mikhail wrote: > > > netconsole works only within local network? destination ip may be from > > > another network? > > > > netconsole can work with another network. > > > > (step 1) Verify that UDP packets are reachable. You can test with > > > > # echo test > /dev/udp/213.136.82.171/6666 > > > > if you are using bash. > > After this on remote machine was created folder with name of router > external ip address. > Inside this folder was places one file with name of current day. This > file has size 0 of bytes and not contain "test" message inside. > That is how it should be? The message should be written to the log file. If not written, UDP packets are dropped somewhere. You need to solve this problem first. > > > > > (step 2) Verify that you specified gateway's MAC address rather than > > target host's MAC address. "ff:ff:ff:ff:ff:ff" suggests that > > netconsole is unable to resolve correct MAC address. > > > > I am not was specified MAC address when launch netconsole. The address > "ff:ff:ff:ff:ff:ff" was settled by default. > Anyway does it matter for remote machine placed behind router? > Ok, I also setted right MAC address for remote machine. But nothing is > changed. If remote machine is in a different network segment, you need to specify gateway's MAC address rather than remote machine's MAC address. For more information about netconsole, please see https://www.kernel.org/doc/Documentation/networking/netconsole.txt . -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>
