As it emerges that Qantas was the lead protagonist for the 457 skill shortage addition of 'pilot' so it appears that they now want five years.
Rumour is the same approach is considered for Network aviation. The salary being what it is has not attracted sufficient applicants (at least applicants meeting the standard). Thus a 'shortage' exists. Mr Dutton as sharp as a bowling ball would not dare ask what happens if you improve the salary, instead expect this to be the standard play from here on in...
The question Qantas pilots now need to ask is where is Wally? What is the union proposing some seven weeks after the SGM, are they still gathering information?