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...s whether or not the ARP request is ever making it out to the physical network device on the host - try running tcpdump there as well. I've never encountered a Linux system that rejected outgoing arp requests for any reason, but this sysctl makes me wonder how that might get screwed up: root@vlap /home/laine>sysctl -a | grep bridge net.bridge.bridge-nf-call-arptables = 1 [...]

...est is ever making > it out to the physical network device on the host - try running tcpdump > there as well. I've never encountered a Linux system that rejected > outgoing arp requests for any reason, but this sysctl makes me wonder > how that might get screwed up: > > root@vlap /home/laine>sysctl -a | grep bridge > net.bridge.bridge-nf-call-arptables = 1 > [...] > > > I got 0 there ... I've tried with an DSL box but, because I don't see reply on host, I suspect a special configuration. So I used an alternate switch, a netgear switch (GS60...

Hello I'm trying to setup a bridged guest on an ubuntu 13.10 but it doesn't work. (Everything is ok with NAT) Network sniffing shows that arp replies don't come back to the guest. Test 1 ------ Guest : ping host_bridge_ip (ok) Test 2 ------ Guest: ping other_lan_host (KO) other_lan_host - receives arp who-is request - sends arp reply