Telstra CEO says external review finds network timing system caused July outage

Sept 2 : Telstra CEO Vicki Brady said on Wednesday an external investigation found that a technical event in its network timing system caused the mobile outage that hit Australia's largest telecoms firm in early July.The findings add to scrutiny of Australia's telecoms sector after a series of high-profile disruptions, including a 13-hour outage at Singtel-owned Optus last year that affected emergency calling.Brady said the review confirmed the outage was triggered by incorrect date information that spread through parts of Telstra's mobile network after planned maintenance of its network timing system, in line with the company's initial explanation. Telstra did not treat network timing as a critical network capability, she said while responding to findings of the external review of the out