Nortel Networks is reportedly in talks to sell off two of its key business units.

Nortel Networks is reportedly in talks to sell off two of its key business units. Nortel, which filed for Chapter 11 bankruptcy protection in January 2009, has received interest from competitors in its wireless equipment operation, as well as its unit that creates corporate communications networks. Avaya and Siemens Enterprise Communications are both reportedly interested in Nortel’s enterprise networks business, while Nokia Siemens Networks (NSN) is interested in buying its wireless equipment unit.