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VCL-MX Version 2 - E1 Drop-Insert Multiplexer

Product Overview

AceCom's E1 Multiplexer the VCL-MX, 2Mbps E1 voice and data, drop-insert (add-drop) multiplexer Version 2 is available in two Versions. They provide a range of voice (POTS) and digital data services to subscribers located at different locations, requiring to interconnect and establish a voice and data network over an E1 link. The VCL-MX is available in 4 versions, each providing different features and voice / data interfaces.

The VCL-MX, E1, Drop-Insert Multiplexer provides voice telephony and digital data services which may include:

The Multiplexer may be used in Terminal or Drop-Insert configuration to provide

  • Toll Quality Voice services
  • Interconnect LAN (Campus Network)
  • Provide LAN-WAN Interconnectivity
  • Provide Leased Lines on DSL for SOHO Applications

Voice Interfaces

  • FXO
  • FXS
  • E&M (2Wire / 4Wire)
  • FXS-FXS (Hot-Line)
  • Ring Generator (75V RMS)

Data Interfaces

  • RS232
  • G.703 @ 64 Kbps, co-directional
  • IDSL @ 128 Kbps


  • Timing Options - Internal Clock, Loop-Timed Clock, External Clock
  • Synchronization Sources - Internal Clock, span clock timing derived from incoming HDB3 links (Loop-Timed), External Clock, 75 Ohms 2 MHz (TTL), 2.048 Mbps (BITS) Clock.
  • Default Option - Internal Clock (Stratum 3)

VCL-MX, Version 2 - Deluxe Version system includes the advanced features and capabilities, listed below:

  • 2Mbps, 4 E1 non-blocking cross-connect at 64Kbps (DS-0) level
  • 1+1 Redundant Power Supply
  • May be used in a Point-to-Point, Point-to-Multi point, Add-Drop (drop-insert), Tree and Star topology
  • Telnet
  • SNMP V2
  • In-band and Out-of-band management
  • GUI
  • Network Management System (Monitor and configure multiple units from a single central location)

Equipment Maintenance and Management features of the VCL-MX, Version 3 (Deluxe Version)

  • Serial Management Port (RS232) COM Port
  • TCP/IP - 10/100 BaseT for remote management over a LAN / TCP/IP network
  • SNMP V2 (MIB File provided with the equipment)
  • Telnet - CLI (Command Line Interface)
  • Graphical User Interface (GUI)
  • Network Management System (to monitor multiple units from a single central location).

Application Diagrams

Front View

Front View: Version 2 with FXO, FXS, E&M, Hotline, RS232, V.24, G.703, iDSL interfaces with in-band management interface

Rear View

Rear View: Version 2 with FXO, FXS, E&M, Hotline, RS232, V.24, G.703, iDSL interfaces with in-band management interface

System Composition

Core System Composition Description Part No.
19-Inch Shelf 3U high 19- Inch Shelf and Backplane VCL-MX-002
Slot 1 Power Supply Card VCL-MX-010
Slot 2 Ringer Card VCL-MX-040
Slot 3 to 17 15 User Configurable voice & data interface(s) As per user requirement
Slot 18 10BaseT - NMS/LAN Management Card VCL-MX-NMS
Slot 19 Control Card 1 VCL-MX-015-2
Products Links

Technical specifications are subject to change without notice.
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