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DSL-DM is a switching
element in the RAMNet. This unit is developed considering
the DSL technology where the end user is connected to RAMNet
through his normal telephone lines which terminate on a DSL
modem. It supports two 100 Mbps ports, one UP port and one
DOWN port. These ports are used to realize fault tolerant
loop as shown in figure. The DSL-DM supports user ports at
100 Mbps. The DSL-DM module contains four user ports. The
customers are connected to these ports through the DSLAM.
Easy
to Install and Use
The unit is wall mountable
with an easy self-descriptive installation guide note and
wiring guide note.
Simple
Troubleshooting
Get at-a-glance network
status information from front-panel diagnostic LEDs, including
a unique Failure Alert LED.
Compact
Design
Save valuable small-office
space with compact, ergonomic, and robust design.
Easy
Monitoring
The WICE.MAN network application
helps user to pinpoint all activities and status of the network
and the elements used in the network
Major
Features DSL-DM
• One 100 Mbps port
connected to DSLAM.
• One Up direction port at 100Mbps
• One down port at 100 Mbps
• Fault tolerant Loop support using Up and down port
• Remote power through up or down port.
• Bandwidth control in Hardware.
• Support for isochronous traffic.
• Remote Field upgradeable hardware and firmware, from
Head End.
• Supports copper cable and supports optical connection
through Optical to copper converters.
Specifications
Physical
Dimensions
• Height:
21.1 cms
• Width:
14.4 cms
• Depth: 4.3
cms
• Weight:
0.9 kgs
General
• One Up direction port at 100Mbps
• One down port at 100 Mbps
• One 100 mbps port connected to DSLAM
Electrical
• Operating voltage 40V to 72 V DC
• Power consumption < 4W.
Environmental
• Operating temperature 0 to 55 °C
• Storage temperature 0 to 70 °C
• Operating humidity 0 to 95% non-condensing
Mechanical
• Wall mount unit.
Standards
Supported
• Functional 802.3
• Protocols Used for Administration
o UDP (RFC 768)
o IP (RFC 791)
o ICMP (RFC 792)
o ARP (RFC 826)
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