Characteristics
Up to 24 POTS subscribers
Telco-50 port for connection to a splitter chassis or cross
Compliance
- RFC2327 (SDP)
- RFC2967 (SIP INFO)
- RFC3261 (SIP)
- RFC3262 (SIP Reliability)
- RFC3265 (SIP Specific Event Notification)
- RFC3550
- RFC3551
- RFC4028 (SIP Session Timers)
- IEEE 802.1Q
DSP Features
- Voice Activity Detection
- Comfort noise generation
- Call Progress Tone Generation
- V.21 Fax Tone Detection
- Generating V.23 FSK Caller ID
- Support Bellcore FSK Caller ID
- DTMF Detection and Relay
- T.38 Fax Relay
- Jitter elimination
- RTP Encapsulation
- Voice Codec – G.711u, G.711A, G.726, G.729AB
- G.168 Echo Cancellation
Metallic Line Test (MLT) SELT
- Line voltage test
- Receiver off-hook test
- Ringer Equivalent Number (REN) test
- Resistive test
Requirements
Power options
- 15V DC
- 30W (at full load)
มาเป็นคนแรกที่วิจารณ์ “ZyXEL ZXL-VOP-1224-61 Warranty 2 Year”