Grey Panthers Savannah

Category: networking

  • (Re-)dial your connection automatically with Windows (XP)

    Currently I’m on a quest of finding configuration options to make computers easier to use. One of my recent problems was how to make sure that internet connections “just work”, especially in a dial-up kind of situation (where there are usernames and passwords involved). Here is the method that I developed for Windows XP (probably…

  • Anycast DNS and BGP

    From /dev/random: Introduction to BGP. Also, some short videos on various networking topics from Infoblox.

  • How to make sure that your webserver isn’t blocket by the ISP?

    First of all, if it says in your contract that you can’t run servers, doing so may result in your connection being cut, so do this on your own risk! Second of all, I don’t advocate running websites on a home machine. Get a VPS! All this said, if you do run a webserver on…

  • The disadvantages of cloud based scanning

    My fellow blogger Kurt has written a post about the benefits of scanning in the cloud. While I mostly agree with it, there are some disadvantages which also needs mentioning: The need to be always connected – how will such a system deal with the disconnected scenario? As much as we are used to being…

  • Distinguishing real and non-real security measures

    This post was prompted by a post at Andy’s blog, where he complains about the lack of NAT’s and firewalls in cable modems. My opinion about it: NATs are not a security measure. VPNs aren’t either. And IPv6 isn’t inherently insecure just because it has the potential to give end-to-end connectivity to all hosts. These…