On Mon, 4 Nov 2024 at 14:30, Florian Westphal <fw@xxxxxxxxx> wrote: > > Updated to a more recent socat release and saw this: > socat E xioopen_ipdgram_listen(): unknown address family 0 > socat W address is opened in read-write mode but only supports read-only > > First error is avoided via pf=ipv4 option, second one via -u > (unidirectional) mode. > > Yeah, I hit that in 7e37e0e , I ended adding the "-4" and "-6" flags because it was easier to me to reuse the test code, but this LGTM > # socat 1.8.0 has a bug that requires to specify the IP family to bind (fixed in 1.8.0.1)