Dne 17.9.2019 v 17:34 Ralf Prengel napsal(a): > > > 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 I set the delay and it seems to have helped. After several restarts without problems. Mirek