Specifications

WELL mPBX-U110R Administrator's Guide
Page93
Set default mode for sending DTMF. Default setting: rfc2833
·Max Registration/Subscription Time
Maximum duration (in seconds) of a SIP registration. Default is 3600 seconds.
·Min Registration/Subscription Time
Minimum duration (in seconds) of a SIP registration. Default is 60seconds.
·Default Incoming/Outgoing Registration Time
Default Incoming/Outgoing Registration Time: Default duration (in seconds)
of incoming/outgoing registration.
·Register Attempts
The number of SIP REGISTER messages to send to a SIP Registrar before giving
up. Default is 8 times.
·Register Timeout
Number of seconds to wait for a response from a SIP Registrar before timed out .
Default is 20 seconds.
·Calling Channel Codec Priority
Once enabled, when dialing out via SIP/SPS trunks, the codec of calling channel
will be selected in preference. If not, mPBX will follow the priority in your
SIP/SPS trunks.
·Video Support
Support for SIP video or no. Default is yes.
·Max Bit Rate
Configure the max bit rate for video stream. The default: 384kb/s
·DNS SRV Look Up
Please enable this option when your SIP trunk contains more than one IP
address.
·User Agent
To change the user agent parameter of asterisk, the default is ‘mPBX’, you
should change it if needed.