Hi,
I'm using sshguard to acomplish this. You can acutally choose tthe size
of the range you want to block, /8 of /16, no problem.
It works perfect!
It is included in the repo both for C7 and C8.
Adrian
--
Adri P. van Bloois
"Elegance is not a dispensable luxury but a factor that decides between
success and failure."
Edsger W. Dijkstra