Yealink T27P Administrator's Guide

Configuring Basic Features
165
5. (Optional.) Enter the call waiting off code in the Off Code field.
6. Press the Save soft key to accept the change.
Auto redial allows IP phones to redial a busy number after the first attempt. Both the
number of attempts and waiting time between redials are configurable.
Procedure
Auto redial can be configured using the configuration files or locally.
Configuration File
<y0000000000xx>.cfg
Configure auto redial feature.
Parameters:
auto_redial.enable
auto_redial.interval
auto_redial.times
Local
Web User Interface
Configure auto redial feature.
Navigate to:
http://<phoneIPAddress>/servlet
?p=features-general&q=load
Phone User Interface
Configure auto redial feature.
Details of Configuration Parameters:
Parameters
Permitted Values
Default
auto_redial.enable
0 or 1
0
Description:
Enables or disables the IP phone to automatically redial the dialed number when the
callee is temporarily unavailable.
0-Disabled
1-Enabled
If it is set to 1 (Enabled), the IP phone will dial the previous dialed out number
automatically when the dialed number is temporarily unavailable.
Web User Interface:
Features->General Information->Auto Redial
Phone User Interface:
Menu->Features->Auto Redial->Auto Redial

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)