Yealink SIP-T52S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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Procedure
RTP ports can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure RTP ports.
Parameters:
static.network.port.max_rtpport
static.network.port.min_rtpport
Web User Interface
Configure RTP ports.
Navigate to:
http://<phoneIPAddress>/servlet?p
=network-adv&q=load
Details of Configuration Parameters:
Parameters
Permitted Values
Default
static.network.port.min_rtpport
Integer from 1 to
65535
11780
Description:
Configures the minimum local RTP port.
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
Network->Advanced->Local RTP Port->Min RTP Port(1~65535)
Phone User Interface:
None
static.network.port.max_rtpport
Integer from 1 to
65535
12780
Description:
Configures the maximum local RTP port.
Note: The value of the maximum local RTP port cannot be less than that of the minimum
local RTP port (configured by the parameter “static.network.port.min_rtpport”). If you
change this parameter, the IP phone will reboot to make the change take effect.
Web User Interface:
Network->Advanced->Local RTP Port->Max RTP Port(1~65535)
Phone User Interface:
None

Yealink SIP-T52S Specifications

General

Touchscreen	-
Display diagonal	2.8 \
Backlight display	Yes
Display resolution	320 x 240 pixels
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
AC adapter input voltage	100 - 240 V
Bluetooth version	2.1+EDR
Security algorithms	802.1x RADIUS, HTTPS, MD5
Ethernet LAN interface type	Gigabit Ethernet
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	G.722, G.723, G.723.1, G.726, OPUS, iLBC
Volume control	Digital
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Front camera	No
Operating system installed	Linux

Weight and Dimensions

Depth	212 mm
Width	211.6 mm
Height	166.8 mm