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What does INCOMING+TRUNK+SERVICE+OBSERVATION Stand For?
For INCOMING TRUNK SERVICE OBSERVATION we have found 0 definitions.
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What does INCOMING+TRUNK+SERVICE+OBSERVATION mean? We know 0 definitions for INCOMING+TRUNK+SERVICE+OBSERVATION abbreviation. Possible INCOMING+TRUNK+SERVICE+OBSERVATION meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.