On Wed, 26 Oct 2022 15:40:56 +0200 Stefano Brivio <sbrivio(a)redhat.com> wrote:On Wed, 26 Oct 2022 15:07:42 +0200 Paul Holzinger <pholzing(a)redhat.com> wrote:Somewhat interestingly: $ ./pasta --config-net -- sh -c 'sleep 0.05; ping -c1 88.198.0.161' PING 88.198.0.161 (88.198.0.161) 56(84) bytes of data. 64 bytes from 88.198.0.161: icmp_seq=1 ttl=255 time=0.593 ms --- 88.198.0.161 ping statistics --- 1 packets transmitted, 1 received, 0% packet loss, time 0ms rtt min/avg/max/mdev = 0.593/0.593/0.593/0.000 ms $ ./pasta --config-net -- sh -c 'ping -c1 88.198.0.161' ping: connect: Network is unreachable ...but that's not the same that happens with Podman, I'm still debugging that. -- StefanoPcap file is attached.Thanks, it's not the issue I had in mind. Here the ARP exchange already happened, and the ICMP proxy is not tracking the first reply.