• Integrates voice/fax and data for transmission via a dial-up modem or a digital link
• Adaptive bandwidth allocation optimizes bandwidth utilization
• One or two compressed voice/fax channels plus one synchronous data channel
• TDM, bit-interleaved for low delay
• High quality MPMLQ voice compression at 4.8, 6.4, 7.2, 9.6 or 12.8 kbps
• Automatic voice/fax detection
• In-band fax support for Group III fax
• Supports applications requiring double compression
• Voice interfaces:
  • 2-wire FXS
  • 2-wire FXO
  • 2-wire/4-wire E&M
• Integral support of DC current feed and ring generation for FXS interface
• Link data rates from 9.6 to 256 kbps
• Guaranteed bandwidth allocation for SNA traffic
• Link interfaces:
  • V.24/RS-232
  • V.35
  • V.36/RS-449
  • RS-530
  • X.21
• Configuration downloading to remote unit
• Remote loopback, BER test, tone injection
• Dial-up on demand function for PSTN applications
• Automatic adjustment to fall-back data rate

DV-MUX3/V/*/#/+
Multiplexer with single voice channel

DV-MUX3/2V/*/#/+
Multiplexer with two voice channels