sipgate is a VoIP provider, operated by sipgate GmbH from Düsseldorf. sipgate has been around since 2004. The company specializes in mobile and fixed network telephony and offers solutions to business and private customers. As full MVNO in Germany (Mobile Virtual Network Operator), sipgate operates a completely independent core network in Germany for IP, fixed-line telephony, and mobile telephony. sipgate relies on Bareos as backup solution.