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BIX ( Building Industry Cross-connect ) is part of a telephony cross-connect system ( Integrated Building Distribution Network - IBDN ) created in the 1970s by Nortel Networks .
 organization: Nortel Networks
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Nortel Networks