Networking Protocols, Optical layer L0 L1 traffic reliability, OTDR testing, Coherent transponders, ROADM, Dark fiber maintenance, Light level testing, DWDM device, CLI command, Dark fiber testing, Ciena 6500, Infinera GX40

Ipv4, Ipv6, BGP, Networking Technologies, OSPF, CWDM, content delivery network monitoring, IP networking concepts, optical technologies, optical DWDM, traffic peering, Mpls, IP network components, Layer 1 troubleshooting