 RALEIGH-DURHAM, N.C.--BUSINESS WIRE--Avaya NYSE:AVYA, a global leader in solutions to enhance and simplify communications and collaboration, today announced that CRN, a brand of The Channel Company, has given Avaya a 5-Star rating in its 2021 Partner Program Guide. This annual guide identifies the strongest and most successful partner programs in the channel today, offered by the top technology suppliers for IT products and services. The 5-Star rating recognizes an elite subset of companie 