Technical information

Watson-SHDSL-Router-GUI-Manual.doc
Version 2.3-03
Watson SHDSL Router
Web-based Management Manual
Revision: 2012-02-29
9-35
9.4.6.1 DSL Configuration
To edit the DSL configuration, click the ‗DSL‘ link in the ‘Network Connections‘
screen (see Figure 9-11). The ‗Internet Connection Settings‘ screen will appear.
Figure 9-48: DSL Configuration
Ethernet Encapsulation (TC Flow) Select ‘EFM‘ or ‘HDLC‘ encapsulation.
Use ‗HDLC‘ encapsulation when the Watson SHDSL router is connected to a Wat-
son Ethernet plug-in (SZ.866.V654) [2].
DSL Master (Sub Type) Select ‗off (STU-R)‘ or ‗on (STU-C)‘. If two Wat-
son SHDSL router are connected point-to-point together, one device has to be set
to ‗off‘ and the other device has to be set to ‗on‘. Use ‗off (STU-R)‘ when the Wat-
son SHDSL router is connected to a Watson Ethernet plug-in (SZ.866.V654) [2].
Admin State Select ‗up‘ or ‗down‘. Allows to block certain ports and alarms.
Line Rate [kb/s] Enter the line rate of the ports. This configuration field is only
visible when DSL Master is ‗on‘. The master modem sets the line rate.
Constellation Select ‗pam16‘ , ‗pam32‘ , ‗pam64‘ or ‗pam128‘. This configu-
ration field is only visible when DSL Master is ‗on‘.
Power Backoff Select ‗on‘ or ‗off‘. Default is ‗off‘. For short distances you can
turn it on to reduce the transmitted power.
9.4.6.2 DSL Status
To view the DSL status, select the SHDSL Status tab in the ‗Internet Connection‘
page. The 'SHDSL Status' screen provides the SHDSL port status and perfor-
mance.