
Connection to E1/T1
digital lines..
Connection to E1 / T1 digital lines. Analogue and digital cards utilise
the same form factor and maybe installed in the same switch frame. Each
digital card offers up to 30 ports, connected directly to an E1 line.
Connections to a T1 circuits provide the standard 24 ports. Fractional
64kbps circuits and telephone signaling are not supported.

Connection to analogue
PABX / PSTN..
Each analogue card offers 4 private circuit connections or 2 PABX /
PSTN and 2 private circuit connections. Each port is presented on a standard
RJ45 socket.