Edition RFC3323and
RFC3325;
Subscribe Expire
Time
Overtime of resending subscribe packet. Suggest
using the default config.
Enable Conference
number
Set to use sever conference.
MWI Number
Input the number of the server's voice-mail box
Click to Talk
Set click to Talk (need practical software support).
Signal Encode
Enable/Disable Signal Encrypt.
RTP Encode
Enable/Disable RTP Encrypt.
Enable Session
Timer
Set Enable/Disable Session Timer, whether support
RFC4028.It will refresh the SIP sessions.
Answer With
Single Codec
Enable/Disable the function when call is incoming,
phone replies SIP message with just one codec
which phone supports.
Auto TCP
Set to use automatically TCP protocol to guarantee
usability of transport as message is above 1300
byte
Enable Strict Proxy Support the special SIP server-when phone receives
the packets sent from server
,
phone will use the
source IP address, not the address in via field.
Enable GRUU
Set to support GRUU
Enable Display
name Quote
Set to make quotation mark to display name as the
phone sends out signal, in order to be compatible
with server.
5.3.3.2. Stun Config
In this web page, you can config SIP STUN.
STUN:
By STUN server, the gateway in private network could know the type of NAT and
the NAT mapping IP and port of SIP. The gateway might register itself to SIP server
with global IP and port to realize the device both calling and being called in private
network.