[CentOS] CentOS7 sometimes don't detect NIC after reboot
Ralf Prengel
ralf.prengel at rprengel.de
Tue Sep 17 15:34:20 UTC 2019
Am 17.09.2019 um 16:31 schrieb Miroslav Geisselreiter:
>> Hallo,
>> perhaps a timing problem until the nic is up or a bios bug.
>>
>> Ralf
> Thank you, Ralf. I will check if there is a new bios. If it is timing
> problem, can I do anything to solve this?
Use a delay in the grub config to verify that the nic is active before
booting.
For testing you can insert sleeps in the starting scripts to identify
timing problems.
If both cards are connected with the switch does anything change when
the cables are changed a to b and b to a?
Ralf
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