Planet Networking & Communication VIP-155PT User Manual page 25

This page is used to set the private sip server, stun server, and back up sip server information.
STUN Server setting:
Field
STUN Server Addr
STUN Server Port
STUN Effect Time
Enable SIP STUN
Public Alter Register:
Public Alter server provide redundancy for the public server, if the public server is unavailable, IP
PHONE will use the alter server, and switch back to the public server when it is available. Account
setting in public alter setting should be the same as the public server.
Please refer to SIP_Config
Description
Configure stun server address
Configure stun server port default 3478
Stun detect NAT type circle, unit: minute
Enable/disable stun
for the setting for how to set the public alter server.
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