Yealink T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series IP Phones
36
->Network->NAT->NAT Status
Parameter
static.sip.nat_stun.server
[2]
<y0000000000xx>.cfg
Description
It configures the IP address or domain name of the STUN (Simple Traversal of UDP
over NATs) server.
Example:
static.sip.nat_stun.server = 218.107.220.201
Note: It works only if “static.sip.nat_stun.enable” is set to 1 (Enabled).
Permitted
Values
IP Address or Domain Name
Default
Blank
Web UI
Network->NAT->STUN->STUN Server
Phone UI
T54S/T52S/T48S/T48G/T46S/T46G/T29G:
Menu->Advanced (default password: admin) ->Network->NAT->STUN Server
T42G/T42S/T41P/T41S/T40P/T40G/T27P/T27G/T23P/T23G/T21(P) E2/T19(P) E2:
Menu->Settings->Advanced Settings (default password: admin)
->Network->NAT->STUN Server
Parameter
static.sip.nat_stun.port
[2]
<y0000000000xx>.cfg
Description
It configures the port of the STUN (Simple Traversal of UDP over NATs) server.
Example:
static.sip.nat_stun.port = 3478
Note: It works only if “static.sip.nat_stun.enable” is set to 1 (Enabled).
Permitted
Values
Integer from 1024 to 65000
Default
3478
Web UI
Network->NAT->STUN->STUN Port (1024~65000)
Phone UI
T54S/T52S/T48S/T48G/T46S/T46G/T29G:
Menu->Advanced (default password: admin) ->Network->NAT->STUN Port
T42G/T42S/T41P/T41S/T40P/T40G/T27P/T27G/T23P/T23G/T21(P) E2/T19(P) E2:
Menu->Settings->Advanced Settings (default password: admin)
->Network->NAT->STUN Port
Parameter
static.ice.enable
[2]
<y0000000000xx>.cfg
Description
It enables or disables the ICE (Interactive Connectivity Establishment) feature on the IP
phone.
Permitted
Values
0-Disabled

Yealink T40G Specifications

General

SIP Accounts	3
Wall Mountable	Yes
Opus Codec	No
Display	2.3 inch 132x64-pixel graphical LCD
Network	Dual-port Gigabit Ethernet
PoE	Yes
Headset Support	Yes, RJ9 port
Power Adapter	Optional
Voice Codecs	G.722, G.711(A/μ), G.729AB, G.726
Local Phonebook	1000 entries