2/ IP Phone User Guide
Introduction

Introduction

This guide compliments the Aastra
Model 480i CT Installation Guide
that is included with the phone.
Please refer to the installation
guide for information on hardware
requirements, features and
physical set up of your new 480i
CT.
Software Prerequisites
• Permission to register at the IP
PBX
• Access to a Trivial File Transfer
Protocol (TFTP), File Transfer
Protocol (FTP), or Hypertext
Transfer Protocol (HTTP) server

Phone Features

• A 3.5" x 2.25" backlit display on
main unit
• Handset with 1 1/4" x 3/4" back-
lit display and a handset base.
• 6 multi-functional softkeys - as
default or customized settings
• 4 line/call appearance buttons
with corresponding lights.
• Up to 5 additional line/call
appearances as softkeys.
• Enhanced busy lamp fields.
• Full-duplex speakerphone for
handsfree.
• Built-in-two-port, 10/100 Ether -
net switch which lets you share
a connection with your com-
puter.
• Inline power support, which
eliminates power adapters.

General Requirements

• A SIP-based IP PBX system or
network installed and running
with a number created for the
new 480i IP phone.
• Adherence to SIP standard
RFC 3261.
• Access to a configuration server
where you can store the firm-
ware image and configuration
files.
The configuration server must
be able to accept connections
anonymously (if TFTP is used).
• The IP phone must be config-
ured for a specific type of proto-
col to use. (TFTP is enabled by
default). You can configure the
following protocols on the IP
phone:
- TFTP (Trivial File Transfer
Protocol)
- FTP (File Transfer Protocol)
- HTTP (Hypertext Transfer
Protocol)
• A 802.3 Ethernet/Fast Ethernet
LAN
• Category 5/5e straight through
cabling
• Power over Ethernet (PoE)
power supply (optional acces-
sory – necessary only if no inline
power is provided on the net-
work).