| 单词 | SPID (Service Profile IDentification) |
| 释义 | SPID (Service Profile IDentification) In integrated services digital network (ISDN), a Network Layer identification for each terminal device associated an NT1, NT2, or B channel. The carrier assigns up to eight SPIDs per telephone number, which may be the 10-digit directory number (i.e., telephone number), perhaps with a prefix or suffix. See also B channel, ISDN, NT1, and NT2. |
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