State of the art telecommunication products
DTMF Type
Set the DTMF type to be used for the line
DTMF SIP INFO Mode
Set the SIP INFO mode to send ‘*’ and ‘#’ or ‘10’ and
‘11’
Transport Protocol
Set the line to use TCP or UDP for SIP transmission
SIP Version
Set the SIP version
Caller ID Header
Set the Caller ID Header
Enable Strict Proxy
Enables the use of strict routing. When the phone
receives packets from the server
，
it will use the
source IP address, not the address in via field.
Enable user=phone
Sets user=phone in SIP messages.
Enable SCA
Enable/Disable SCA (Shared Call Appearance )
Enable BLF List
Enable/Disable BLF List
Enable DNS SRV
Set the line to use DNS SRV which will resolve the
FQDN in proxy server into a service list
Keep Alive Type
Set the line to use dummy UDP or SIP OPTION
packet to keep NAT pinhole opened
Keep Alive Interval
Set the keep alive packet transmitting interval
Sync Clock Time
Time Sycn with server
Enable Session Timer
Set the line to enable call ending by session timer
refreshment. The call session will be ended if there
is not new session timer event update received after
the timeout period
Session Timeout
Set the session timer timeout period
Enable Rport
Set the line to add rport in SIP headers
Enable PRACK
Set the line to support PRACK SIP message
Keep Authentication
Keep the authentication parameters from previous
authentication
Auto TCP
Using TCP protocol to guarantee usability of
transport for SIP messages above 1500 bytes
Enable Feature Sync
Feature Sycn with server
Enable GRUU
Support Globally Routable User-Agent URI (GRUU)
BLF Server
The registered server will receive the subscription
package from ordinary application of BLF phone.
Please enter the BLF server, if the sever does not
