Introduction

Introduction

This 53i IP telephone has all the features of a regular business phone, allowing you to make and receive calls, transfer, conference and more. The 53i IP telephone provides communications over an IP Network using the SIP IP telephony protocol.

Phone Features

3-line LCD screen

6 top keys: 4 are programmable keys

3 call appearance lines with LEDs

Supports up to 9 call lines

Full-duplex speakerphone for handsfree calls

Headset support (modular connector)

Built-in two-port, 10/100 Ethernet switch - lets you share a connection with your computer

Inline power support (based on 802.3af standard) which eliminates power adapters.

AC power adapter (included)

Enhanced busy lamp fields*

Set paging*

*Availability of feature dependant on your phone system or service provider.

Requirements

The 53i IP Phone requires the following environment:

SIP-based IP PBX system or network installed and running with a SIP account created for the 53i IP phone.

Access to a Trivial File Transfer Protocol (TFTP), File Transfer Protocol (FTP), Hypertext Transfer Protocol (HTTP) server, or HyperText Transfer Protocol over Secure Sockets Layer (SSL) (HTTPS).

Ethernet/Fast Ethernet LAN (10/100 Mb)

Category 5/5e straight through cabling

Power source

-For Ethernet networks that supply in-line power to the phone (IEEE 802.3af):

-For power, use the Ethernet cable (supplied) to connect from the phone directly to the network for power. (No 48v AC power adapter required.)

-For Ethernet networks that DO NOT supply power to the phone:

-For power, use the 48V AC Power Adapter (included) to connect from the DC power port on the phone to a power source.

or

-(optional) - For power, use a Power over Ethernet (PoE) power injector or a PoE switch. A PoE power injector is available as an optional accessory from Aastra Telecom. Contact your Administrator for more information.

2Model 53i IP Phone User Guide

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Aastra Telecom 53i IP Phone manual Introduction, Phone Features, Requirements