My bad, I miscounted, you are mentioning 32 Class C's, so a /19 CIDR
reference should work fine.
-Erik
>Using CIDR, you can write it out this way:
>acl mylocalsubnets { 161.241.51.0/19; };
>/19 = 32 Class C's
>Since you mention 30 Class C's and not 32, you can just disallow the last
two.
>Hope this helps
>-Erik