BISDN is a Berlin-based software firm that develops high-performance solutions for virtualizing networks.

BISDN offers consulting and development services for software defined networks (SDN) and network function virtualization (NFV) to both system vendors and network operators. The five founders with backgrounds in communication networks, computer science, and electrical engineering have been involved in numerous European and national projects before establishing the company in 2012. 

Currently, BISDN’s twelve employees focus on performance optimization, hardware acceleration and efficient operations of virtualized network functions on standard server hardware. We also develop solutions for adapting data center operations to running network functions and services. We build on the experience of many combined years of work in software development, embedded systems, mobile and optical networks, and network architecture.

BISDN contributes to the SDN open source community and has developed a performance optimized framework for porting OpenFlow to various hardware platforms.