Your best bet, if there is nothing showing on servicestatus.telstra.com is to call tech support on 133933.
That way they can troubleshoot with you to try and get you up and running ASAP, and also allows them to collate data so that if the outage is impacting Windsor it can be added to Service Status as well.
That way they can troubleshoot with you to try and get you up and running ASAP, and also allows them to collate data so that if the outage is impacting Windsor it can be added to Service Status as well.