- nonbusy
-
adj.
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Universalium. 2010.
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Universalium. 2010.
nonbusy — adjective Not busy … Wiktionary
nonbusy — adj … Useful english dictionary
callback queuing — When outgoing calls cannot be completed due to busy trunk groups, the user s extension rings when a nonbusy trunk is available, signalling that the call can now be placed … IT glossary of terms, acronyms and abbreviations