Aastra M710/M715 - Page 223

Installation Manual for digital sets - IP sets - SIP sets AMT/PTD/TR/0001/3/7/EN
SIP PHONES 51i, 53i, 55i AND 57i 05/2008 Page 9-13
Miscellaneous 51i 53i 55i 57i Comments
DHCP XXXX
HTTPS
XXXX
SRTP
XXXX
TLS
XXXX
802.1X authentication
Dual Homing
Two-port 10/100 base T switch XXXX
Three-port 10/100 base T switch
SIP (RFC 3261) XXXX
SIP over UDP & TCP XXXX
External power supply
XXXX
included excepted
for 51i (option)
Wall-mounting position XXXX
Category 6 cable
Category 5 cable XXXX
Category 3 cable
Features offered by the set 51i 53i 55i 57i
Multi-line (total) 1 ligne 9 lines 9 lines 9 lines
Multi-line (Line/Call Appearance
key)
1 ligne 3 lines 4 lines 4 lines
Programmable hard keys 6 keys:
up to 6 programmable
functions.
6 keys:
up to 6 programmable
functions
Softkeys 6 Bottom keys:
up to 20 programmable
functions
12 keys:
- 6 Top Keys: up to 10
programmable functions
- 6 Bottom Keys: up to 20
programmable functions
Handsfree key XX X X
Full-duplex speakerphone for
handsfree calls XX X X
Screen
3 lignes 3 lines 8 lines 11 lines
Visual display of call on hold,
mute*, and message
X
(* not available) XX X
Hold key XX X X
Mute key XX X X
Waiting call indicator XX X X
Redial key X (redial list) X (redial list) X (redial list) X (redial list)
Last callers list name X (200 names
+ N°)
X (200 names + N°) X (200 names + N°) X (200 names + N°)
Last called list name X (100 names
+ N°)
X (100 names + N°) X (100 names + N°) X (100 names + N°)
Personnal directory X (200 names
+ N°)
X (200 names + N°) X (200 names + N°) X (200 names + N°)