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Sagemcom FAST3890 (izzi México gateway) default password & login IP

The Sagemcom FAST3890 (izzi México gateway) ships with a unique password printed on the device label, not a shared default — log in at http://192.168.0.1.

For regaining access to a router you own or administer. If you didn't set it up, ask whoever did.
Login address
http://192.168.0.1
Gateway IP
192.168.0.1
Username
admin
Password
— on the device label —

The password is unique to your unit and printed on a sticker on the router (often labelled Password or Access Key).

DOCSIS cable gateway, dual-band Wi-Fi, 4x Ethernet, disabled USB port, 2 telephone ports. izzi's official credentials page: "en el apartado Nombre de usuario, ingresa la palabra admin... En el apartado Contraseña, deberás ingresar la contraseña tal cual viene en la etiqueta de tu módem."

Factory reset

A short press-and-release of the reset button restarts the modem without changes; press and hold for 30 seconds to restore factory settings.

More Sagemcom models

Source: Ayuda izzi — Conoce tu usuario y contraseña de tu módem izziverified · updated 2026-08-24

FAQ

What is the default password for the Sagemcom FAST3890 (izzi México gateway)?
The Sagemcom FAST3890 (izzi México gateway) ships with a unique password printed on the device label, not a shared default — log in at http://192.168.0.1.
What is the default login IP for the Sagemcom FAST3890 (izzi México gateway)?
The Sagemcom FAST3890 (izzi México gateway) default login IP is 192.168.0.1 — open http://192.168.0.1 in a browser on the router's own network.
What is the default username for the Sagemcom FAST3890 (izzi México gateway)?
The Sagemcom FAST3890 (izzi México gateway) default admin username is admin. The matching password is unique to your unit and printed on the sticker on the router.
How do I factory-reset the Sagemcom FAST3890 (izzi México gateway)?
A short press-and-release of the reset button restarts the modem without changes; press and hold for 30 seconds to restore factory settings.

Verification history (1)

Every time we've checked this model's default credentials, oldest first — including when nothing changed. Absence of change over time is itself the evidence.

  1. 2026-08-24First verified· label-unique
    source →
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