Openreach FTTP ONT: Difference between revisions

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|+ Openreach ONT LED Status
|+ Openreach ONT LED Status
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|-
! LED !! Meaning !! Notes
! LED !! Colour !! Meaning !! Notes
|-
|-
| '''Power''' || Green || has power. || ||
| PON green, LOS is off or Optical is green || Connected and should be working | All good!|
|-
|-
| || Off || no power || Check mains power
| '''PON''' or '''Optical''' flashing green || ONT is starting up || Wait a bit for steady green and all should be well...
|-
|-
| '''PORT1''' off || ONT has not ethernet link to the router || Check router
| '''PON''' || green || Connected and should be working || All good!
|-
|-
| || flashing green and LOS off || ONT is starting up || Wait a bit for steady green and all should be well...
| PON off, LOS or Optical is red || FTTP isn't working || possible fault
|-
| || off and LOS red || Possible fault with the fibre || Check fibre not damaged, reconnect fibre, power cycle ONT|
|-
| '''PORT1''' || off || ONT has not ethernet link to the router || Check router
|-
| || blinking/flashing || data being transmitted || All good!
|-
| '''Tel''' || || We don't use the Tel ports ||

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|Status/Fault/Charging || Related to the battery backup ||
|Status/Fault/Charging || Related to the battery backup ||
|}
|}

LOS = Loss of service
PON = Passive Optical Network

Revision as of 22:41, 10 November 2021


Openreach ONT

This page is about the FTTP termination device that Openreach install for FTTP customers.

The Openreach ONT is actually inside an enclosure which also contains a Battery Backup Unit (BBU) and various wiring.

The ONT requires power, so will need a mains power socket nearby.

LED STatus

Openreach ONT LED Status
LED Colour Meaning Notes
Power Green has power.
Off no power Check mains power
PON green Connected and should be working All good!
flashing green and LOS off ONT is starting up Wait a bit for steady green and all should be well...
off and LOS red Possible fault with the fibre
PORT1 off ONT has not ethernet link to the router Check router
blinking/flashing data being transmitted All good!
Tel We don't use the Tel ports
Status/Fault/Charging Related to the battery backup

LOS = Loss of service PON = Passive Optical Network