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-50%

Information technology - Telecommunications and information exchange between systems - Private integrated services network - Specification, functional model and information flows - Do not disturb and do not disturb override supplementary services
standard by Standards Australia / Standards New Zealand, 01/01/1999
AS/NZS 14842:1999
$129.89 Original price was: $129.89.$64.95Current price is: $64.95.