2N NetStar Admin manual - Manual (Page 66)

66
Miscellaneous
In–call mark receivin
Mode – use this parameter to set the supported DTMF receiving method
for calls.
Generating of INFO message
DTMF – select one of the two available DTMF transmission modes using
the SIP INFO method. The modes provide different formats of the DTMF
character transmitting message.
Keep–alive
Interval – defines the keep–alive packet sending interval. The default
value is 10s.
STUN server – allows the NAT clients (i.e. computers behind the firewall) to set
up calls with a VoIP provider outside the local network.
Host – here enter the STUN server address (IP or domain name). The
address is used in case the STUN IP method is selected in the RTP interface
configuration. By default,
is selected. stunserver.org
Port – use the parameter to define the port to be used for the STUN
server. The default value is
. port 3478