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Yealink T27P Administrator's Guide

Yealink T27P
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Administrators Guide for SIP-T2_Series_T4_Series IP Phones
546
technological innovation and excellence.
LAN (Local Area Network)--used to interconnects network devices in a limited area such
as a home, school, computer laboratory, or office building.
MIB (Management Information Base)--a virtual database used for managing the
entities in a communications network.
OID (Object Identifier)--assigned to an individual object within a MIB.
PnP (Plug and Play)--a term used to describe the characteristic of a computer bus, or
device specification, which facilitates the discovery of a hardware component in a
system, without the need for physical device configuration, or user intervention in
resolving resource conflicts.
ROM (Read-only Memory)--a class of storage medium used in computers and other
electronic devices.
RTP (Real-time Transport Protocol)--provides end-to-end service for real-time data.
TCP (Transmission Control Protocol)--a transport layer protocol used by applications that
require guaranteed delivery.
UDP (User Datagram Protocol)--a protocol offers non-guaranteed datagram delivery.
URI (Uniform Resource Identifier)--a compact sequence of characters that identifies an
abstract or physical resource.
URL (Uniform Resource Locator)--specifies the address of an Internet resource.
VLAN (Virtual LAN)-- a group of hosts with a common set of requirements, which
communicate as if they were attached to the same broadcast domain, regardless of
their physical location.
VoIP (Voice over Internet Protocol)--a family of technologies used for the delivery of
voice communications and multimedia sessions over IP networks.
WLAN (Wireless Local Area Network)--a type of local area network that uses
high-frequency radio waves rather than wires to communicate between nodes.
XML-RPC (Remote Procedure Call Protocol)--which uses XML to encode its calls and
HTTP as a transport mechanism.

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Yealink T27P Specifications

General IconGeneral
Wall MountableYes
Local Phonebook1000 entries
BluetoothNo
Wi-FiNo
Gigabit EthernetNo
Display3.66" 240x120 pixel graphical LCD with backlight
Audio FeaturesHD voice, Full-duplex speakerphone
NetworkDual-port 10/100 Ethernet switch
ProtocolsSIP v1 (RFC2543), v2 (RFC3261)
PowerIEEE 802.3af PoE
Connectivity2 x RJ45 10/100M Ethernet ports
Voice CodecsG.711(A/μ), G.722, G.723, G.729AB, G.726
EHSSupports EHS with Plantronics headsets
Headset PortYes
Power Adapter5V DC (optional)

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