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Chapter 17: Managing Device Diagnostics
SGE2000/SGE2000P Gigabit Ethernet Switch Reference Guide
Chapter
17
• Cable length — Displays the cable length.
• Channel — Displays the cable’s channel.
• Polarity — Automatic polarity detection and correction permits on all RJ-45 ports for automatic
adjustment of wiring errors.
• Pair Skew — Reaction or transmission time in nanoseconds for the selected cable pair and given
cable length.
3. Define the relevant fields.
4. Click Apply. The advanced copper cable settings are defined, and the device is updated.
Performing Optical Tests
The Optical Test Page allows network managers to perform tests on Fiber Optic cables. Optical
transceiver diagnostics can be performed only when the link is present. During the port test, the port
moves to a down state.
Optical Test Page
The Optical Test Page contains the following fields:
• Port — Displays the port IP address on which the cable is tested.
• Temperature — Displays the temperature (C) at which the cable is operating.
• Voltage — Displays the voltage at which the cable is operating.
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