One key advantage of IP technology is centralized management and monitoring, which simplifies system operation. Rohde & Schwarz provides centralized management and monitoring of highly resilient distributed architecture. CERTIUM MANAGEMENT systems offer user-friendly operation of VCSs, radios, gateways, SBCs and other network components. Current TDM and analog systems can be easily integrated into IP infrastructures with a set of gateways. Rohde & Schwarz provides a wide range of radio, VCS and telephony gateways with all types of interfaces from analog to TDM. Combined with the centralized management, gateways are an ideal solution for a systematic transition towards IP based operations.