MSW-202 is a carrier class Ethernet Demarcation Device (EDD) with 2 x 10/100/1000Base-T Ethernet ports and 2 x 100/1000Base-Xdual rate SFP fiber ports which enables EPL (Ethernet Private Line) & EVPL (Ethernet Virtual Private Line) services with advancedcarrier Ethernet features per the Metro Ethernet Forum (MEF 9 and 14). By supporting link and service Ethernet OAM schemes,the MSW-202 also provides extensive fault detection and diagnostic capabilities to ensure that actual network use complieswith pre-agreed service level agreements (SLAs).