For VoIP to live up to the hype of giving enterprises new tools and benefits to run their business, the technology needs to become mobile, according to electronics giant NEC. Of course, NEC is not alone in its vision. Just last week, Vonage Holdings Corp, the largest VoIP provider in the US, launched its first mobile handset. And Avaya and Nortel are aggressively pursing the wireless IP market.

Computer Business Review