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Technical specifications, 4 technical specifications – RAD Data comm 4-Wire Symmetrical VDSL Modem ASM-60 User Manual

Page 23

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ASM-60 Installation and Operation Manual

Chapter 1 Introduction

Technical Specifications

1-5

1.4 Technical Specifications

Line Interface

Protocol

Very High-bit-rate Digital Subscriber Line (VDSL)

Type

4-wire, unconditioned dedicated lines (twisted pair),
Cat.3 and Cat.5, 19 AWG to 26 AWG

Line Coding

QAM

Range

See

Table 1-1

Levels

11 dBm

Impedance

110Ω

Return Loss

More than 15 dB

Carrier

Constantly On

DTE Interface

Data Rate

User-selectable: 4.096 Mbps, 6.144 Mbps or 10.24 Mbps

Type

• HSSI via SCSI 50, female connector
• IR-ETH (Ethernet bridge) via RJ-45 or BNC coax

connectors

• IR-ETH/QH (Ethernet/Fast Ethernet bridge with VLAN

support) via RJ-45 connector

• IR-IP (IP router) via RJ-45 connector

Control Port

Interface

V.24/RS-232

Type

DCE

Format

8 bits, no parity, 1 stop bit

Baud Rate

19.2 kbps

Connector

9-pin, D-type, female

Diagnostics

Performance
Monitoring

VDSL statistics collection

Self-Test

Self-test at start-up