Aside from increased competition and pricing pressures, mobile operators are facing a multitude of challenges this year.
Migrating to 4G
From an operational standpoint, MNOs are grappling with their migration to 4G, the successor to 3G. In addition to the timing of this migration, to support the kinds of services that consumers expect, carriers are faced with the challenge of providing the necessary high-speed bandwidth to deliver a substantial increase in data rate. From a carrier perspective, the affordability of managing, billing and distributing content over these networks to drive revenue to recover those higher operating costs is another challenge in realizing a 4G vision.
Ensuring Seamless Roaming
Seamless roaming enables a mobile operator’s data subscriber to remain continuously connected as they cross network boundaries and use different radio access networks. Ensuring seamless, international roaming is becoming more and more important as carriers’ heavily valued customers are business subscribers who frequently travel and need their mobile devices to work outside of their home network.
Accounting for SIM Bypass
This year, carriers are also struggling with SIM bypass, when SIM boxes are used to bypass the interconnection between networks and divert international calls to national GSM calls to evade the revenue that operators are entitled to.

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