| Similarity | Rank | |
|---|---|---|
| SMTP | 0.780 | 72601 |
| Gmail | 0.663 | 20207 |
| mail_server | 0.657 | 74269 |
| LDAP | 0.652 | 60201 |
| email_client | 0.648 | 98615 |
| FTP | 0.645 | 26131 |
| HTTP | 0.643 | 27528 |
| gmail | 0.630 | 89367 |
| Hotmail | 0.629 | 77011 |
| Exchange_[number] | 0.620 | 48637 |
| HTTPS | 0.613 | 82314 |
| file_transfer | 0.612 | 64749 |
| telnet | 0.599 | 96644 |
| POP | 0.596 | 43226 |
| Microsoft_Outlook | 0.592 | 86983 |
| Inbox | 0.591 | 73952 |
| address_book | 0.583 | 56502 |
| SSL | 0.581 | 28959 |
| OpenVPN | 0.576 | 79000 |
| Google_Calendar | 0.575 | 89634 |
| Google_Apps | 0.573 | 52133 |
| mailbox | 0.571 | 15169 |
| UTF-8 | 0.568 | 57904 |
| ssh | 0.565 | 61510 |
| Thunderbird | 0.565 | 31153 |