3 Nov
2018
3 Nov
'18
1:06 p.m.
Hello
I have read that silent-calls in GSM can be used to make a call to a target MS and listen
to it without having the target knowing it. Is this theoretically possible ? If yes, can
it be done in OpenBSC or any such way exists to do this or any other alternative does
exists?
BR
Snehasish