[etherlab-users] Bringing up the ethercat debug network interface
Joe Brandt
jbrandt at nrao.edu
Tue Nov 4 18:08:31 CET 2008
Also, here are a few more bits of information.
strace output from /sbin/ifconfig ecdbgm0 up:
(Lots of other output deleted)
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 4
ioctl(4, SIOCGIFFLAGS, {ifr_name="ecdbgm0",
ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0
ioctl(4, SIOCSIFFLAGS, 0x7fff09cf1eb0) = -1 EINVAL (Invalid argument)
Thanks,
-- jbrandt
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