Housed in the FTB-400 Universal Test System, the FTB-8510 Packet Blazer Ethernet Test Module brings service-level agreement (SLA) verification to Ethernet-based packet services. EXFOs FTB-8510 tests transparent connectivity in its native format: 10/100/1000Base-T, 1000Base-SX, 1000Base-LX and 1000Base-ZX for LAN-to-LAN services.