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ONT: Optical Network Terminal
An ONT is a media converter that is installed by Verizon either outside or inside your premises, during FiOS installation.
The ONT converts fiber-optic light signals to copper/electric signals.
• 1490 nm voice/data receive
• 1550 nm video receive
Each ONT is capable of delivering:
• Internet data
For a list of various ONTs, see: »Verizon Online FiOS FAQ »What are the different models of ONTs?
Your existing inside wiring for telephone, internet and video are connected to the ONT during installation.
The following picture shows typical connections and status indicators at the ONT:
Click to enlarge
From left to right, RJ45 WAN connection, two POTS connections and coax connection
Video (except VOD) is always on coax
For MOCA capable ONTs. internet can be delivered over either coax or cat-5.
Verizon's standard residential installation is coax from the ONT to the STBs and router.