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LaF0rge

@LaF0rge.chaos.social.ap.brid.gy

#Osmocom founder. Mobile Communication expert. Former netfilter/iptables hacker, freedom fighter. nerd., kinky; #retronetworking. Mensch mit […] [bridged from chaos.social/@LaF0rge on the fediverse by fed.brid.gy ]

Posts Replies Media

LaF0rge @laf0rge.chaos.social.ap.brid.gy · 01/01/2026

One of the to german or english native speakers] more cryptic signs put up at various locations of [#39c3. I had to use cyrillic OCR and a ukranian to english translation software to make sense of it. Very nice, congrats to whoever did that.

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 01/01/2026

Kabelsalat ist gesund! Equipment von @c3noc und @c3isdn auf der Empore von Saal 3 des #39c3

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 26/11/2025

Ist es nicht schön, nach welchen Kriterien ein Deutscher Großkonzern die Arbeitsplätze differenziertm Ich hätte gerne auch einen [GSM, 3GPP, 5G, Bluetooth, TETRA] Arbeitsplatz bitte 😉

Schild an einer Zimmertür:

LAN-Arbeitsplätze
WLAN-Arbeitsplätze

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 26/11/2025

Usability, wie es nur die #DB in ihrer Lounge hinbekommt: Dort wo man seine Tasse zum einlegen des Teebeutels hinstellt, ist die Fläche minimal und Kante maximal abgerundet. Wer nicht genau hinsieht oder gar schlecht sieht], dem kippt die Tasse weg und fällt auf […] [Original post on chaos.social]

Regal mit Tassen in der DB-Lounge, extrem schmale Abstellgleis he davor mit extrem grossen Radius abgerundet; kippgefahr für Tassen

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 24/10/2025

Just completed the disassembly of another two Siemens EWSD digital telephone exchanges, which are now in a truck on their way to the Telecom Museum Dresden (Fernmeldemuseum Dresden). Largest time sink was untangling the hundreds of cables (mostly with proprietary Siemens connectors)..

LaF0rge in a data centre, lifting a bunch of tangled up cables from the data centre double floor

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 25/07/2025

I recently briefly heard about the Indian rural telephone exchanges (RAX), which appear to go back all the way to electromechanical switches. They (C-DOT) even built a V5.2 Access Network called AN-RAX. Started to collect some documents at […] [Original post on chaos.social]

picture of a C-DOT 256P RAX cabinet with doors open shwoing circuit boards

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 30/06/2025

lT security 101: Don't leave your company laptop with authentication smart card inserted, applications open and without screensaver at your seat when using the lavatories on a train. Unbelivable...

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 19/01/2025

IGHfT (communications museum dresden) has just acquired a NZ96D (digital PBX built in 1988 in thr GDR) in ots original wooden crates, brand new. #retronetworking #telephony #gdr #ddr […] [Original post on chaos.social]

The two shelves of an NZ96D digital PBX from the GDR (socialist eastern germany).

A single NZ96D line card in its original manufacturer packaging.

Component side of a module of an NZ96D digital PBX from the GDR (socialist eastern germany).

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 05/01/2025

At #38C3 I received a new addidion to my #ISDN related #retronetworking collection of vintage tech: A Siemens K4301 Up0/S0 error meter: osmocom.org/projects/retronetworkin…

View of a Siemens K4301 ISDN S0-Up0 Error Meter; The display is folded up/open, revealing the keyboard underneath.

rear view of the connector panels of a Siemens K4301 Up0-S0 Error Meter

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 05/01/2025

Just saw this beautiful teardown of a 3.5" floppy drive with beautiful shots by Richi's Lab (CC-BY-NC): www.richis-lab.de/floppy.htm #retrocomputing #floppy

picture of a magnetic read/write head of a 3.5" floppy drive

picture of the coils of the motor in a 3.5" floppy drive

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 15/12/2024

Does anyone have software for the Tandberg MXP 1000 TTC7-12 ? My hardware has ISDN BRI circuits but the installed software omits any ISDN configuration... osmocom.org/projects/retronetworkin… #isdn #followerpower #retronetworking

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LaF0rge @laf0rge.chaos.social.ap.brid.gy · 15/12/2024

testing and servicing Telefax machines for #38C3 over the last few days. There will be thermal printer, inkjet printer and laser fax machines connected to @c3isdn. I'll plan bringing eight machines in total. Make sure to bring yours, too (kleinanzeigen.de still […] [Original post on chaos.social]

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