On Sat, 2005-08-13 at 11:24, Bruno Costacurta wrote: > > and when using ifconfig: > eth1 Link encap:Ethernet HWaddr FF:FF:FF:FF:FF:FF > inet6 addr: fe80::fdff:ffff:feff:ffff/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:0 errors:0 dropped:4294960281 overruns:0 frame:0 > TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) > Interrupt:10 Base address:0xb800 > > which seems correct ? > > My questions: > - what about an ethernet card without detected HWaddr ? > - does it prevent to use it for pppoe or any Ethernet connections ? A MAC address of all 1's (FF:FF:FF:FF:FF:FF) is the broadcast address. You need to check the configuration files to see if the MAC address has been set to this. If it has it won't work.