SYDNEY, July 11 (Reuters) - Australia's biggest banks said on Thursday that a telecommunications outage had knocked out some teller machines and branch services.
Westpac Banking Corporation WBC.AX said on Twitter that some automatic teller machines in Sydney were not operating due to a network issue, and Commonwealth Bank of Australia CBA.AX said some of its machines were having issues.
The country's biggest telecom provider, Telstra Corp Ltd TLS.AX , said it was investigating the issue and that a number of large customers were affected nationwide.