For networks using IP, Ethenet, MPLS, SONET, SDH, DWDM, ATM, ISDN, SS7, VoIP, PDH or DSn technologies, as well as future systems up to 400 Gbps, T&M provides a range of measurement instruments for bit error eate (BER), frame and protocol testing. T&M offers complete, flexible and efficient test and measurement solutions, from Core to Access applications. Including Fiber Optical, WDM, TDM (OTN, SDH/SONET, PDH/DSn), EoOTN, Ethernet, SyncE, PTP, Fiber Channel and Synchoronization. All Packaged in state-of-the-art portable platforms with ease of use in mind.