Yealink SIP-T48U Administrator's Guide

Configuration Parameters
511
reached the maximum number of calls or have waited too long.
Permitted
Values
0-Disabled (power LED indicator does not flash)
1-Enabled (power LED indicator fast flashes (300ms) red)
Default
0
Parameter
features.homescreen_softkey.acd.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to display the ACD soft keys such as Login or Logout on the idle
screen.
Note: It works only if “account.X.acd.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
bw.virtual_user.1.enable <MAC>.cfg
Description
It enables or disables the virtual account for the call center.
Note: It works only if “bw.xsi.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.label <MAC>.cfg
Description
It configures the virtual account label displayed on the phone.
Note: If you leave it blank, the virtual user name uses VirtualUser1 by default.
Permitted
Values
String within 99 characters
Default
Blank
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.xsi.dnd.enable <MAC>.cfg
Description
It enables or disables the user to control the DND status for the virtual account.
Note: It works only if “bw.virtual_user.1.enable” is set to 1 (Enabled).
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Parameter
bw.virtual_user.1.xsi.user <MAC>.cfg
Description
It configures the user ID of virtual account for XSI access authentication.
Note: It works only if “bw.xsi.enable” is set to 1 (Enabled).

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