• 1+1 48V DC Power Supply Redundancy (Dual Power Input – allows the equipment to be powered
from two separate sources
• Optional - 1+1 Channel Protection - allows the user to protect 64 Kbps voice & data channels
• 144 FXO or 144 FXS channels per unit.
• 72 E&M 2-wire / 4-wire channels per unit
• Any “mix” of data and voice channels in a single unit
• Universal Slots – slot independent system so that any type of interface card may be inserted and
used in any card slot.
• Supports R2 CAS, ITU-T Q.421 and ITU-T Q.422 signaling
• Supports CAS Custom / User Programmable ABCD Signaling
• Bit Error Rate (BER) monitoring – BER thresholds to generate BER alarms automatically whenever
alarm limits are exceeded.
• Supports Long Loops of up to 1200 Ohms
• Supports 75 VRMS and 90 VRSM Ring Voltage Options
• Supports A-law and Mu-law voice coding.
• Supports sinusoidal un-balanced ring output
• Provides a ring of ≥75 volts RMS into a load of 5 R.E.N. on each channel with a 0.30 Erlang traffic
pattern (5 R.E.N. load = 5 parallel phone load on each line).
• May be used in a Point-to-Point, Point-to-Multi point, Add-Drop (drop-insert), Tree and Star topology
• Telnet
• SSH for secured access
• SNMP traps
• Maintains Access Security Log
• In-band and Out-of-band management
• GUI (Graphical User Interface)
Additional Features
• Voice and Digital Data services
• Any combination ("mix-n-match") of Voice and Digital Data services deployed from a single
VCL-MX "Smart Shelf” - 4, 8, 12, 16 channels per card
• Integrated IEEE C37.94 Teleprotection Interface
• Digital Data option may be used for internet access or video conferencing application
• Wireless applications including Cellular Networks
• Digital Microwave Radio
• SCADA applications
• ATM/Frame Relay circuit termination
• Powerful Network Management System for monitoring and network control
• Compliance with all relevant ITU-T (CCITT) recommendations
• 19-inch, 6U high construction.
Highlights
• Field upgradable to provide voice, data or both services
• Flexibility on use of transmission medium-copper, fiber or wireless
• Choice of Interfaces for Voice and Data Applications
• USB and RS232, Interface for local connection through the serial interface to the "Network
Control and Management Software”
• In-band and Out-of-band system configuration and management interface.
• Channel assignment independent of slot position in the sub-rack
• Extensive set of alarms
• User Selectable Internal, External and Loop-timed clock synchronization priority options
• Universal slots - any interface card can plug in at any interface slot.
• OAM Card
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