Messages in this thread | | | Date | Tue, 23 Nov 2004 16:20:29 +0000 | From | "Pedro Venda (SYSADM)" <> | Subject | Re: Running Ethernet without ARP |
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linux-os wrote: > On Tue, 23 Nov 2004, Karel Kulhavy wrote: > >> Hello >> >> man netdevice says: >> "IFF_NOARP No arp protocol, L2 deswtination address not set". >> Is it possible to run ptp Ethernet link between two Linux routers this >> way? I would like to run the link with two constraints: >> 1) no ARP protocol used >> 2) The link should continue to work even if root access to one >> computer is >> inaccessible and the NIC in the other one is replaced without changing >> it's MAC (for example because it doesn't support MAC change) >> >> Cl< > > > ARP means address resolution protocol. That's how one machine > learns about the MAC (Hardware) address of another so it can > communicate with it. Without ARP, you need to send / receive > broadcast packets (Like M$ Netboius). This means that everything > is received by everyone on the LAN and needs to be dumped on > the floor by everybody except the intended target.
or somehow a static table can be built. not sure what the point would be, but I cannot see anything that would make it impossible.
regards, pedro venda.
--
Pedro João Lopes Venda email: pjvenda@rnl.ist.utl.pt http://maxwell.rnl.ist.utl.pt
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