51I, 53I, 55I And 57I Sip Set Technical Characteristics - Aastra M720 Installation Manual

9.9

51i, 53i, 55i and 57i SIP set technical characteristics

Ergonomics
Handsfree
Group listening
Taking a call at off-hook
Time display
Date display
Mute
Conversation with headset
Select text language
Display of call duration
Display of communication cost
Beep heard when a key is pressed
Ringer volume adjustment
Choice of melody type
Screen contrast adjustment / choice of colours
Handset speaker adjustment
Deferred bell
Mute
Extended audio band
Terminal-generated tones
Miscellaneous
Technical Web administration
User Web Administration
TFTP Technical parameter loading
TFTP User parameter loading
TFTP Firmware loading
Phone-park administration tool
SNTP
SNMP
G711 codec
G729 A/B codec
G723 codec
Marking DSCP
802.3af remote power supply
IEEE 802.1p QOS
IEEE 802.1Q VLAN Tagging
911
Listing of SIP sets
Encryption
NAT
AMT/PTD/TR/0001/3/7/EN
Page 9-12 05/2008
51i 53i 55i
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EN, FR,
EN, FR, EN, FR,
DE, ES, IT
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IT IT
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51i 53i 55i
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Installation Manual for digital sets - IP sets - SIP sets
57i Comments
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EN, FR,
DE, ES,
IT
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57i Comments
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SIP PHONES 51i, 53i, 55i AND 57i