User`s guide

MAINTENANCE & DIAGNOSTIC
XSRING+ SHDSL switch User’s guide ref 9018809-01 Page 63
1 Diagnostic menu
Select the Diagnostic menu and then the appropriate sub-menu.
1.1 Log
The log displays the last three hundred time-stamped events :
Ethernet ports up to down or down to up transition
SHDSL ports connection and disconnection
Product restart
etc …
1.2 Network status
That screen displays the current status of the LAN interfaces and of the SHDSL interfaces.
The “SHDSL interfaces” table reports the following information for each port :
Connection status :
Connected or not
Bit rate over the SHDSL line :
From 128 kb/s to 5.7 Mb/s if the performance, standard or endurance profile have been selected.
Or up to 10 Mb/s if the Turboshort profile has been selected.
Signal to noise ratio margin :
That parameter reports the reliability of the connection
To obtain a reliable connection; the value of that parameter must be 2/4 or 3/4 or 4/4.
Line attenuation XX (minimum ?):
That parameter reports the signal attenuation over the line.
The attenuation depends on the line range and of the conductors quality.
Last 24 hours link losses
That parameter reports the number of disconnections of the SHDSL connection during the last 24
hours. It must be 0 or next to zero.
Last hour erroneous seconds :
That parameter reports the number seconds of the last 60 minutes during which the transmission
has been seriously disturbed.
1.3 Statistics
1.3.1 Ethernet counters XX
That menu reports the Ethernet 10 / 100 BT counters :
Input frames :
Input erroneous frames :
Input good frames :
Output frames :
Output good octets :