VoIPtalk is pleased to be the authorised UK distributor of Aastra IP telephones.

Exceptional Value and Quality in a Mid-level Expandable, Business IP Telephone

The 55i from Aastra offers powerful features and flexibility in a standards based, carrier-grade expandable business IP telephone. With a sleek and elegant design, 144 x 75 pixel backlit LCD display and 6 dynamic context-sensitive softkeys, the 55i is fully interoperable with leading IP-Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously. Part of the Aastra family of IP telephones, the 55i is ideally suited for all Business Telephone requirements and users who require more one-touch feature keys and XML based programs.

• Up to 9 call appearance lines
• Shared call and bridged line appearances
• Multi-proxy support
• Distinctive ringing, priority alerting
• XML browser
• Personal directory (200 entries)
• Call forward/Call transfer/Call waiting
• Caller and calling line information
• Callers log (200 entries)
• Local 3-way conference
• Intercom with auto-answer
• Redial list (last 100 numbers)
• Do Not Disturb
• Live dial pad or pre-dial support
• Digium’s Asterisk Business Edition – supports Busy Lamp Field (BLF), Bridged Line Appearances (BLA), Intercom

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Product Specification

Display

• 144x75 pixels graphical LCD display
• Soft white backlight for user comfort in any lighting environment
• Configurable for Always On, Always Off, or Auto (power saving)
• LED for call and message waiting indicator

Feature Keys

• 4 call appearance lines with LEDs
• 4 navigational keys
• 6 customisable softkeys with LEDs, programmable up to 20 functions
• 6 programmable keys with LEDs
• 8 predefined hard keys
  - Goodbye
  - Options
  - Hold
  - Redial
  - Speakerphone/Headset toggle
  - Mute
• 2 volume keys

Networking

• Dual 10/100 Mbps switched Ethernet ports
• Manual or Dynamic Host Configuration Protocol (DHCP) IP address setup
• Time and date synchronisation using SNTP
• Quality of Service (QOS) support – IEEE 802.1 p/Q VLAN and priority tagging, Type of Services (TOS), and Differentiated Services Code Point
  Network Address Translation (NAT) support
• Integrated HTTP/HTTPS server for web administration and maintenance including a built-in troubleshooting section
• Mass deployment via central provisioning of user configuration files – TFTP, FTP, HTTP, HTTPS
• Redundant server support
• DNS-SRV
• Local backup registrar and/or proxy server

Protocols / Codecs

• IETF SIP (RFC3261 and associated RFCs)
• G.711 μ-law / A-law
• G.729

The Aastra 55i comes with a UK power supply. You can select a PoE converter from the options if you wish to integrate your Aastra with a PoE network.
Need more information on the POE Converter?

More Information

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