How can I reset all TCP connections on a particular VIP

You also *may* want to look at the 'reject' virtual server type, which does exactly what you want. I suspect that this may not be ideal for your use, but it's worth evaluating:

 

http://support.f5.com/kb/en-us/solutions/public/8000/000/sol8082.html?sr=10335505reject

 

 

-Matt