On Thu, Jun 12, 2008 at 12:13 AM, James Carlson <[EMAIL PROTECTED]> wrote: > Tuma Wang writes: >> Hi, >> >> What does SIOCADDMULTI and SIOCDELMULTI do in Solaris? Seems they're >> related to multicast, but I don't know the details. >> >> For example, we join a multicast group by using one of >> IP_ADD_MEMBERSHIP, IPV6_JOIN_GROUP and MCAST_JOIN_GROUP. Do we still >> need SIOCADDMULTI in addition? If yes, what's their relation? > > SIOCADDMULTI and SIOCDELMULTI aren't implemented anywhere in Solaris. > They're left over in <sys/sockio.h> from some ancient, long-forgotten > merge (perhaps with BSD sources or from the original SunOS 4.x), and > remain there as a way to trip up developers who read the header files > rather than the man pages. ;-} > > They (along with lots of other old trash) should be hauled out.
Aha, this is interesting. So, in other systems like Linux and BSD, what's the situation? How do SIOCADDMULTI and IP_ADD_MEMBERSHIP (and the other two socket options) work together? > > -- > James Carlson, Solaris Networking <[EMAIL PROTECTED]> > Sun Microsystems / 35 Network Drive 71.232W Vox +1 781 442 2084 > MS UBUR02-212 / Burlington MA 01803-2757 42.496N Fax +1 781 442 1677 > _______________________________________________ networking-discuss mailing list [email protected]
