Cornerstone News

News Articles from June 2011

  • Nortel Patent Selloff


    As a leader in the telecom industry providing Avaya and Nortel phone system maintenance, Cornerstone Communications likes to share news that our customers may find interesting.  Although Nortel was always a force to be reckoned with in the telecom industry, after filing bankruptcy some people seemed to dismiss the brand.  This is a reminder that Nortel brought alot to the table.

    It was late 2010 when the selloff of Nortel’s patent portfolio, the last vestiges of the once pow...


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