Ethernet Router / BridgeUser Manual Version 1.0
Table Of Contents
- VERSION CONTROL
- INTRODUCTION
- SPECIFICATION
- TECHNOLOGIES
- DESCRIPTION OF THE DEVICE
- MECHANIC DESIGN
- EQUIPMENT INSTALLATION
- PROGRAMMING GUIDE
- Introduction
- Main menu of the bridge mode
- Main menu of the router mode
- FIRMWARE LOADING
- TECHNICAL SPECIFICATIONS
- CONNECTORS’ DESCRIPTION
- DESCRIPTION OF INTERFACE CABLES
- DELIVERY SET
- GLOSSARY
- EXAMPLE OF NETWORK CONFIGURATION
4.1.3.1 HDSL in brief
Standard
• ETSI TS 101 135
• interoperability between equipment of different manufacturers is not provided
Transmission rate
• 1168 Kbit/s over each pair (2 Mbps over two pairs)
Line code
• 2B1Q
• CAP 64
Transmission medium
• two pairs
• possibility of the regenerator’s installation (up to 3)
Usage
• PNOs
• long-haul E1 transmission
• organization of trunk lines between PABX
• increase of capacity of subscribers’ lines with the help of Digital Loop Carrier systems
• high-speed access to SDH networks
Restrictions
• two pairs are used for stream transmission
• impossibility to regulate transmission rates
• increased influence on analog systems with frequency division multiplexing/demultiplexing
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