Ciena 136-0008-802 Rear ENET 100T-4 IOA ModuleEdge Director 500

Ciena 136-0008-802 Rear ENET 100T-4 IOA ModuleEdge Director 500 is a rear-mounted Ethernet IOA module built for the Edge Director 500 family, delivering ENET connectivity through a 100T-4 interface in a compact module form factor. Documented variants include 136-0008-802 and 136-0008-900RA, with the 900RA designation indicating a rear-assembly variant used for rear installation. As an ENET IOA, it plugs into compatible Edge Director 500 chassis to extend network access at the edge. The product is described in listings as "Rear ENET 100T-4 IOA" for the ModuleEdge Director 500, confirming its role as a four-port ENET interface module for the Edge Director 500. Typical deployment scenarios include expanding Ethernet connectivity on Ciena's Edge Director platforms in network edge deployments. This IOA module is part of the legacy Edge Director hardware ecosystem, and precise port configuration and electrical specifications are defined by Ciena's documentation for the 136-0008 series.