Yealink SIP-T21 E2 Administrator's Guide

Configuring Basic Features
351
Element
Values
Description
Note: This value cannot be
blank or duplicated.
office_number
String
Office number of the
contact.
mobile_numbe
r
String
Mobile number of the
contact.
other_number
String
Other number of the
contact.
line
-1~15;
Multiple line IDs are separated by commas.
The desired line you want
to add the contact to.
Note: This is not applicable
to SIP-T19(P)
E2/CP860/CP920 IP phones.
ring
Format of the value:
System ring tone:
Auto
Silent.wav
Splash.wav
RingN.wav (integer N ranges from 1 to 8)
Custom ring tone:
Name.wav
An element of contact.
Contact ring tone.
group_id_name
Valid Value:
built-in:
All Contacts, Blacklist
custom:
XXX (e.g., Friend)
Group name of a contact.
default_photo
Format of the value:
Resource:avatar name (the built-in
avatar)
Config:avatar name (the custom avatar)
Contact avatar.
Note: It is only applicable
to SIP-T54S/T52S/T48G/
T48S/T46G/T46S/T29G IP
phones.
The following table lists valid values of line for each phone model.
Phone Model
Values
Description
SIP-T54S/T48G/T48S/
T46G/T46S/T29G
-1~15
-1 stands for Auto (the first registered line)
0~15 stand for line1~line16
SIP-T52S/T42G/T42S
-1~11
-1 stands for Auto (the first registered line)
0~11 stand for line1~line12
SIP-T41P/T41S/T27P
/T27G
-1~5
-1 stands for Auto (the first registered line)
0~5 stand for line1~line6
SIP-T40P/T40G/T23P
-1~2
-1 stands for Auto (the first registered line)

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English