[strongSwan] Android doesn't support ESP aes256gcm16-modp2048

2017-02-09 Thread Piotr Soróbka
Hello, it seems that Android app doesn't support cipher esp=aes256gcm16-modp2048 When I set it in ipsec.conf: esp=aes256gcm16-modp2048! When CHILD_SA is triggered (not IKE_SA), I've got NO_PROPOSAL_CHOSEN If I leave default value for esp it works without problems. I guess it is a bug - it sho

[strongSwan] IKEv2 retransmission of Android app

2017-02-13 Thread Piotr Soróbka
Hi, I know that server version of strongSwan uses retransmission as in [1]. But how can I control this on Android? Is it hardcoded somewhere? If yes, can somebody help me and point me to the right direction? Background: I'm trying to use OTP to authenticate IKEv2. So far, so good, but the main is

Re: [strongSwan] Android doesn't support ESP aes256gcm16-modp2048

2017-02-13 Thread Piotr Soróbka
Great, thank you! I used modp3072 and it works. czw., 9 lut 2017 o 10:35 użytkownik Tobias Brunner napisał: > Hi Piotr, > > > it seems that Android app doesn't support cipher esp=aes256gcm16-modp2048 > > Correct. That proposal is not supported by the app, see [1] for the > list of currently con

Re: [strongSwan] IKEv2 retransmission of Android app

2017-02-16 Thread Piotr Soróbka
Hi Piotr, > But how can I control this on Android? Is it hardcoded somewhere? If > yes, can somebody help me and point me to the right direction? See [1] or [2]. Where is [1] or [2]? :) > I'm trying to use OTP to authenticate IKEv2. So far, so good, but the > main issue is to maintain the tun

[strongSwan] Android app connection breaks

2017-02-22 Thread Piotr Soróbka
Hi, I'm testing the Android app with IKEv2 connection. The app loses connection randomly, in the log I can see messages: *error writing to socket: Operation not permitted* I've set the retransmission to 30 minutes, and after that period, if the retransmission threshold is reached, I can see mess

[strongSwan] Custom MODP Group support

2017-05-15 Thread Piotr Soróbka
Hi, is it possible to configure custom DH prime and generator? I saw some lines of code, but it seems that this is not configurable. Best, Piotr