ZTE ZXHN F660 / ZXHN F670 GPON ONT — Default Password
Default username and password for the ZTE ZXHN F660 / ZXHN F670 GPON ONT: admin / admin. Learn how to log in at 192.168.1.1 and how to change the default credentials.
A lower-privilege web account also exists by default: username 'user', password 'user'. Some firmware builds also include a telnet/SSH support account. ISP-provided units are typically re-provisioned with operator-specific credentials at deployment.
| Username | Password | Access | Notes |
|---|---|---|---|
admin | admin | Web UI | — |
user | user | Web UI | Limited-access user account |
- Default IP
- 192.168.1.1
Responsible use
This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.