What device are you using to configure your vLANs? Likely your switch, right?
Switches can do “bridging” too. I would “look there”, if you feel that some bridging is happening that your switch is facilitating. Without a network map, I don’t see how I can help. It sounds like u got a lot going on. A lot of networks. Try simplifying. YOU can do this. Bill Sent from my iPhone > On Jan 25, 2022, at 7:43 AM, Vieri Di Paola <vieridipa...@gmail.com> wrote: > > On Tue, Jan 25, 2022 at 1:21 AM William Papolis <wpapo...@gmail.com> wrote: >> >> This isn't a "Shorewall" issue. >> >> It's an "IP ROUTING" issue. >> >> Look at my last response. > > Shorewall also sets network system parameters such as arp filtering, > ip routing, etc. > So this could be a "Shorewall issue" because Shorewall changes some of > these network parameters. It also handles routing tables and routing > rules. > > In any case, you describe a general situation, but I'm giving details > on a very specific issue. > I appreciate your time, but I need to figure out why I'm seeing this > odd behavior. > > Since you do not seem to be using Shorewall but iptables and system > tools, I was wondering if you could share the name of a could "general > purpose" Linux networking forum or mailing list. I once subscribed to > the netfilter ML, but it was overwhelming. > If you have any suggestions as to where I might explain the issue I'm > seeing in this topic, I'd appreciate it. > > Thanks, > > Vieri > > > _______________________________________________ > Shorewall-users mailing list > Shorewall-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/shorewall-users _______________________________________________ Shorewall-users mailing list Shorewall-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/shorewall-users