Slide 1VoIP and Number Portability: Perceived v. Real Problems Tom Kershaw Vice President, VoIP VeriSign Slide 2 2 Agenda Background Circuit Switched Number Portability Addressing…
A Contrarian view of ENUM Geoff Huston Chief Scientist, APNIC May 2007 Acknowledgements Thanks to Patrik Fältström Olaf Kolkman Robert Schischka Richard Stasny Richard…