Yealink T27P Administrator's Guide

Configuring Basic Features
263
the caller identity.
Parameter:
account.X.cid_source
Local
Web User Interface
Configure the presentation of
the caller identity.
Navigate to:
http://<phoneIPAddress>/servl
et?p=account-adv&q=load&ac
c=0
Details of the Configuration Parameter:
Parameter
Permitted Values
Default
account.X.cid_source
0, 1, 2, 3, 4 or 5
0
Description:
Configures the presentation of the caller identity when receiving an incoming call for
account X.
0-FROM (Derives the name and number of the caller from the “From” header).
1-PAI (Derives the name and number of the caller from the “PAI” header. If the server
does not send the “PAI” header, displays “anonymity” on the callee’s phone).
2-PAI-FROM (Derives the name and number of the caller from the “PAI” header
preferentially. If the server does not send the “PAI” header, derives from the “From”
header).
3-RPID-PAI-FROM
4-PAI-RPID-FROM
5-RPID-FROM
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G).
X ranges from 1 to 12 (for SIP-T42G).
X ranges from 1 to 6 (for SIP-T41P/T27P).
X ranges from 1 to 3 (for SIP-T23P/G).
X ranges from 1 to 2 (for SIP-T21(P) E2).
Web User Interface:
Account->Advanced->Caller ID Source
Phone User Interface:
None
To configure the presentation of the caller identity via web user interface:
1. Click on Account.

Yealink T27P Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Bluetooth	No
Wi-Fi	No
Gigabit Ethernet	No
Display	3.66" 240x120 pixel graphical LCD with backlight
Audio Features	HD voice, Full-duplex speakerphone
Network	Dual-port 10/100 Ethernet switch
Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Power	IEEE 802.3af PoE
Connectivity	2 x RJ45 10/100M Ethernet ports
Voice Codecs	G.711(A/μ), G.722, G.723, G.729AB, G.726
EHS	Supports EHS with Plantronics headsets
Headset Port	Yes
Power Adapter	5V DC (optional)