So, do linux boxen (as mentioned above) do a "who has" broadcast if they are looking for an IP outside of their subnet?
On Tue, Dec 4, 2012 at 12:22 PM, Mike C. <[email protected]> wrote: > > <pedant> > > Two hosts on the same network *segment* (physical, and logical) often > don't > > need routing or gateways. You can. however, have a large network (or > even a > > small one) that requires a router. Example: > > Host a) 10.2.0.10/255.255.255.0 > > Host b) 10.3.0.10/255.255.255.0 > > </pedant> > > > > The linux networking stack may be more forgiving, and just pump out > > "who-has" requests and get a MAC back, but as I read the specs, each host > > above *should* only search in their respective 255.255.255.0 space to > build > > their ARP table,.. but I may be reading it wrong, and welcome correction. > > > > > Perhaps I could've been a bit more specific with my wording. When I say ip > net, I mean ip subnet, which is > what you're referring to with "255.255.255.0". > > It's not about searching in their respective space either. Arp is a > broadcast, broadcasts happen ip subnet wide just > like DHCP requests. Routers which provide connectivity between ip subnets > don't pass broadcasts. > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
