Topcom IP100 User Manual page 20

Topcom IP100
6.5.6 Advance SIP settings
This page is used to set the private sip server, stun server, and back up sip server
information.
STUN Server setting:
STUN Server Addr: configure stun server address;
STUN Server Port: configure stun server port default 3478
STUN Effect Time: stun detect NAT type circle, unit: minute.
Enable SIP STUN: enable/disable stun.
Enable PRACK: Whether to make gateway or IP phone support Prack function in SIP , we
suggest you keeping default setting
Enable Keep Authentication: registering signal together with the authentication
information. If enable it, the server will confirm the registering and send back the confirmation
massage directly instead of requesting the terminals to send authentication information if
needed.
Auto Detect Server: Whether to enable the function of auto detecting the server. With this
function your ATA and IP phone will send information to auto detect the server at every period
of time. If find the server is not available it will try to register the server again.
Enable Session Timer:½Whether to enable te RFC4028
Signal Encode: Wherther to enable the signal encrypt
Rtp Encode: Whether to enable the voice encrypt
Enable Private Register: Whether to enable the second SIP Server to register
Please refer to SIP_Config for the setting for how to set the public alter server.
User can register two sip servers: public sip server and private sip server.these two sip
servers are independent from each other and running in the same time.
For how to configure private sip server. Please refer to SIP_Config
18 Topcom IP100