Nortel Networks is a global leader in telephony, data, wireless and wireline solutions for the Internet. It is redefining the economics and quality of networking and the Internet through Unified Networks that promise a new era of collaboration, communications and commerce. Nortel also co-developed SONET technology.
BCE holds approximately 39% ownership in Nortel Networks, and their are offices and facilities span the globe with interests in Canada, Europe, Asia-Pacific, Caribbean and Latin America, the Middle East, Africa, and the United States.
To list everything that Nortel does would take half a year, since they aremulti-tiered and in many markets. The most concise information can be found on their website, nortel.ca. Try not to wet yourself... I have and its messy.