Category Archives: Networking

Remote weather sensing — geek style

Posted on June 19, 2024 by Anders Rostgaard Bystrup

So: A family member sort of mentioned a desire to monitor the weather a at undisclosed secure location some 100+km from where he lives… Several manufacturers offer solutions to this, but they are either 1) expensive, 2) unelegant or 3) … Continue reading →

Posted in Arduino, Coding, Electronics, Networking | Leave a comment

Messing with chinese spammers

Posted on August 10, 2016 by Anders Rostgaard Bystrup

When you see this in /var/log/mail.log, you know the chinese are out to get you: Aug 10 14:15:05 manstein postfix/smtpd[7858]: connect from static-186-155-242-140.static.etb.net.co[186.155.242.140] Aug 10 14:15:08 manstein postfix/smtpd[7858]: warning: static-186-155-242-140.static.etb.net.co[186.155.242.140]: SASL LOGIN authentication failed: authentication failure Aug 10 14:15:08 manstein postfix/smtpd[7858]: lost … Continue reading →

Posted in Networking, Routing, SMTP | Tagged | Leave a comment

Static fixed and wifi IPs on Raspberry Pi

Posted on February 8, 2014 by Anders Rostgaard Bystrup

When coding to and configuring ones Raspberry Pi, it is convenient to have it on a wired connection, but when it is being deployed in the field, it is much easier to have it on wifi. Still, it can be … Continue reading →

Posted in Linux, Networking, Raspberry Pi | Leave a comment

HOWTO: Get IPv6 in your home

Posted on March 14, 2013 by Anders Rostgaard Bystrup

Since IPv6 Day when I registered for a SixXS handle, I’ve wanted to jump on the IPv6 wagon at home. My setup is a DSL line with Telenor as my ISP. Almost needless to say, Telenor does not do native … Continue reading →

Posted in IPv6, Networking | Tagged , , , , | Leave a comment