Submission + - The entire Optus mobile network is down across Australia (abc.net.au)
RobHart writes: During the night, the entire Optus mobile network went down and remains down. This is the second largest mobile network in Australia and it is the first time a network has gone down nationwide.
It is affecting the trains in Melbourne and any business across Australia that uses the Optus service for phones or data.
It is affecting the trains in Melbourne and any business across Australia that uses the Optus service for phones or data.