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Revision time: 2017-06-16 15:00
4.6 SIP
4.6.1 SIP Settings
Field Name
Description
SIP T1
The minimum scale of retransmission
time
Max Forward
Sip packets Max Forward message
header fields used to limit the request
which jump in his destination . To limit
the number that forwarding a request to
the proxy or gateway of next node
intermediate.
SIP Reg User Agent
Name
The agent name of SIP registered user
Max Auth
The
maximum
number
of
retransmissions
Mark All AVT
Packets
Voice packet marking,to enable this item
will see the mark on the voice message
when the call environment changed (such
as press a key during the call)
RFC 2543 Call Hold
Enable,the Connection Information field
displays the address is 0.0.0.0 in the
invite
message
of
Hold.
Disable,the Connection Information field
displays the device ip address in the
invite message of Hold.
SRTP
Whether to enable the call packet
encryption function
SRTP Prefer
Encryption
The preferred encryption type of calling
packet (the Message body of INVITE
Message)
Service Type
Choose the server type
NAT Traversal
1
．
If or not enable NAT Traversal
2. FWR9202 supports STUN Traversal;
If you want to traverse NAT/Firewall,
select the STUN.
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