Zyxel VES-1624FT-55A [130/312] The following table describes the labels in this screen

Chapter 18 xDSL Line Data

VES-1624FT-55A User’s Guide

130

Figure 62 xDSL Statistics

The following table describes the labels in this screen.

Table 29 xDSL Statistics

LABEL DESCRIPTION

Port Select a port number on which you want to display related line statistics.

Items,

Show Data

Select one of the following items and click Show Data to display the statistics

result in this screen.

•Select linebandplan to see the line’s band plan arrangement for upstream

and downstream transmissions.

•Select linegain to see the line’s gain values per tone measured for

upstream and downstream transmissions.

•Select linehlog (Channel Transfer Function per sub-carrier) to see the line’s

capability against attenuation. The format provides magnitude values in a

logarithmic scale.

•Select lineqln (Quiet Line Noise per sub-carrier) to analyze crosstalk on the

line.

•Select linesnr (Signal-to-Noise-Ratio per sub-carrier) to see the line’s signal

strength level by calculating the ratio between the received signal power and

the received noise power for each sub-carrier.

•Select linetssi to display the VDSL line TSSI parameters.

•Select resultmask to see the line’s PSD mask adjustment result according

to your VDSL settings on the port.

Near/Far End,

Show Graph

When you select linehlog, lineqln or linesnr in the Items field, you can select

this and click Show Graph to additionally show DSL Sub-Carrier statistics in a

prompted graph.

•Select Near End to see the upstream line statistics of the selected item.

•Select Far End to see the downstream line statistics of the selected item.