multiple crypto accelerator cards in one FreeBSD box

[sekchye goh]

Hi Sam,

On Thu, 17 Feb 2005 21:21:36 -0800, Sam Leffler <sam at errno.com> wrote:
> Beware however that the current crypto code
> does not manage multiple cards well.  If you decide to go with multiple
> cards you'll want to do some load balancing.
 
   just to explore the load balancing, I searched but cannot find much
info on IPSEC load balancing with multiple crypto acceleretor cards. 
How  do I do IPSEC load balancing with multiple cards in FreeBSD?  
Any pointers will be much appreciated.  Thanks!

Best regards
Goh Sek Chye