Yealink SIP-T48G Administrator's Guide

Configuring Security Features
711
Parameters
Permitted Values
Default
Note: It works only if the value of the parameter “phone_setting.phone_lock.enable”
is set to 1(Enabled).
Web User Interface:
Features->Phone Lock->Phone Lock Time Out (0~3600s)
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin) ->Phone
Lock->Lock Time Out
phone_setting.emergency.number
String within 99 characters
112,911,
110
Description:
Configures emergency numbers.
Multiple emergency numbers are separated by commas.
For SIP-T46G/T42G/T41P/T40P/T29G/T27P/T23P/T23G/T21(P) E2/T19(P) E2/CP860:
If the value of the parameter “phone_setting.phone_lock.enable” is set to 1
(Enabled) and “phone_setting.phone_lock.lock_key_type” is set to 0 (All Keys), you
can only allow to dial emergency numbers configured by
“phone_setting.emergency.number”.
For SIP-T48G:
If the value of the parameter “phone_setting.phone_lock.enable” is set to 1
(Enabled), you can only allow to dial emergency numbers configured by
“phone_setting.emergency.number”.
Web User Interface:
Features->Phone Lock->Emergency
Phone User Interface:
None
Phone Lock Type
The following table lists the operation behavior when configuring the type of phone
lock:
All Keys
Function Keys
Menu key
Idle
screen
Allow Behavior: You are allowed to
press the desired Line Key (key type is
line) or the Speakerphone key to enter
the pre-dialing screen.
Keys not Locked: Line keys (key type is
line), digit keys, volume key,
The same as
All Keys.
The Menu
key (key
type is
menu) is
locked.

Yealink SIP-T48G Specifications

General

Expansion module support	Yes
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Volume control	-
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
AC adapter input voltage	100 - 240 V
Number of handles included	1 pc(s)

Weight and Dimensions

Width	266 mm
Height	185 mm