Optus parent SingTel denies software upgrade as root cause for outage
SingTel, while confirming that Singtel Internet Exchange is one of Optus' international networks that connects to the global internet, denied that the routine software upgrade was the root cause.
SingTel's statement comes a day before Optus CEO, Kelly Bayer Rosmarin faces an Australian senate inquiry into the massive outage. (Image credit: Pixabay)