View: how to exclude items from a view?

Hello,

I am trying to create a view of the SCOM agent not-up-to-date. I would like to exclude all items including %cumulative update 6% which is the latest version I applied. I know how to include it but how to exclude it?

How to do it?

Thanks,
Dom

System Center Operations Manager 2007 / System Center Configuration Manager 2007 R2 / Forefront Client Security / Forefront Identity Manager