Re: Network not detected

[Anatoly Pugachev <matorola@gmail.com>]

On Thu, Mar 5, 2020 at 5:03 PM Alexandre Bencz <alebencz@gmail.com> wrote:
>
> Inside /etc/network/interfaces
>
> # This file describes the network interfaces available on your system
> # and how to activate them. For more information, see interfaces(5).
>
> source /etc/network/interfaces.d/*
>
> # The loopback network interface
> auto lo
> iface lo inet loopback
>
> # The primary network interface
> allow-hotplug enp2s0
> iface enp2s0 inet dhcp
>
> The dmesg log:
>
> $ dmesg
> [    0.001496] PROMLIB: Sun IEEE Boot Prom 'OBP 3.10.24 1999/01/01 01:01'
...
> [   11.300463] ne2k-pci.c:v1.03 9/22/2003 D. Becker/P. Gortmaker
> [   11.403802] ne2k-pci 0000:02:00.0 eth0: RealTek RTL-8029 found at 0x1fe02800000, IRQ 8, 52:54:00:12:34:56.
> [   12.636822] ne2k-pci 0000:02:00.0 enp2s0: renamed from eth0

First, dmesg shows that driver for network card is loaded, you could
check with "ip link show" to see is there enp2s0 available.

Second, check with "ip addr show" does your enp2s0 gets an IP address...