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http://books.google.com.pk/books?id=XpNSQNYmGyoC&pg=PA35&lpg=PA35&dq=Explain+FGD+or+Feature+Group+D%3F&source=bl&ots=k_8ErQs5fT&sig=uqQwQuUMtNWnNFimPiaORYNGMYU&hl=en&ei=rIOnSfeaOZK-kAXo0ajSDQ&sa=X&oi=book_result&resnum=3&ct=result
Posted by Hash007
acronyms.thefreedictionary.com/Feature+Group+D - 29k
Posted by crouse
It is a trunk used to provide equal access capability from telecommunication carriers and central offices.
Posted by waqqas1
FG-D (Feature Group D) is a type of telecommunication trunk used to provide "equal access" capability from telecommunication carriers and central offices (where the switching equipment is located and customer lines are connected and terminated) to the access tandem.
Posted by sagitraz
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