Ethernet Support Guide for HP-UX 11i v3

Figure 1 Flowchart 1: Cable and LED test
Cable
and LED
test
Check card
installation, reset
and/or reseat card.
Does
dmesg/syslog show
error message?
YES
NO
Link-level test
YES
NO
Link LED = OFF
or
All speed LEDs = ON?
NO
All speed LEDs = OFF
or
Link LED = Flashing?
Check for incorrect/faulty network
cable or connector. Ensure that settings
for switch and card are the same.
YES
Configuration
tests
4.3.1.1 Flowchart 1 procedures
• Check the dmesg/syslog output and look for error messages pertaining to the driver. Also,
check the nettl log messages. If there are errors, check the card installation and reset or
reseat the card. The following log files are created by NetTL:
◦ nettl.LOG000
◦ nettl.LOG001
• Verify the status of the card’s LEDs. If the Link LED = OFF, check the card installation and reset
and/or reseat the card. If a card’s LEDs are now displayed correctly, continue to the link-level
test (“Flowchart 2: Link-level test” (page 42)).
• If Link LED = Flashing, check for an incorrect or faulty network cable or connector. Ensure that
your switch is capable of the appropriate speed operation. Ensure that the switch (or immediate
link partner) and card are set to the same autonegotiation settings. Then, perform the
4.3 Diagnostic flowcharts 41