Private Manual Branch eXchange

<communications> (PMBX) The original manual equivalent of a PABX; a PMBX involves company employed operators manually switching each call using a manual switchboard.

Last updated: 1998-08-07

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Nearby terms: Private Branch Exchange « private key « private-key cryptography « Private Manual Branch eXchange » privileged instruction » PRL » PRMD


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Copyright Denis Howe 1985

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