Yealink CPE80, Administrator'S Manual

Page: 112 / 321

Administrator’s Guide for Yealink VC110 Video Conferencing Endpoint
96
To configure STUN for SIP IP call via web user interface:
1.
Click on
Account
->
SIP IP Call
.
2.
Select
STUN
from the pull-down list of
NAT Traversal
.
3.
Click
Confirm
to accept the change.
To configure STUN server via the remote control:
1.
Select
Menu
->
Advanced
(default password: 0000) ->
NAT/Firewall
.
Mark the
ON
radio box in the
STUN Active
field.
2.
Enter the IP address or the domain name of the STUN server in the
STUN Server
field.
3.
Enter the port of the STUN server in the
Port
field.
4.
Press the
Save
soft key to accept the change.
To configure STUN server for SIP IP call via the remote control:
1.
Select
Menu
->
Advanced
(default password: 0000) ->
SIP IP Call.
2.
Select
STUN
from the pull-down list of
NAT Traversal
.
3.
Press the
Save
soft key to accept the change.
NAT Types
Full Cone:
A full cone NAT is one where all requests from the same internal IP address and port are
mapped to the same external IP address and port. Furthermore, any external host can send a
packet to the internal host, by sending a packet to the mapped external address.