Ionic 2 <---> Signal R / Scoket IO

Very new to ionic framework.
I would like to know if anyone has a working sample or idea about following:

1)Ionic 2 - Signal R

2)Ionic 2 - Scoket IO

Thanks in advance.

Take a look at this

Hi, SignalR allows to use as push notification on android/ios/devices? I means with a killed app for example