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Jonathan Towne Log of a networked madman.

Updating zotonic (0.7-dev -> 0.8-dev)

I was previously running a copy of Zotonic from git, dated sometime around 2011-01-18.  Since then, a lot of things have changed for the better, and a lot of new plugins/modules/etc have been added.  HOWEVER: I don't know enough about git, or enough about erlang to do very well, and my friend Andrew  (who is an Erlang developer by trade) was fighting with it more than I'd like, too.  He was taking an in-place upgrade approach, I decided to fight from another angle, which seems to have paid… Read more »

Creative Solutions?

Sometimes, I look back and realize.. I build a lot of creative solutions to problems that probably shouldn't exist!   Here's to 9 months of blogged nonsense, and maybe a long list of nonsense for the future? Read more »

Troubleshooting and working around link MTU issues.

I've had occasion to mess with MTU a bit, in the case of long haul ethernet links over transport switching that doesn't support a large enough MTU to perform QinQ, VPNs, etc.. Read more »

Replacing LAMP with nginx

I have a habit of running painfully old hardware for various personal things. My personal fileserver/webserver/whatever else is a dual p3/550mhz with 512MB of RAM and 200GB of storage. Its an OpenBSD+Apache+MySQL+PHP server. Read more »

Reverse name-based proxying with nginx

Starting a few articles related to nginx, as I've been using it a bit lately, and actually enjoying messing with web nonsense for once. This post should illustrate its use as a native reverse proxy. This blog is directly powered by nginx. Read more »

MX480 Cutover

Finally done "vacationing" and managed to get some work done! It's been a while, thought I'd wipe the dust off the blog and start posting stuff I've made notes about for the last few months.. Read more »

Juniper RPM: measuring SLAs from the router itself

I learned a few things today while doing some more router configuration, and think someone else will have fun with this, too: measuring performance metrics (round-trip time, jitter) on various network paths, using Juniper's RPM service. Read more »

Simple Covert Channels, or message embedding.. with IPv6?

There is a lot of information out on the web about the security issues of malicious folk building and utilizing covert channels within the normal traffic patterns of a network, but I haven't seen much yet about IPv6 security.. Read more »

IPv6 BGP monitoring, take 1.

Had occasion (and time) to try setting up BGP neighbor monitoring on the MX480 Read more »

Telco Voicemail, all over again

In mid/late 2005, I built a voicemail server to replace a commercial solution that had repeatedly failed the parent company which I ultimately work for.. Now it's time to do it all over again. Read more »

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