Yealink T40G Administrator's Guide

Phone Network
37
1-Enabled
Default
0
Web UI
Network->NAT->ICE->Active
Parameter
static.sip.nat_turn.enable
[2]
<y0000000000xx>.cfg
Description
It enables or disables the TURN (Traversal Using Relays around NAT) feature on the IP
phone.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Web UI
Network->NAT->TURN->Active
Parameter
static.sip.nat_turn.server
[2]
<y0000000000xx>.cfg
Description
It configures the IP address or the domain name of the TURN (Traversal Using Relays
around NAT) server.
Example:
static.sip.nat_turn.server = 218.107.220.202
Note: It works only if “static.sip.nat_turn.enable” is set to 1 (Enabled).
Permitted
Values
IP Address or Domain Name
Default
Blank
Web UI
Network->NAT->TURN->TURN Server
Parameter
static.sip.nat_turn.port
[2]
<y0000000000xx>.cfg
Description
It configures the port of the TURN (Traversal Using Relays around NAT) server.
Example:
static.sip.nat_turn.port = 3478
Note: It works only if “static.sip.nat_turn.enable” is set to 1 (Enabled).
Permitted
Values
Integer from 1024 to 65535
Default
3478
Web UI
Network->NAT->TURN->TURN Port (1~65535)
Parameter
static.sip.nat_turn.username
[2]
<y0000000000xx>.cfg
Description
It configures the user name to authenticate to TURN (Traversal Using Relays around
NAT) server.
Example:

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