6 – Index
troubleshooting … 5-1
basic tips … 5-2
checking port configuration … 5-3
checking the console messages … 5-9
checking the LEDs … 5-9
common network problems … 5-2
connecting to fixed full-duplex devices … 5-2
diagnostic tests … 5-9
effects of improper topology … 5-2
effects of non-standard cables … 5-2
link test … 5-10
Ping test … 5-10
Proactive Network tools … 5-8
restoring factory default configuration … 5-11
testing connections to other devices … 5-10
testing end-to-end communications … 5-10
testing the switch … 5-9
testing the twisted-pair cables … 5-10
twisted-pair cable
cross-over cable pin-out … C-8
pin-outs … C-6–C-7, C-9
straight-through cable pin-out … C-7, C-9
switch-to-computer connection … C-7, C-9
switch-to-switch or hub connection … C-8
testing … 5-10
twisted-pair ports
HP Auto-MDIX feature … C-6
U
Usr LEDs … 1-12
V
VT-100 terminal
serial cable connection for … 2-22
W
wiring rules for twisted-pair cables … C-6
Y
yl module
install or remove … 2-8
yl module slot … 1-19
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