Yealink T40G Configuring Guide

Troubleshooting
75
Protocols and Ports Issues
What communication protocols and ports do Yealink IP phones support?
Source
Device
Source IP
Source Port
Destination
Device
Destination IP
Destination Port
(Listening port)
Protocol
Description of destination port
IP
phones
IP address
of IP
phones
2~65535
IP phone or voice
gateway
IP address of IP
phone or voice
gateway
Determined by the
destination device.
UDP
RTP protocol port, it is used to
send or receive the audio stream.
1024~65535
SIP Server
IP address of SIP
server
Determined by the
destination device.
UDP/TCP
SIP protocol port, it is used for
signaling interaction with the SIP
server.
1024~65535
TR-069 Server
IP address of
TR-069 server
Determined by the
destination device.
TCP
TR-069 protocol port, it is used
to communicate with
TR-069server.
1024~65535
File server
IP address of file
server
Determined by the
destination device.
TCP
HTTP protocol port, it is used to
download the file.
1024~65535
Remote phone
book server
IP address of
remote phone
book server
Determined by the
destination device.
TCP
HTTP protocol port, it is used to
access the remote phone book.
1024~65535
AA
IP address of AA
Determined by the
destination device.
TCP
HTTP protocol port, it is used for
AA communication.

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