ISDN Switches » History » Revision 10
Revision 9 (nt2mku, 07/08/2024 05:09 PM) → Revision 10/12 (kev009, 07/09/2024 06:43 AM)
h1. ISDN Switches ISDN Switches (or ISDN exchanges) were digital telephony exchanges supporting the ISDN protocol. All major manufacturers of telephony switching equipment produced ISDN-capable switches at some point. In Germany, Alcaltel S12 and Siemens EWSD were the two widely deployed ISDN switches. h2. Preserved digital telephony switches (mostly ISDN capable) |_.Manufacturer|_.Model|_.Used in Country|_.Location/Owner|_.Operational|_.24/7|_.Contact| |Siemens|EWSD|Germany|"Andreas Eversberg":https://eversberg.eu/ (Dörphof, Germany)|Yes|No|@jolly| |Siemens|EWSD|Czech Republic|Brno, Czech Republic|Yes|Yes|Jan Pesak| |Siemens|EWSD|Germany|"MSPT Heusenstamm":https://sammlungen.museumsstiftung.de/sammlungsstandort-heusenstamm/, Germany|Yes|No|@NT2MKU| |Siemens|EWSD|Germany|"Nordlab e.V.":https://www.nordlab-ev.de/ Flensburg, Germany|Yes|No|@wimpy| |SEL Alcatel|S12|Germany|"Fernmeldemuseum Bottmersdorf":http://www.fernmeldemuseum-bottmersdorf.de/home.htm, Germany|No|No|?| |SEL Alcatel|S12|Germany|"MSPT Heusenstamm":https://sammlungen.museumsstiftung.de/sammlungsstandort-heusenstamm/, Germany|No|No|@NT2MKU| |Lucent|7 R/E 5ESS|USA|"Arizona, 5ESS|USA|"Arizona?, USA":http://kev009.com/wp/2024/07/Lucent-5ESS-Rescue/|No|No|kevin.bowling [at] kev009.com| |Ericsson|AXE-104|Australia|Museum in Melbourne, Australia|?|No|?| |Nortel|DMS-100|USA|"joe_z":http://www.dms-100.net/telephony/nortel/dms-100 (Chicago, USA)|Yes|No|joe_z| |Nortel|DMS-10|USA|"Connections Museum":https://www.telcomhistory.org/connections-museum-seattle/ (Seattle, USA)|Yes|No|?| h2. Further reading {{child_pages()}}