Yealink SIP-T23P User Manual

Table of Contents
ix
Advanced Phone Features ....................................................121
Busy Lamp Field (BLF) ..................................................................................................... 121
BLF List ............................................................................................................................... 123
Call Recording .................................................................................................................. 125
Hot Desking ...................................................................................................................... 127
Intercom ............................................................................................................................ 128
Outgoing Intercom Calls .............................................................................................. 128
Incoming Intercom Calls .............................................................................................. 129
Using Intercom .............................................................................................................. 131
Multicast Paging ............................................................................................................... 131
Sending RTP Stream ..................................................................................................... 131
Receiving RTP Stream ................................................................................................... 134
Using Multicast Paging ................................................................................................. 135
Music on Hold ................................................................................................................... 137
Automatic Call Distribution (ACD).................................................................................. 137
Shared Call Appearance (SCA) .................................................................................... 139
Configuring SCA Feature on the IP Phone ................................................................. 140
Using SCA Feature on the IP Phone ............................................................................ 146
Bridged Line Appearance (BLA) .................................................................................... 152
Configuring BLA Feature on the IP Phone .................................................................. 153
Using BLA Feature on the IP Phone ............................................................................. 156
Messages .......................................................................................................................... 158
Short Message Service (SMS) .................................................................................... 158
Voice Mail ...................................................................................................................... 161
Message Waiting Indicator (MWI) ............................................................................. 162
Troubleshooting .....................................................................165
General Issues .................................................................................................................. 165
Display Issues ................................................................................................................... 165
Password Issues ................................................................................................................ 166
Call Issues ......................................................................................................................... 167
Headset & Handset Issues .............................................................................................. 167
Audio Issues ...................................................................................................................... 167
Log Issues .......................................................................................................................... 169
Reboot & Upgrade & Reset Issues .................................................................................. 172
Regulatory Notices ................................................................175
Service Agreements ........................................................................................................ 175
Limitations of Liability ...................................................................................................... 175
Safety Instructions ............................................................................................................ 175

Yealink SIP-T23P Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Display resolution	132 x 64 pixels
Ethernet LAN (RJ-45) ports	2
Security algorithms	HTTPS
Ethernet LAN data rates	10, 100 Mbit/s
Voice codecs	CNG, G.711a, G.722, G.726, G.729ab, VAD
Phonebook capacity	1000 entries