I’m searching for help and an opinion-advice for a network project, in which I’m working lately. This requires a Linux machine to be a passive network appliance. Network packets come in from one network interface and come out from another interface ( net–eth0–>Linux PC–eth1…
Tag: nic
Linux NIC driver: what’s the UDP packet from 0.0.0.0 to 255.255.255.255?
I am playing with rhel6 and rhel 7 NIC driver. The interesting thing is, when I do “ifup eth0” (eth0 is the NIC associated with my driver), I found Linux will try to send two special UDP packets, with source address of 0.0.0.0 and destination address of 255.255.255.255. Can someone help me to unde…