Flying Voice Technology IP542N - SIP Account; SIP Settings; SIP Parameters; NAT Traversal

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7.4 SIP Account
7.4.1 SIP Settings
7.4.1.1 SIP Parameters
7.4.1.2 NAT Traversal
Webpage Field Name Description
NAT Traversal
If or not enable NAT.
IP542N supports STUN traversal, choose “STUN”
in the “NAT Traversal Mode” if you want traverse
NAT/Firewall.
STUN Server IP STUN server IP address, default is stun.fwdnet.net
NAT Refresh
Interval (sec)
The interval to refresh
Port STUN port
7.4.2 Line 1
In this webpage, users can configuration the information about Line 1, including the following 4 parts: Basic, Audio Configuration,