This Board, the first of its kind in the Middle East and Africa, comprises international GSM roaming experts representing 35 countries. Ahmed Al Mehyas, Manager of EDCH, said: "We are excited ...

A GSM network uses two separate networks: one for telephone calls (using the ISUP protocol ... To communicate with each other (in particular, to be able to offer roaming services), providers use ...

As part of this, Nokia showed off its first handset designed to support seamless roaming between cellular ... technology to enable seamless handover between GSM and Wi-Fi networks.

GSM vs. CDMA Networks ... mobile carrier to understand international roaming options. Many carriers offer international plans ...