Capacities
max signalling: 250
max. rtp/strp sessions: 250/250
max. transcoding sessions: 57
max. registered users: 1500
telephony interfaces:
analog: 4/8/12 fxs ports; 4/8/12 fxo ports
digital: up to 4 e1/t1 interfaces; 4/8 bri ports
clock source: 5 ppm high precision
digital pstn protocols: various isdn pri protocols such as euroisdn, north american ni-2, lucenttm 4/5ess, norteltm dms- 100 and others. different cas protocols, including mfc r2,
network interfaces
ethernet 4 ge or 4 ge + 8 fe interfaces configured in 1+1 redundancy or as individual ports