| English thesaurus | |||
| |||
| LAPD (protocol) | |||
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| LAPD (X.21, ISDN, TA) | |||
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Link Access Procedure : 21 phrases in 9 subjects |
| Computer networks | 5 |
| Household appliances | 1 |
| Information technology | 1 |
| Mass media | 5 |
| Mathematics | 1 |
| Military | 3 |
| Programming | 1 |
| Security systems | 1 |
| Telecommunications | 3 |