And so there are a lot of, and we have another product coming out. . . . So there have been other flow control or rate control technologies out there. One is you initiate a connection and you don't close, you have only half-open connection. Okay that is one type of attack, which brings down the sites. The other site is, the other attack is, you request genuine page, say if you are, if you have your home page.
Some agents request the same page again and again.
So during this time because, even though the attacker is requesting genuine page, your site is going to go down. And because of our connection rate control and request control and the way we toggle the connections, we were able to prevent the STP attacks. And according to us we don't know anybody else who does the STP attack prevention. I mean that's where we primarily focus on denial of service. Talk about the benefit of your technology to a content delivery network.