Using more than a single interface like eth0, eth1, ... is a common pattern we could expect from more than one customer
We should consider:
Provide a more friendly error message and provide some hints on how to rename and what are the good practice to rename a NIC
Add one FAQ entry for Renaming eth1
Your machine has multiple network interface cards (NICs) using kernel-names (ethX).
Since the upgrade process cannot guarantee their stability after upgrade, you cannot upgrade.
Please provide those interfaces new names before continuing the update.
Using more than a single interface like
eth0
,eth1
, ... is a common pattern we could expect from more than one customerWe should consider:
eth1
but what's next?
Some naming convention: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/networking_guide/ch-consistent_network_device_naming
How to rename a NIC: https://www.baeldung.com/linux/rename-network-interface