Re: Limit of 16 tap devices

From: David S. Miller
Date: Mon Aug 08 2005 - 21:42:42 EST


From: "Andy Nguyen" <an@xxxxxxxxxxxx>
Date: Tue, 9 Aug 2005 13:38:00 +1100

> There is currently a limit of 16 tap devices created in netlink_dev.c.
> Is there some reason for this, can I just increase the number to say 256?

It is limited by the number of netlink numbers assigned
to the ethertap device, in include/linux/netlink.h

Furthermore, ethertap has been completely removed from
the Linux kernel these days, you really should be using
something like TUN/TAP instead.
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