How to limit the number of concurrent sessions from a client on a VS

Dear All ,

Can anyone tell me how to limit session on virtual server .

In addition , what is the session and connection limit in F5 LTM and which scenario , session and connection limit is applicable .

One of my client requirement is to limit the connection after 800 session . Is it possible using F5 LTM .Need your valuable comments on this.

Looking forward to your reply soon.

With regards

Erfan