5.4 LONG DISTANCE ETHERNET

4DSL

The 4DSL extends Ethernet over single-pair copper wiring at distances of up to 1 km (0.6 miles).This long distance Ethernet solution is comprised of the 4DSL module and Samsung’s VDSL modem. Each 4DSL multiplexes traffic from 4 VDSL modems into one 100M Ethernet port that connects to any Ethernet port on the LIM or external Ethernet Switch. Utilizing VDSL technology, 4DSL delivers data up to 10 Mbps to the IP devices in the remote facility. This solution provides an easy and simple LAN-to-LAN connectivity to a remote facility.

SPECIFICATIONS

4 xDSL portsTransmission distance: 1 kmUp/down link:0~300 m: Downstream 30 Mbps, Upstream 10 Mbps300 m~1 km: Downstream 20 Mbps, Upstream 3 Mbps
OfficeServ 7200

Example: 1650’

Cable Run
Main Office Sitebetween LDE

 

card and

 

Modem. Private

 

or Leased Cable

 

Pairs.

4DSL

Samsung

Samsung

VDSL Modem
4DSL ModuleSales Office across the Parking Lot

FIGURE 5-2

5.5