11 Jan
2023
11 Jan
'23
10:49
On Wed, Jan 11, 2023 at 1:28 PM Per Jessen <per@jessen.ch> wrote:
For us, the key thing is the MAC address(es) of the network interfaces in /etc/udev.d/rules.d/70-persistent-net.rules. Those rules determine the naming of your network interfaces, which is often critical to everything else.
And those rules will not match after motherboard replacement. More than once I found a system in a remote datacenter inaccessible after motherboard replacement with only pure hardware smart hands on site.