Yealink SIP-T48U Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Menu > Advanced (default password: admin) > Network > Web Server > HTTPS Status
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Network > Web Server > HTTPS
Status
Parameter
static.network.port.https
[1]
<y0000000000xx>.cfg
Description
It configures the port used to access the web user interface of the phone over a secure tunnel
(HTTPS).
Permitted
Values
Integer from 1 to 65535
Default
443
Web UI
Network > Advanced > Web Server > HTTPS Port (1~65535)
Phone UI
Color Screen Phones:
Menu > Advanced (default password: admin) > Network > Web Server > HTTPS Port
Black-and-white Screen Phones:
Menu > Settings > Advanced Settings (default password: admin) > Network > Web Server > HTTPS
Port
Parameter
static.wui.default_https_enable
[1]
<y0000000000xx>.cfg
Description
It enables or disables to access the web user interface of the phone over a secure tunnel (HTTPS) by
default.
Note: It works only if "static.wui.https_enable" is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920
[1]
If you change this parameter, the phone will reboot to make the change take effect.
Navigating the Web User Interface
When you log into the web user interface successfully, the device status is displayed on the first page of the web
user interface. You can click the navigation bar to customize or click Log Out/Logout to log out of the web user inter-
face.
The following figure is an example when you navigate to Settings > Preference:

Yealink SIP-T48U Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Gray
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Voice codecs	AGC, AJB, AMR-WB, CNG, G.711, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Security algorithms	AES, HTTPS, SRTP, TLS
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Front camera	-
AC adapter input voltage	100 - 240 V
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Keypad number of keys	29
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Width	226 mm
Height	185 mm