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5-12 Chapter 5: Software support
3. Click the Run button to perform a cable test.
5.3.2 AI NET2
The AI NET2 features the Marvell
®
Virtual Cable Tester™ (VCT). VCT is
a cable diagnostic utility that reports LAN cable faults and shorts using
the Time Domain Reectometry (TDR) technology. The VCT detects and
reports open and shorted cables, impedance mismatches, pair swaps, pair
polarity problems, and pair skew problems of up to 64 ns at one meter
accuracy.
The VCT feature reduces networking and support costs through a
highly manageable and controlled network system. This utility can be
incorporated in the network systems sofware for ideal eld support as well
as development diagnostics.
Using the Virtual Cable Tester™
To use the the Marvell
®
Virtual Cable Tester™ utility:
1. Launch the VCT utility from the Windows
®
desktop by clicking Start >
All Programs > Marvell > Virtual Cable Tester.
2. Click Virtual Cable Tester from the menu to display the screen below.
• The VCT only runs on systems with Windows
®
XP or Windows
®
2000
operating systems.
• The VCT utility only tests Ethernet cables connected to Gigabit LAN
port(s).
• The Run button on the Virtual Cable Tester™ main window is disabled
if no problem is detected on the LAN cable(s) connected to the LAN
port(s).
• If you want the system to check the status of the LAN cable before
entering the OS, enable the item Post Check LAN Cable in the BIOS
Setup.
• AI NET2 is available only on LAN2.