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Yealink SIP-T27G Administrator's Guide

Yealink SIP-T27G
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
ii
Changes for Release V85, Guide Version V85.1
The following sections are new for this version:
l Out of Service
l PIN Code Provisioning Settings Configuration
l Smart Noise Filtering
l Unify Parameters
l Example: Using VPN based on L2TP Prototol
l Exporting the OpenVPN Configuration File from the Phone
l Importing the OpenVPN Configuration File to Phone
l Dsskey Page Reset Configuration
Major updates have occurred to the following sections:
l Bluetooth
l Language
l MWI for Voice Mail Configuration
l Call Park and Retrieve Configuration
l Call Transfer Configuration
l LDAP Configuration
l SCA Configuration
l BLA Configuration
l VPN Configuration
l Internet Port and PC Port Configuration
l Warnings Display
l BroadSoft Settings
l Wi-Fi Configuration
l Ethernet Interface MTU Parameters
l Call Display Configuration
l Network Conference Configuration
l Handset/Headset/Speakerphone Mode Configuration
l Power LED Indicator Configuration
l Macro Action Strings
l Web Server Type Configuration
l Return Code for Refused Call Configuration
l Return Code for Unanswered Call Configuration
l DND Settings Configuration
l Line Keys Configuration
l Multicast Paging Settings Configuration
l Ringer Volume Configuration
l Encryption and Decryption Configuration
l Custom Logo Configuration
l Supported Trusted Certificates

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Yealink SIP-T27G Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack, Gold
Wall mountableYes
Display diagonal3.66 \
Display resolution240 x 120 pixels
RJ-9 ports quantity2
USB 2.0 ports quantity1
Voice codecsCNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modesSIP info
Lines quantity8 lines
Phonebook capacity1000 entries
Number of VoIP accounts6
Bluetooth-
Security algorithmsAES, MD5
Networking standardsIEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface typeGigabit Ethernet
Volume controlDigital
Operating temperature (T-T)-10 - 50 °C
Operating relative humidity (H-H)10 - 95 %
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Harmonized System (HS) code85171800
Weight and Dimensions IconWeight and Dimensions
Depth210 mm
Width265 mm
Height170.5 mm

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