108
Interval
User Agent
Set the user agent if you have, the default is VoIP Phone 1.0.
DTMF Type
Select DTMF sending mode, there are three modes:
* DTMF_RELAY
* DTMF_RFC2833
* DTMF_SIP_INFO.
Different service providers may provide different mode.
Local port
Set sip port of each line.
RFC Privacy
Edition
Set Anonymous call out safely; Support RFC3323 and
RFC3325.
Enable Via
rport
Enable or disable system to support RFC3581. Via rport is a
special way to realize SIP NAT.
Enable
PRACK
Enable/Disable SIP PRACK function (basically is used at).
Suggest using the default configuration.
Long
Contact
Set more parameters in contact field, connect with SEM
server.
Enable URI
Convert
Convert # to %23 when send the URI.
Dial Without
Register
Enable/Disable Dial without Register. If enabled, you can
call directly the gateway.
Ban
Anonymous
Call
Set to ban anonymous Call.
Enable DNS
SRV
Support DNS looking up with _sip.udp mode.
Enable
Session
Timer
Enable/Disable Session Timer to support RFC4028 or not. It
will refresh the SIP sessions.
Session Time
Out
Set the time out of the session.
Conference
Type
Select "Local" or "Remote".
Conference
Number
Input the number of the conference.
Subscribe
for MWI
Enable/Disable the subscribe for MWI.
MWI
Number
Input MWI number.
Subscribe
Expire Time
Overtime of resending subscribe packet. Suggest using the
default configuration.
Register
Expire Time
Set expire time of SIP server register, default is 60 seconds.
If the register time of the server requested is longer or
shorter than the expire time, the phone will change
Содержание DPH-850S
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