"Seamless Interconnection". Telecom and Networking Communications Today/ADI Media Pvt. Ltd. 2008-10-23. Archived from the original on 2009-09-14. Retrieved 2009-01-07.
"Seamless Interconnection". Telecom and Networking Communications Today/ADI Media Pvt. Ltd. 2008-10-23. Archived from the original on 2009-09-14. Retrieved 2009-01-07.