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Model 53i IP Phone User Guide
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.
