On pią, 2016-04-08 at 10:27 -0300, Sergio R. Caprile wrote: > Hi, > as long as you are not using an application protocol that embeds > layer-2 > info in application data, you shouldn't have any issues with > buffered > data in lwIP, since it does not hold layer-2 info; it is added by > the > driver. You would need to restart your DHCP or AutoIP, and your > PPPoE. > SNMP is UDP and so not buffered, so that is it for included apps and > IPv4. IPv6 might also need some restart of the node discovery process > as > neighbours would have old (and wrong) information. > If I am missing something, please let me know. > As per established data flows, other hosts will send to the old MAC > until their respective ARP cache entries expire, and that depends on > their respective timeouts. I've seen upto 4 minutes as normal. > And yes, this not something you are expected to do on a normal > operation, so resetting is the best choice.
I'm going to use TCP connections (Modbus TCP protocol), so I guess that trying to implement on-the-fly change of MAC is probably not worth the trouble... Thanks for help! Regards, FCh _______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users
