| Network interfaces |
Feature detail |
| Ethernet |
Dual redundant 10/100 BASE-T and separate private management interface via front panel RJ45 connectors |
| Telephony |
1, 2, 4 or 8 E1/T1 trunks via front panel RJ45 connectors |
| Signalling and control protocols |
| IP |
SIP, RTP, TCP, UDP |
| PSTN |
ISDN |
A wide range of protocols* including; Euro ISDN/ETS 300, Q.SIG, DPNSS, NI2, AT&T and SS7** |
| |
CAS |
A wide range of protocols* including; R2 MFC and T1 robbed bit |
| Capacity |
24/30, 48/60, 96/120 or 192/240 (T1/E1) independent voice calls |
| Security** |
SRTP, TLS, SIPS, HTTPS |
| Feature support |
| Voice codecs |
G.711, G.723.1, G.726, G.729AB, GSM-FR (GSM6.10, MSGSM) dynamically selected on a per channel basis |
| DTMF |
DTMF detection and generation; inband; pass-through; DTMF relay and user indications (RFC 2833);
DTMF out-of-band (SIP INFO, RFC 2976**) |
| Fax** |
T.30 and T.38 fax receive and transmit; fax over G.711 |
| Echo cancellation |
G.168 compliant |
| QoS |
Enhanced jitter buffer, packet loss concealment |
| Supplementary services** |
Call forwarding, call transfer, call divert, message waiting indicator and caller ID |
| Additional functionality |
Comfort noise generation, voice activity detection, silence suppression |
| Operational management |
| Configuration |
Via easy to use embedded web/HTTP interface |
| Management |
Via SNMP, RADIUS, DHCP |
| Hardware |
| Dimensions |
1U high, 19” wide rack mount |
| Power |
Dual redundant 110-230V AC or 48V DC power supplies |
| Regulatory |
EC Directive 2002/96/EC (WEEE); RoHS compliance |
| |
EMC standards |
EU – EN55022; EN55024; USA – FCC part 15 |
| |
Safety |
CB certification; UL/CUL |
| Operating environment |
Operating temperature: 0°C to +40°C;
humidity: 20% to 80% RH non-condensing |
| * View the full range of protocols supported ** Planned release |