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Transport Protocol
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interval time, and has no packets sending to device
in private network to keep NAT alive, user could set
this function ON. It need set the keep alive interval
time less than the NAT server's.
Enable Via report
Enable/Disable system to support RFC3581. Via
report is special way to realize SIP NAT.
Enable PRACK
Enable or disable SIP PRACK function, suggest use
the default config.
Long Contact
Set more parameters in contact field; connection with
SEM server
Enable URI
Convert # to %23 when send the URI.
Convert
Dial Without
Set call out by proxy without registration;
Register
Ban Anonymous
Set to ban Anonymous Call;
Call
Enable DNS SRV
Support DNS looking up with _sip.udp mode
Select call forward mode, the default is Off
z
z
Forward Type
z
z
The phone will Prompt the incoming while doing
forward.
Forward Phone
Appoint your forward phone number.
Number
Server Type
Select the special type of server which is encrypted,
or has some unique requirements or call flows.
Select DTMF sending mode, there are three modes:
z
z
DTMF Mode
z
Different VoIP Service providers may provide
different modes.
Select SIP protocol version to adapt for the SIP
RFC Protocol
server which uses the same version as you select.
Edition
For example, if the server is CISCO5300, you need
to change to RFC2543; else phone may not cancel
call normally. System uses RFC3261 as default.
Set transport protocols, TCP or UDP;
RFC Privacy
Set Anonymous call out safely; Support
OffPClose down calling forward
BusyPIf the phone is busy, incoming calls will
be forwarded to the appointed phone.
No answerP If there is no answer, incoming
calls will be forwarded to the appointed phone.
AlwaysPIncoming calls will be forwarded to the
appoint phone directly.
DTMF_RELAY
DTMF_RFC2833
DTMF_SIP_INFO
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