Cisco Network Convergence System 4000 External Connections Unit - Network management device - GigE - plug-in module (NCS4K-ECU)
![The Dark Tower [Includes Digital Copy] [Blu-Ray]](https://avmedia.ams3.cdn.digitaloceanspaces.com/5/61/5614e476-2424-4ac1-a963-8904fd225e0a.webp)
