2N PRI Gateways - User Manual - Manual (Page 103)

!! Preliminary version of user guide v1.8 !!
!! Preliminary version of user guide v1.8 !!
101
15.2.4. VoIP
interface
Interface 4x 100BaseT
Signaling SIP
Voice compression G.723.1 MP-MLQ at 6.3, ACELP at 5.3 kbps
G.729 Annex A CS-ACELP at 8kbps
G.727 E-ADPCM at 16 to 40 kbps
G.726 ADPCM at 16 to 40 kbps
G.711 PCM at 64kbps (u-Law/A-Law)
NetCoder Proprietary at 6,4 to 9,6 kbps, 800 bps
steps
Silence suppression G.723.1 Annex A ; G.729 Annex B
PCM and ADPCM – per RFC 3389 or proprietary
NetCoded – Proprietary
Echo Cancellation G.165 & G.168 compilant, 32,64 or 128 msec echo
tail, (64 ms or 128 ms may reduce channel capacities)
Number of channels 16
Connector type 4x RJ45 (Ethernet switch)
15.2.5. Temperature
Working temperature range
0°C to + 50°C
Relative humidity max. 95% at 40°C
Air – condition optional
15.2.6. Remote Control Line types
Type of line
Serial line (COM1,2), Analogue modem
(COM2), ISDN modem (COM2), Ethernet
10baseT, in band DATA in PRI ISDN