SINGAPORE - In a statement, the telco said the outage occurred at 6.15am, shortly after a scheduled network upgrade to its radio network controller was completed.<a href="https://www.straitstimes.com" target="_blank"><img src="https://www.asiaone.com/html/images/logos/st_logo.jpg" border="0"></a> Get the full story from <a href="https://www.straitstimes.com" target="_blank">The Straits Times</a>.

Derrick Ho

The Straits Times

SINGAPORE - In a statement, the telco said the outage occurred at 6.15am, shortly after a scheduled network upgrade to its radio network controller was completed. Get the full story from The Straits Times.

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