May 2001
Intermediate to advanced
528 pages
12h 59m
English
Content preview from Cisco® Secure Internet Security Solutions
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Frequently Asked Questions
| Question: | What exactly is a DoS attack? |
| Answer: | DoS stands for denial of service. A DoS attack is a network-based attack on a server or group of servers that causes the server to deny service to other network requests.
This denial can be caused by an overload of the network with physical resources on the server. |
| Question: | What is NAT? |
| Answer: | NAT stands for Network Address Translation. It is a method where public IP addresses get translated into private IP addresses for address-hiding purposes. You can create a private network behind a NAT device, such as a router or a firewall, and create static translations between these private addresses and public addresses. This hides the private addresses of the network from the public ... |
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.