Crossing DUBOX FL 330, Landlines Unserviceable

9 turns, word for word from the oral. Read the pilot lines out loud.

The exchange

9 turns in order

You, the pilot

Mumbai Control IFLY 160 position Aurangabad 0950, passing FL 290, estimating DUBOX 1000, FL 330, climbing FL 350

ATC

IFLY 160 report top of climb

You, the pilot

Top of climb 1010

ATC

IFLY 160 unable to obtain clearance due landlines unserviceable, request take clearance from appropriate service

You, the pilot

Changing to Nagpur Control

ATC

Cleared

You, the pilot

Nagpur Control IFLY 160 crossed Aurangabad 0950, estimating DUBOX 1000, FL 330, climbing FL 350

ATC

Negative traffic with Nagpur Control, report DUBOX

You, the pilot

Negative traffic, will report DUBOX, changing to Mumbai