Руководство по эксплуатации Aastra Telecom Aastra 51I

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IP Telephones
Aastra 51i
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 suite

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www.aastratelecom.com Aastra 51i Technical Specifications Physical Security » 20.8 cm W x 23.5 cm D x 8.0 cm H (8.2”W » User and administrator level passwords x 9.3”D x 3.2”H) » Encryption of configuration files » 889g (31.3 oz) » HTTPS configuration download and web » 4 positions footstand management » Wall mountable » Phone lock with PIN » TLS and SRTP* Power Networking » Integrated IEEE 802.3af Power Over Ethernet (PoE) support » Dual 10/100 Mbps switched Ethernet » Optional midspan Power

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IP Telephones Aastra 55i Exceptional Features and Value in an Advanced Featured, Expandable IP Telephone The Aastra 55i offers powerful features and flexibility in a standards based, carrier-grade advanced level expandable 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

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www.aastratelecom.com Aastra 55i Technical Specifications Physical Expansion Module » 23.5 cm W x 20.8 cm D x 8.0 cm H » A astra 536M – 36-keys paper label (9.3”W x 8.2”D x 3.2”H) module with LEDs » 940 g (33.0 oz) • Scalable up to 3 modules or 108 keys » 4 positions footstand • No additional external power » Wall mountable required; direct power from phone Power Localization » AC wall adapter included » Multi-lingual support – English, French, » Integrated IEEE 802.3af Power Over Spanish,

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IP Telephones Aastra 57i Exceptional Features and Value in a Fully Featured, Expandable IP Telephone The Aastra 57i offers powerful features and flexibility in a standards based, carrier- grade advanced level expandable IP telephone. With a sleek and elegant design, large 144 x 128 pixel graphical backlit LCD display and 6 dynamic context-sensitive softkeys, the 57i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications and

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www.aastratelecom.com Aastra 57i Technical Specifications Physical Localization 23.5 cm W x 20.8 cm D x 8.0 cm H » Multi-lingual support – English, French, » (9.3”W x 8.2”D x 3.2”H) Spanish, Italian, German 940 g (33.0 oz) • Downloadable language pack support » for customization and additional » 4 positions footstand Wall mountable language translations » » Country-specific call progress tones and Power cadences » A C wall adapter included Networking » Integrated IEEE 802.3af