Aastra Telecom IP TELEPHONES 51I User Manual

Aastra 51i, Ip telephones, Your connection to the world

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Aastra 51i

IP Telephones

PMS 293C

PMS 298C

Your Connection to the World

Key Features and Benefits:

XML Browser

The Aastra 51i is equipped with XML browser capabilities allowing access to

customized services and applications. Create internal service applications using
development guides available from Aastra. This feature provides unlimited
potential to customize the 51i to meet your specific business needs or vertical
applications using the display keypad.

Enhanced Call Management

With extensive storage capacity for personal directory, callers log, and redial list,
the Aastra 51i can improve efficiency by providing more call information with
the push of a button. Features such as shared call and bridged line appearances,
call forward, call transfer and call waiting increase call flexibility and control.

Remarkable Audio

All Aastra IP telephones offer full duplex speakerphone with excellent voice

clarity and delivery. With years of experience in telecommunications and
telephone design, Aastra can ensure superior voice quality on every product
we sell.

Simplified Deployment

From initial deployment and configuration to future enhancements and
upgrades, the Aastra family of IP telephones are designed to save your business
time and money. Dual auto-sensing switched Ethernet ports eliminate
additional wiring and simplify installations. Integrated IEEE 802.3af Power-
over-Ethernet allows easy deployment with centralized powering and backup.
Easily created configuration files, using any text editor, can be used to configure
phones individually or centrally

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Exceptional Features and Value in a Basic Level IP Telephone

The Aastra 51i offers features and flexibility in an open-standards

based, carrier grade basic level IP telephone. With a sleek and elegant

design and LCD display the 51i is fully interoperable with leading IP

Telephony platforms, offering advanced XML capability to access custom

applications and support for high-quality SIP communications.

Part of the 5i Series of IP telephones, the 51i is ideally suited for light

use small and medium business applications such as lobbies, common

areas or individual user environments where single line high-quality SIP

communication is required.

Feature Highlights*

1 call appearance

Shared call and bridged line

appearances
Distinctive ringing, priority alerting
XML browser
Personal directory
Call forward, Call transfer, Call

waiting
Caller and calling line information
Callers log
Intercom reception with auto-

answer
Redial list
Do Not Disturb
Live dial pad support
Supports Busy Lamp Field (BLF)

monitoring by other end points*
Digium’s Asterisk – Bridged Line

Appearances (BLA), Intercom

Broadsoft’s BroadWorks Enhanced

SIP – supports Shared Call

Appearances, CommPilot Call

Manager, Call Park/Pickup, Priority

Alerting

Nortel’s MCS 5100/5200 SIP support

– Voicemail, and NAT Traversal

support
Sylantro’s SIP–B support - Last

Call return, Warn line and Hot Line,

Distinctive ringing, Call Park/Pickup,

and Centralized Conferencing

among others

* Feature availability dependant on IP telephony systems

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