Yealink T27P Administrator's Guide

Administrator’s Guide for SIP-T2_Series_T4_Series IP Phones
90
Parameter
Permitted Values
Default
When X=13, the default value is 0 (NA).
When X=14, the default value is 2 (Forward).
For SIP-T23P/T23G/T21(P) E2 IP phones:
When X=1, the default value is 28 (History).
When X=2, the default value is 61 (Directory).
When X=3, the default value is 5 (DND).
When X=4, the default value is 30 (Menu).
When X=5, the default value is 28 (History).
When X=6, the default value is 61 (Directory).
When X=7, the default value is 51 (Switch Account Up).
When X=8, the default value is 52 (Switch Account Down).
When X=9, the default value is 33 (Status).
When X=10, the default value is 0 (NA).
When X=14, the default value is 2 (Forward).
Web User Interface:
DSSKey->Line Key/ Programable Key->Type
Phone User Interface:
Menu->Features->DSS Keys->Line Keys X->Type
To configure phone lock via web user interface:
1. Click on Features->Phone Lock.
2. Select the desired value from the pull-down list of Phone Lock Enable.
3. Select the desired type from the pull-down list of Phone Lock Type.
4. Enter the unlock PIN in the Phone Unlock PIN (0~15 Digit) field.

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)