The box on your wall is called an Optical Network Terminal, or ONT for short. It's a small piece of equipment installed by Openreach, the company that owns and maintains the UK's broadband network, and it acts as the entry point for your Full Fibre broadband connection. In today's fast-evolving fiber-to-the-home (FTTH) landscape, the Network Interface Device (NID) is a small yet essential part of the setup that often goes unnoticed. Sitting quietly at the boundary between a service provider's infrastructure and the customer's home, this rugged little box plays a. It is a fiber optic line for TV/Internet/Video. EDIT to add: While this is not the OFS Invisilight product (they put their name on the front of the plastic), it serves exactly the same purpose. It's not a router, and it's not a traditional modem. If you're scratching your head and wondering, “What's an ONT?” — don't worry! You're not alone. The ONT is one of those behind-the-scenes gadgets that.
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