On Fri, Jun 08, 2007 at 01:34:16PM -0400, Mike Schmidt wrote: > (please cc me directly with any responses - I am not (yet) a member of > this mailing list. > > *2.6 kernel: Cannot make multiple dummy network interfaces* > ------------------------------------------------------------------------ > I'm trying to set up a number of dummy interfaces but FC6 (Centos4, even > RHEL4) won't make more than 1. a modprobe -c lists two default dummy > interfaces, dumm0 and dummy1, just as it did even back to rh8. On my > rh8/rh9 systems, there is no problem, I can generate as many dummy n as > I want by adding alias and options lines in modules.conf. On > FC6/Centos/RHEL (I assume as of kernel 2.6, but I don't have any early > FC systems running) I can only create 1 dummy. I am trying to build a > network simulator for testing purposes - a bridge with 100+ network > interfaces. They have to be dummy (not just an alias) because they need > separate MAC addresses. I have tried the same thing on Knoppix, running > 2.6.17, with the same results. Centos4 and RHEL4 use kernel 2.6.9
# modinfo dummy filename: /lib/modules/2.6.18-4-gx1/kernel/drivers/net/dummy.ko license: GPL vermagic: 2.6.18-4-gx1 preempt mod_unload GEODEGX1 gcc-3.3 depends: parm: numdummies:Number of dummy pseudo devices (int) Perhaps you want to pass that numdummies aregument with some value. The default may be pretty low. -- Len Sorensen - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/