The Cisco ONS 15454 SONET and Cisco ONS 15454 SDH multiservice provisioning platforms are industry leaders with more than 1000 customers and 40,000 systems deployed worldwide. The Cisco ONS 15454 provides the functions of many traditional SONET and SDH network elements in a single platform, combining advanced SONET/SDH transport through OC-192/STM-64, integrated dense wavelength-division multiplexing optical networking, and multiservice interfaces. Part of the Cisco Complete Optical Multiservice Edge and Transport product line, the Cisco ONS 15454 combines the capacity of advanced optical transport with the intelligence of IP to cost effectively deliver voice and data services.