Yealink Yealink SIP-T42G, Administrator'S Manual

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Configuring Advanced Features
633
Parameters Permitted Values Default
sip.nat_stun.port
Integer from 1024 to
65000
3478
Description:
Configures the port of the STUN (Simple Traversal of UDP over NATs) server.
Example:
sip.nat_stun.port = 3478
Note: If you change this parameter, the IP phone will reboot to make the change
take effect.
Web User Interface:
Network->Advanced->NAT->STUN Port(1024~65000)
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->NAT->Port
account.X.nat.nat_traversal 0 or 1 0
Description:
Enables or disables the NAT traversal for account X.
0-Disabled
1-STUN
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: It works only if the value of the parameter “sip.nat_stun.enable” is set to 1
(Enabled).
Web User Interface:
Account->Register->NAT
Phone User Interface:
Menu->Settings->Advanced Settings->Accounts->AccountX->NAT Status
sip.listen_port
Integer from 1024 to
65535
5060
Description:
Configures the local SIP port.