Homepage of Erik Auerswald at the UNIX-AG TU Kaiserslautern


ssocr, an OCR program for seven segment displays

section, a filter to extract indented sections from textual data

dvdmovie, a shell script for playing the main movie from a video DVD on GNU/Linux using MPlayer

RFC reader shell script

ping_scan, network scanning using ICMP echo

macfmt, converting MAC address formats

Single File Tools (SFT), a collection of small tools in a git repository

A collection of junk code inspired by Andrew Tridge Tridgell's Tridge's junk code

wcggrabber, a simple image grabber for GNU/Linux

a tic tac toe game for text terminals

an xlogout program

a start button for X Windows

some scripts to work with Netpbm multi-image streams

lsjoystick to list the connected joysticks

lsjoysticksdl to list the connected joysticks using SDL

joystick-config, a GUI program to configure the Linux joystick drivers

crtolf filter to convert CR to LF

Search plugin(s) for OpenSearch compatible clients

Shell configuration files for Solaris 10

netio-kshell-dos.sh, a script triggering a connection clean up bug in NETIO-230A remote controlled power distribution units (and possibly other network appliances as well)


My Notes and Solutions from the Building Network Automation Solutions course during spring 2018

My Notes and Solutions from the Networking in Public Cloud Deployments course during spring 2020


Notes on Enterasys Networks Devices

Useful Free Software for Windows

Computer Folklore Links

Essential Reading for Network Professionals

On Bufferbloat

Testing Unknown Unicast Limiter Function of Enterprise Switches

ExtremeXOS (EXOS) Interoperability with Cisco Rapid-PVST+

An MLAG Problem in a Split Brain Situation

The Mystery of the Anycast VTEP


I have contributed to some open source projects:

0wn airstrike CipUX Curated Awesome list about Network Automation E2X evilwm ExtremeScripting fgn-backup Games Knoppix GNU coreutils Hexoshi ioquake3 IOS to EXOS ACL Convert j2render Jump'n'Bump Kobo Deluxe libdvdnav/libdvdread Liberated Games LibreOffice LINBO Multi-Generator (MGEN) mgen-tools MojoSetup MPlayer Network Audio System (NAS) Netpbm Neverball OpenSSL rfcfold (RFC 8792) Stupid-FTPd Subnetz- und CIDR-Rechner sync_macs_from_ldap SystemD vgrabbj


patches for ioquake3 (formerly known as icculus.org Quake 3)

patches for evilwm

patches for Jump'n'Bump

patches for Kobo Deluxe

patches for some buggy NAS client implementations

patches for MPlayer

patches for GNU datamash (and decorate)


Links related to my free software and open source contributions: Alioth, Bufferbloat project wiki, Debian wiki, Free Software Directory, Free Software Foundation, GitHub, GitLab, icculus.org, Launchpad, Liberated Games, LibrePlanet wiki, peer to patent, Skolelinux Germany wiki, SourceForge.net


My user pages: Alioth, Debian, Free Software Directory, GitHub, GitLab, IETF, Launchpad, Ohloh, Skolelinux.de, SourceForge, Unix-AG


you can send me an email


[CAcert assurer]