The Police Federation of Australia has renewed calls for dedicated mobile broadband spectrum for Australia’s public safety agencies, dismissing the telecommunications industry’s suggestion that carrier services could meet their needs. Previously, carriers have suggested that the various emergency services could buy services from …
They refuse to pay for a HA service
The Governments in Australia, like many organisations, refuse to pay top dollar for a highly available mobile network so their argument fails.
it would be cheaper for them to request special access rights under an emergency using APNs etc for Emergency services in a particular area when needed. Communications during the normal business day is easily accommodated by current commercial offerings. However if you ask them to pay a premium for this service they so no and go for the cheapest offering from carriers.
Police Federation reiterates demand for 700 MHz spectrum
That's asking a bit too much considering that the original Spectrum only runs at 3.5MHz.