Yealink SIP-T21 E2 Administrator's Guide

Appendix
1051
T54S/
T52S
T48S
T48G
T46S
T46G
T42S/
T41S
T42G/
T41P
T40P
/G
T29G
T27G
T27P
T23P/T23
G/T21(P)
E2
T19(P)
E2
CP860
CP920
Description
The ACD state is available
and x
and x
and x
and x
and x
and x
and x
and x
and x
The ACD state is unavailable
The ACD state is Wrap up
Log out of the ACD system
The shared line/bridged line is idle
(Flashing)
(Flashing)
/
/
/
/
/
/
/
/
/
The shared line receives ring-back
tone
(Flashing)
(Flashing)
/
/
/
/
/
/
/
/
/
The shared line receives an
incoming call
/
/
/
/
/
/
/
/
/
The shared line is in conversation
/
/
/
/
/
/
/
/
/
The shared line conversation is
placed on public hold
(Flashing)
(Flashing)
(Flashing)
(Flashing)
(Flashing)
/
/
/
(Flashing)
/
/
/
USB flash drive/PSTN box is
detecting (PSTN box is only
applicable to CP860/CP920 IP

Yealink SIP-T21 E2 Specifications

General

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