3. HTTP DOS. In this image you can see attacker use script that they attack on router & route all traffic to the server. With massive request & server stop their service.
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5. HTTP DDOS. In this image you can see attacker use botnet. Botnet is one kind of a virus that give backdoor access to attacker . The attacker can send one command to their all botnet client(HTTP Bot) to http server request. The reqest of http can send to server in lot’s client in massive. So that call DDOS in this case Client(HTTP Bot) don’t even know that http request has been send form their pc.
6. HTTP DOS & DDOS TOOLS. DoHTTP. In this tool you can send socket using browser. For more - http://www.socketsoft.net