Yealink VC400 Administrator's Manual page 98

Administrator's Guide for Yealink Video Conferencing Systems
Parameter
Address
Route Traversal
NAT Traversal
To configure static NAT via web user interface:
Click on Network->NAT/Firewall.
1.
Select the desired value from the pull-down list of Static NAT.
2.
Configure the NAT public address in the NAT Public IP Address field if Manual is selected
3.
from the pull-down list of Static NAT.
82
Description
address automatically obtained
from the Yealink-supplied
server if the static NAT is set to
Auto.
Configures the NAT public

address for the system if the
static NAT is set to Manual.
Configures the route traversal type.
Auto—NAT works only when

making a call to public network
or receiving a call from the
public network.
Compulsory—NAT works when

you are in multi-level intranet
network to solve the one-way
audio or video problem.
Default: Auto
Configures the NAT traversal type.
You can configure it for the SIP
account or SIP IP call separately.
Disabled

STUN

StaticNat

Default: Disabled
Note: Static NAT works only if this
parameter is set to StaticNat.
Configuration Method
Web User Interface
Web User Interface
Remote Control
Web User Interface