On Thu, Jan 10, 2008 at 09:19:30PM -0500, Tsung-Hsun Wu wrote:
> Modern operation system such as Linux and FreeBSD support channel bonding. Does the io-pkt support channel bonding?

Not yet.  In NetBSD this is agr(4) which is on our wish list:

http://netbsd.gw.com/cgi-bin/man-cgi?agr++NetBSD-current

-seanb