February 2011
Intermediate to advanced
332 pages
9h 3m
English
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Time for action – avoiding caching of local content
First of all, we'll need to identify the requests in which content on your local area network is being requested. So, let's say in our network, some clients have hosted FTP and HTTP servers on their machines to share content on the intranet. The client machines have IP addresses in the subnets 192.0.2.0/24 and 198.51.100.0/24. So, we need to construct an ACL list that can identify all the requests directed to these machines. The following ACL list does exactly that:
acl client_servers dst 192.0.2.0/24 198.51.100.0/24
Also, we have mail.internal.example.com and docs.internal.example.com hosted in the local network. So, let's construct an ACL list to identify all the requests to these websites:
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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.