On 06.05.2015 15:51, Martin Larsson wrote: > Now, FreeBSD itselt can also ping 10.11.12.0/24 host, but Linux stop > working. > windows can ping in both cases though. > > Here is arp -n on linux after the route is added on the freebsd gateway. > > Linux:~ # arp -a > ? (10.11.12.13) at <incomplete> on eth0 > ? (192.168.1.125) at b4:52:7e:95:2a:f5 [ether] on eth0
I think it is because FreeBSD sends ICMP redirects when it finds that route to the given destination goes back to the receiving interface. Try to disable ICMP redirects: # sysctl net.inet.ip.redirect=0 -- WBR, Andrey V. Elsukov
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