On Mon, 19 Mar 2018 07:19:06 -0400 "Brian J. Murrell" <brian@xxxxxxxxxxxxxxx> wrote: > Is there any way to define a RELATED association between two > protocols? > > For example, some (silly, IMHO) IRC servers require Identd to be > functional on the IRC client (for as little value that Identd > provides, but let's not debate that here). I'd like to create a rule > on my firewall that expresses that RELATED association. > > So if an IP address in the "LAN" side of the firewall makes a > connection to a target IP address:IRC port on the WAN side, then > Identd should be allowed from that target IP address to the Identd > port on the LAN client. IOW, relating Identd with IRC. > > Is this possible in any manner more straight-forward than connection > marking (which I am sure could solve the problem)? Untested for quite some time now, but it used to work: https://rlworkman.net/howtos/irc-identd -RW
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