Yealink SIP-T48U Administrator's Guide

Call Features
354
0 to 2 (for T21(P) E2)
0, 1 (for CP920)
Default
Blank
Supported
Devices
All phones except T19(P) E2
Web UI
Settings > Dial Plan > Replace Rule > Account
Parameter
dialplan_replace_rule.url <y0000000000xx>.cfg
Description
It configures the access URL of the replace rule template file.
For customizing replace rule template file, refer to Replace Rule File Customization.
Note: It works only if “dialplan.digitmap.enable” and “account.X.dialplan.digitmap.enable” are set to 0
(Disabled).
Permitted
Values
URL within 511 characters
Default
Blank
[1]
X is from 1 to 100.
Dial Now Configuration
You can configure dial now rules either one by one or in batch using a dial now template.
The following table lists the parameters you can use to configure the dial now.
Parameter
dialplan.dialnow.rule.X
[1]
<y0000000000xx>.cfg
Description
It configures the dial now rule (the string used to match the numbers entered by the user).
When entered numbers match the predefined dial now rule, the phone will automatically dial out the
numbers without pressing the send key.
Example:
dialplan.dialnow.rule.1 = 123
Note: It works only if “dialplan.digitmap.enable” and “account.X.dialplan.digitmap.enable” are set to 0
(Disabled).
Permitted
Values
String within 511 characters
Default
Blank
Web UI
Settings > Dial Plan > Dial Now > Rule
Parameter
dialplan.dialnow.line_id.X
[1]
<y0000000000xx>.cfg
Description
It configures the desired line to apply the dial now rule.
The digit 0 stands for all lines. If it is left blank, the dial-now rule will apply to all lines on the phone.
Note: Multiple line IDs are separated by commas. It works only if “dialplan.digitmap.enable” and
“account.X.dialplan.digitmap.enable” are set to 0 (Disabled).
Permitted
Values
0 to 16 (for T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G)
0 to 12 (for T53W/T53/T43U/T42U/T42S/T42G)
0 to 6 (for T41P/T41S/T27G)
0 to 3 (for T40P/T40G/T23P/T23G)

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