After fresh installation, If your NIC show as UNCLAIMED in lshw then maybe it is caused by your system require a driver that not is not supported by Almalinux. You can look for driver from ELRepo instead.
You need these 4 packages
- kernel-ml
- kernel-ml-core
- kernel-ml-modules
- kernel-ml-modules-extra
For Almalinux 8 on x86_64 : https://elrepo.org/linux/kernel/el8/x86_64/RPMS/
Download 4 packages above put them into flash drive and then use this command to install.
dnf install *.rpm