Karel NT62I, Техническое описание и руководство пользователя

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NT62I Technical Reference and User Guide
16
SPC SETTINGS
Signaling Port
This part is used for entering the port number which telephone will use for SIP
communications. This number may be between 1024 and 65535. Default value
is 5060.
Keep Alive Interval
“Keep alive” shows the time that in how many seconds telephone will send
empty UDP to SIP server again. Default value is 20 seconds.
Prack Enabled
This part will enable/disable PRACK messages in SIP signaling.
Nat Traversal
This is used to disable or tell how NAT traversing will be (NAT IP or STUN
Server).
NAT IP
This part is used to enter the IP adress used for NAT device if “NAT IP” is
defined in NAT Traversal field..
STUN Server
This part is used for entering the Stun server IP address will be used if “Stun
Server” is defined in NAT Traversal field.. At the beginning, entering STUN
server’s IP address or entries about server will be enough.
After making all adjustments, click on “Save” to activate the changes.
After making all adjustments about NT62I telephone set, IP user information
should be defined. This is obligatory and must not be forgotten.