ZyXEL 660HW — Default Password
Default username and password for the ZyXEL 660HW: admin / (blank). Learn how to log in and how to change the default credentials.
| Username | Password | Access | Notes |
|---|---|---|---|
admin | (blank / none) | Web UI | Admin — terra |
- Source
- many-passwords
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.