https://hbo-gmbh.de/wp-content/uploads/2023/01/AdobeStock_297577077.gif3721200Moritz Hafermaashttps://hbo-gmbh.de/wp-content/uploads/2020/07/hbo-logo-red.pngMoritz Hafermaas2022-04-12 11:54:252023-01-18 14:29:14Über 31.000 3CX-Telefonanlagen in Deutschland