3Com — Default Password
Default username and password for the 3Com: root / letmein. Learn how to log in and how to change the default credentials.
| Username | Password | Access | Version / firmware | Notes |
|---|---|---|---|---|
root | letmein | Web UI | 1.25 | — |
admin | synnet | Telnet | — | — |
monitor | monitor | Telnet | — | — |
security | security | Telnet | — | — |
adm | (blank / none) | Telnet | — | — |
manager | manager | Telnet | — | — |
read | synnet | Telnet | — | — |
write | synnet | Telnet | — | — |
- Default port
- TCP port 23 (Telnet)
- Source
- datarecovery.com
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.