Posts: (234)

Getting connected to the internet over IPv6 using Juniper/screenos

It started snowing today, so I guessed it would be the perfect timing to write a quick and dirty howto on getting connected to the internet over IPv6, using a Juniper ssg5.  I’ll also discuss the easy steps to Read more

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Blog now available over IPv6

I just wanted to share with you that, from this point forward, this blog and forum are now available over IPv6

(it might take a little while before all DNS servers are updated, but it should be fine before Read more

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Using Fedora 9 as an OSPF / BGP router (Quagga / Zebra) and set up BGP between Linux and Juniper ScreenOS

In this post, I’m going to show you how to set up a Linux host (Fedora Core 9) and use it as a BGP enabled router. 

In order to fully understand the setup & configuration, please have a look Read more

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Juniper ScreenOS BGP Basics : a simple iBGP test case

As explained in one of my earlier posts, ScreenOS supports a couple of ways to provide for dynamic routing. Today, I’m going to explain some basic implementations of BGP on ScreenOS. Unlike my post on OSPF, I won’t Read more

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Dynamic Distribution Lists not working as expected (0 recipients during mail routing)

Today, I encountered an interesting problem which appeared to be strange behaviour in Exchange 2007 at first, but fianlly ended up being a small configuration mistake. It just was not that easy to troubleshoot(but in the end, it all Read more

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PHP performance on Windows 2008/IIS7

My discussion forum has been running for more than a month now, and I guessed it was about time to have a look at the performance of the web site.

The forum is based on bbPress, uses PHP Read more

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Using 2 internet links with Juniper screenos Firewalls to separate traffic (pbr) and apply traffic shaping

Scenario : you have 1 Juniper firewall, which has 2 internet connections : an expensive but reliable 4Mbit connection, and a fast, less expensive, but less reliable 20Mbit connection.

Goal : use the reliable connection for smtp traffic (1Mbit) Read more

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Using OSPF on Juniper Netscreen Firewalls

Introduction to OSPF

OSPF is a link-state (dynamic) routing protocol that operates within an autonomous system. OSPF falls within the group of Interior Gateway Protocols. Devices that use OSPF will

  • advertise link state information. The devices generate Link State Read more
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Windows Live Writer unable to connect to WordPress Blog

Keywords : Invalid response document returned from XmlRpc server - System.Xml.XmlException: Unexpected end of file while parsing Name has occurred -

After moving my old Sharepoint based blog to WordPress, I have encountered some problems when trying to connect Read more

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Free tool - PVE TCP Ping Utility – v1.0.0.1

I wanted to share a small utility that I wrote a while ago, allowing you to run a non-interactive 'ping' to a tcp port (e.g. from within a script).

This could for example allow you to bring up a Read more

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