SPECIFICATION

Telephony Specifications

• In-Band DTMF, Out-of-Band DTMF Relay (RFC2833 or SIP INFO)
• DTMF / PULSE Dial Support
• Caller ID Generation / Detection:
• DTMF
• FSK-Bellcore Type 1 & 2
• FSK-ETSI Type 1 & 2
• FSK-NTT
• FSK: Calling Name, Number, Date and Time, VMWI
• FXS Metering Pulse:
• Polarity Reversal
• 12 kHz calling tone
• 16 kHz calling tone
• T.30 FAX Bypass to G.711, T.38 Real Time FAX Relay
• FXS Line test and diagnostics with visual alarm
• indication
• Inward self test:
• Loopback - codec
• Loopback - analog
• SLIC DC power voltage
• Tip / Ring DC feed
• Ringer
• Outward Test (GR909 Standard) :
• REN
• Phone Line disconnected
• H.F. DC Voltage (Hazardous and foreign DC Voltage)
• H.F. AC Voltage (Hazardous and foreign AC Voltage)
• Tip / Ring Short
• Modem over IP up to V.34
• ROH Tone (Receiver Off-Hook Tone @ 480 Hz)
• Loop Current Suppression