Yealink SIP-T2 SERIES Administrator's Manual page 745

Parameters
For SIP VP-T49G:
Network->NAT/Firewall->UDP Port Scope
Phone User Interface:
For SIP-T48G/T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21(P) E2/T19(P) E2/CP860:
None
For SIP VP-T49G:
Menu->Advanced (default password: admin) ->Network->NAT->Reserved Port->UDP
Lowest Port
sip.max_udp_port
Description:
Configures the maximum UDP port.
Note: The value of the maximum UDP port cannot be less than that of the minimum UDP
port. If you change this parameter, the IP phone will reboot to make the change take effect.
Web User Interface:
For SIP-T48G/T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21(P) E2/T19(P) E2/CP860:
Network->Advanced->UDP Port Scope
For SIP VP-T49G:
Network->NAT/Firewall->UDP Port Scope
Phone User Interface:
For SIP-T48G/T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21(P) E2/T19(P) E2/CP860:
None
For SIP VP-T49G:
Menu->Advanced (default password: admin) ->Network->NAT->Reserved Port->UDP
Highest Port
sip.min_tcp_port
Description:
Configures the minimum TCP port.
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
For SIP-T48G/T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21(P) E2/T19(P) E2/CP860:
Network->Advanced->TCP Port Scope
For SIP VP-T49G:
Configuring Advanced Features
Permitted Values Default
Integer from
50249
1024 to 65535
Integer from
50000
1024 to 65535
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