I have not much experience with dhcp but ensure first that dhcp packets are not blocked from the xdp program. So as already mentioned, try pinging with zero payloads and check if they get redirected. Il giorno gio 4 mag 2023 alle ore 19:41 team lnx <teamlnxi8@xxxxxxxxx> ha scritto: > > Hello, > > I see a ping not working in below topology with xdp redirect > > > IFACE1 <---------> IFACE2 IFACE3 <------------------> IFACE4 > > IFACE2 and IFACE3 are on same host machine > > IFACE1 and IFACE2 are on static ip > IFACE3 and IFACE4 are on dynamic ip, IFACE4 runs dhcp server > > steps > 1. assign static ip between IFACE1 and IFACE2 (ex: 172.168.2.x) > 2. dynamic ip between IFACE3 and IFACE4 (ex: 192.168.2.x) > 3. Run xdp redirect on IFACE2 and IFACE3 > 4. start ping from IFACE1 to IFACE4 > > Are some of the assumptions not right here leading to ping failure ? > > Regards, > teamlnx -- E' meglio coltivare GNU/Linux... tanto Windows si pianta da solo!!
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