The bourse investigates after Telkom confirms Jeffrey Hedberg's departure in the press, before telling shareholders.
Following the November resignation of Sameer Dave, Lambo Kanagaratnam has taken over as CTO of MTN SA.
The continent breaks the three billion impressions mark to reach 3.3 billion monthly impressions in mobile advertising.
In this World Wide Wrap: Motorola Atrix gets Citrix virtualisation, CIA invests in secure virtualisation, and Pano Logic ups virtualisation stakes.
In this World Wide Wrap: Helios takes on Africa, California enforces medical e-billing, and WorldPay, CellPoint target mobile payment.
In this World Wide Wrap: Mobile VOIP set to soar, BlackBerry gets free VOIP calling, and Skype hits 27m simultaneous users.
The Iomega SuperHero Backup and Charger for iPhone automatically backs up info while the phone is being charged.
The deal includes an MTC Starter Pack with preloaded N$5 airtime and a voucher with N$200 Free Money.
The app brings the familiar user-friendly interface from its personal navigation devices to the iPhone.
Least-cost routing companies modify their offerings to survive lower call termination rates.
Posting and browsing content could be as simple as sending an SMS.
While Neotel has failed to gain ground on Telkom, 8ta has not really disrupted the market, say analysts.
The deal will facilitate Bharti Airtel's push into mobile Internet services across Africa.