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148 Sun Enterprise 220R Server Owner’s Guide • October 1999
Note – Some hub designs permanently enable (or disable) the link integrity test
through a hardware jumper. In this case, refer to the hub installation or user manual
for details of how the test is implemented.
Determining the Device Name of the Ethernet Interface
To enable or disable the link integrity test for the standard Ethernet interface, or for
a PCI-based Ethernet interface, you must first know the device name of the desired
Ethernet interface. To list the device name use either solution described below.
Solution 1
Use this method while the operating system is running:
1. Become superuser.
2. Type:
3. Reboot the system to make the changes effective.
Solution 2
Use this alternate method when the system is already at the OpenBoot prompt:
1. Shut down the operating system and take the system to the ok prompt.
2. Determine the device name for the desired Ethernet interface.
3. At the ok prompt, type:
4. Reboot the system to make the changes effective.
# eeprom nvramrc=”probe-all install-console banner apply
disable-link-pulse device-name”
(Repeat for any additional device names.)
# eeprom “use-nvramrc?”=true
ok nvedit
0: probe-all install-console banner
1: apply disable-link-pulse device-name
(Repeat this step for other device names as needed.)
(Press CONTROL-C to exit nvedit.)
ok nvstore
ok setenv use-nvramrc? true