DTE and DCE interfaces   2 port V11 or V10 (V35)
64 kbps to 2 Mbps
2 times G703 port as an option
ISDN interface   4 BRI interfaces
ETSI EURO-ISDN, other protocols on demand
Data rate   64 to 512 kbps
Synchronization  

BONDING modes 1, 2, 3, 3b
Loops   3C, 2B, A, remote
ISDN line test   BRI periodic test
Backup switch control   Automatic, manual, remote
Time window   Annual schedule determining times and periods
when switching to ISDN is enabled
Access security   Calling party checking (CLI)
Chaining of calls   10 chainable back-up call numbers
Switching criteria   Loss of clock and/or control signals, V38 scrambling,
programmable triggers
Switch back criteria   Error rate on the leased line and/or clock recovery
and/or control signals
Management
and remote management		   Front pannel, VT 100.
Software downloading (locally and through ISDN).
Remote management through ISDN
with BACKUP VIEW Windows 98 software:
Alarm messages, switching, loops, periodic test calls,
remote configuration.
Dimensions   442 x 42 x 220 mm (W xH x D)
Enclosure   Desktop or rack mount
Power-supply   110 V ± 10 %, 220 V ± 10 % 47/63 Hz 30 W
Operating requirements   + 10 °C to + 50 °C
Electrical safety   EN41003, EN60950
EMC   EN55022, EN50082-1, CEI 801