AT&T BGW210 Wi-Fi Gateway lights: what each colour means
17 light states of the AT&T BGW210 Wi-Fi Gateway, from AT&T’s own page Learn About Your AT&T BGW210 (Status lights). It has Power, Broadband, Phone and WPS lights (the four AT&T’s article describes). AT&T’s BGW210 article gives no step to take for any light; it only says what each one means (last updated April 9, 2025).
Power green (solid)
The BGW210 is on.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Power green (flashing)
The gateway is powering up, or running its power-on self-test (POST).
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Power red (flashing)
The power-on self-test failed (the gateway can’t start) or the device has a malfunction.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Broadband green (solid)
There is a good broadband signal.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Broadband green (flashing)
The gateway is powering up or trying to make a broadband connection.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Broadband yellow (flashing)
An LTE backup device is in place but not working properly while the main connection is working.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Broadband red (flashing)
A broadband signal is detected, but the connection couldn’t be established.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Broadband red (solid)
No signal on the line.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Phone green (solid)
A VoIP phone line is set up and registered.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Phone green (flashing)
There’s an incoming call, or a phone is off the hook.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Phone red (solid)
One or more phone lines are not registered.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Phone light off
VoIP isn’t used, or the BGW210 is powered off.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
WPS green (solid)
Wi-Fi Protected Setup finished successfully. The light stays on for 5 minutes or until the button is pressed again.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
WPS green (flashing)
WPS is broadcasting; this lasts 2 minutes.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
WPS red (flashing)
Lasts 2 minutes: a session overlap was detected, which AT&T calls a possible security risk.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
WPS red (solid)
An error not related to security, such as no partner device found or WPS disabled. It stays red for 5 minutes or until the button is pressed again.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
WPS light off
The gateway is ready for WPS.
AT&T’s page gives no step for this light.
Source: Learn About Your AT&T BGW210 (Status lights) (AT&T), checked 2026-09-29.
Other AT&T hubs
The same colour can mean something else on another AT&T hub, so check the name on your hub’s label.
Sources
AT&T’s own pages only, read on the date shown. Nothing here comes from third-party router-light sites.
- AT&T: Learn About Your AT&T BGW210 (Status lights) — BGW210 Wi-Fi gateway (BGW210-700). www.att.com Checked 2026-09-29.
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