10 shdsl port management, 1 overview of shdsl port management, Shdsl port management – Westermo RedFox Series User Manual
Page 204: Chapter 10
Westermo OS Management Guide
Version 4.17.0-0
Chapter 10
SHDSL Port Management
Wolverine family switches (DDW225/DDW-226/DDW-142/DDW-142-485) are equipped
with two SHDSL ports (Symmetric High-speed Digital Subscriber Line), enabling
LAN networks to be extended over legacy copper cabling.
10.1
Overview of SHDSL Port Management
10.1.1
SHDSL overview
With SHDSL Ethernet LANs can be extended over legacy copper cabling. Switches
can be connected in a simple point-to-point setup, but also in multi-drop and ring
topologies, as shown in
In a SHDSL connection, the port on one unit shall be configured as Central Of-
fice (CO) and the port on the other unit as Customer Premises Equipment (CPE).
SHDSL ports are named according to the name convention described in
). By default 1/1 or DSL 1 is configured as CPE while the 1/2 (or DSL 2)
is configured as CO.
SHDSL support in WeOS is based on Ethernet First Mile (EFM) technology, and
SHDSL can to a large extent be treated in the same way as Ethernet ports, e.g.,
you can add SHDSL ports to VLANs (
), you can run link-layer redun-
dancy protocols such as FRNT (
) over them,
etc. Settings specific to SHDSL ports are described in
while port
settings of more general nature is covered in
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