates at specified encoding rate for G.723 vocoder. Available encoding rates are
6.3kbps or 5.3kbps. Default is 6.3kbps.
Specifies iLBC packet frame size (20ms or 30ms).
Default is 20ms.
Disable OPUS
Stereo in SDP
Disables OPUS stereo in SDP.
Default is No.
Determines payload type for iLBC. Valid range is between 96 and 127.
Default is 97.
Determines payload type for OPUS. Valid range is between 96 and 127. Default is 123.
Allows detecting the absence of audio and conserves bandwidth by preventing the
transmission of "silent packets" over the network. Default is No.
Changes the destination to send RTP packets to the source IP address and port of the
inbound RTP packet last received by the device. Default is No.
Specifies the fax mode: T.38 (Auto Detect) FoIP by default, or Pass-Through (must use
codec PCMU/PCMA)
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