Please, as a general guideline: anytime you are facing problems attach logs and configuration files of all components.
Thank you! Domi > 2017. jún. 29. dátummal, 17:20 időpontban robert <[email protected]> > írta: > > Hi, > > Till now I have always worked with simcards without knowing their ki so I was > not using any encryption. I have recently bought some programmable simcards > and gave them an IMSI and KI and tried to have them working with ‘encryption > a5 1’ and ‘encryption a5 3’ and I faced some problems. First if I choose 'a5 > 3' the phone cannot connect to the BTS and nothing can be done, while if I > set the encryption to 'a5 1’, the phone connects normally and can make and > receive calls but sometimes the call fails for a reason that I don’t know. I > have then tried the following setup: > I have connected 3 phones A, B and C. A and B have no KI related to them so > no encryption is applied while C was given a KI. > If I call from A to B or from B to A, the call is done successfully every > time, while if I call from either A or B to C or from C to A or B the call > might work and might not. Is there something in the configuration that should > be changed when adding the encryption support ? And how to enable the a5 3 > encryption ? > > Best regards,
