She has a reputation that 'commands' attention/respect. [=people give her respect/attention because of her reputation]
In the United States, the President as the commander in chief is at the head of the military 'chain of command'.
She seems to be 'in (full) command of' the situation. [=she seems to have complete control of the situation]
(..) All you can do is find a way to hide. Get troops down there. It's too loud!! It's too loud!! They're coming over the top!! Shit!! Command, we have a breach at Salvation Gate. They're coming over the wall!! Get him to Jaffa Gate. She'll get you out of here, she'll get you to your plane!! (..)2013 World War Z
(..) Follow L. S. O. directions. Prep for immediate dust off. Gerry. Thank you. Good to see you, my friend. Tango five, this is Argus command. Cleared for take-off. Tango five. Wilco. Karin, to the right. This is good, right? Bunk beds!! (..)2013 World War Z