Matrix SETU VFXTH System Manual
290
FXO Port Parameters
VoIP Parameters
Transmission Level Adjust
Tx Gain: -3dB to +6dB; Rx Gain: -3dB to +6dB
Answer Signaling on FXS
Battery Reversal
Disconnect Signaling on FXS
Battery Reversal and Open Loop Disconnect
Signaling
Loop Start
Connector
RJ11
Off-hook Line Impedance
600
/900
/Complex
Loop Limit
1200
Pulse Dialing
10PPS and 20PPS
DTMF Dialing and Reception
ITU-T Q.23 and Q.24
CLI Reception
DTMF, FSK ITU-T V.23 and FSK Bellcore 202
Protection
Over Voltage and Over Current Secondary Protection
Return Loss
>18dB
Longitudinal Balance
>50dB
Transmission Level Adjust
Tx Gain: -15dB to +10dB; Rx Gain: -15dB to +10dB
Call Maturity
Delay and Polarity Reversal
Answer Supervision on FXO
Battery Reversal
Disconnect Supervision on FXO
Battery Reversal and Open Loop Disconnect
Connector
RJ45
VoIP Protocols
SIP v2, SDP, RTP (RFC 2833), SRTP
Network Protocols
IPv4, TCP, UDP, DHCP, SNTP, STUN, HTTP, TLS
SIP
32 SIP Trunks with Out Bound Proxy Support
NAT
STUN and NAT Keep Alive
Voice Codec's
G.711 (a-Law and mu-Law), G.729, G.723, GSM FR, iLBC-30ms and iLBC-20ms
Line Echo Cancellation
G.168 with 128ms Tail Length
Call Progress Tones
Dial Tone, Ring Back Tone, Busy Tone, Error Tone
Voice
Dynamic Jitter Buffer (Adaptive), Comfort Noise Generation and Voice Activity
Detection
Fax
T.38(UDPTL), T.38(RTP) and Pass Through
Quality of Service
Layer 3 Diffserv and TOS
Data Network
WAN Port RJ45 Auto MDIX 10/100 Base T
Security
Password Protected Administration