Most devices that you can purchase, such as routers, managed switches, servers, even software packages, come pre-configured with a default username and password. From time to time, you need to reset the configuration.
But alas, you cannot remember the default password, and that documentation is long gone. The answer may just lie in this handy lookup tool.
| Manufacturer | Product | Rev | Protocol | Username | Password |
| Nortel | Accelar (Passport) 1000 series routing switches | Multi | l2 | l2 | |
| Nortel | Accelar (Passport) 1000 series routing switches | Multi | l3 | l3 | |
| Nortel | Accelar (Passport) 1000 series routing switches | Multi | ro | ro | |
| Nortel | Accelar (Passport) 1000 series routing switches | Multi | rw | rw | |
| Nortel | Accelar (Passport) 1000 series routing switches | Multi | rwa | rwa | |
| Nortel | Baystack 350-24T | Telnet | n/a | secure | |
| Nortel | Contivity | Extranet/VPN switches | HTTP | admin | setup |
| Nortel | Extranet Switches | Multi | admin | setup | |
| Nortel | Matra 6501 PBX | Console | (none) | 0 | |
| Nortel | Meridian | Multi | n/a | (none) | |
| Nortel | Meridian CCR | Multi | service | smile | |
| Nortel | Meridian CCR | Multi | disttech | 4tas | |
| Nortel | Meridian CCR | Multi | maint | maint | |
| Nortel | Meridian CCR | Multi | ccrusr | ccrusr | |
| Nortel | Meridian Link | Multi | service | smile | |
| Nortel | Meridian Link | Multi | disttech | 4tas | |
| Nortel | Meridian Link | Multi | maint | maint | |
| Nortel | Meridian Link | Multi | mlusr | mlusr | |
| Nortel | Meridian MAX | Multi | root | 3ep5w2u | |
| Nortel | Meridian MAX | Multi | maint | ntacdmax | |
| Nortel | Meridian MAX | Multi | service | smile | |
| Nortel | Meridian PBX | Serial | login | 0 | |
| Nortel | Meridian PBX | Serial | login | 1111 | |
| Nortel | Meridian PBX | Serial | login | 8429 | |
| Nortel | Meridian PBX | Serial | spcl | 0 | |
| Nortel | Remote Office 9150 | Client | admin | root |
