Internet Telephony
   




RVP-208;Internet Telephony Gateway Expandable 4FXS,4FXO & 1 10/100 Base-T port


  
Specifications: 
Model

RVP-208
Product

 Expendable  SIP Internet Telephony Gateway
Ports (LAN & VOICE)

One (l0/100 Base-TX Auto-Negotiation) Two open slots (up to 8 RJ-11)

SIP Specification  
Call Signaling Control SIP version 2.0 (RFC3361)/SIP over UDP (IETF RFC2543)
Voice Codec
G.711 PCM 64kbps (A-law and u-law) G.723.1AACELP/M-MLQ (5.3,6.3kbps) G.729AB CS-ACELP (8kbps
Fax supports T.30, T.38
Simultaneous Connection Up to 8 channels voice/FAX
Voice processing

Gain/Attenuation Settings, Programmable Dynamic Jitter  Buffer Call ,progress detection Dial tone, busy tone, call-holding tone and ring-back tone
Protocols/Standards  
Protocol TCP/IP, HTTP, DNS, RTP, RTCP, SDP
Managements
 RS-232 Console/Telnet, HTTP
LED Indicators
System: 2, PWR, CPU LAN: 4, ACT, 100, LNK, COL Voice: 4 In-Use/Ringing
Dimension   Dimension (LxWxH mm) 275 x445 x44 (Metal Case)
Environmental Temperature: 0~50 degree C (operating) Humidity: up to 90% (non-condensing)
Emission EMI: FCC part 15, CE / PTT: FCC part 68 Humidity: 10 to 95% (non-condensing)
Module Specifications  
Model RVP-304(4  FXS port  module)  , RVP-404  (4  FXO port  module)
Telephony specifications  
Voice channels per card 4
Interface Connectors 4 RJ-11 2-pin modular jacks
Line Impedance 600 ohms, 900 ohms
Insertion Loss 2 dB nominal
Frequency Response 300Hz ~ 3400Hz +/- 2dB w.r.t. 1004Hz
Return Loss >=18Db
Input Level adjustment 3-6 dB to +6 dB
Output Attenuation 0dB tol3dB
Longitudinal Balanced >=45Db
Loop current 25mA nominal
Ring Voltage 50Vrms nominal
Ringing Tone 16.67Hz, 20Hz(default), 25Hz or 50Hz
Signaling Loop Start/DTMF
 


Ordering Information:

RVP-208:  Expendable SIP Internet Telephony Gateway (up to 8 x RJ-11)
RVP-304:  4 FXS port module
RVP-404:  4 FXO port module