То подключается то отключается openvpn?

Slava Kryvel Все, спасибо вам большое, проблема была в разных способах шифрования

Slava Kryvel Теперь другая проблема, в ipconfig не отображается подключенный впн, пишет среда передачи недоступна?

а в логах что? на стороне клиента

Вот такая хрень
Wed Feb 17 10:08:29 2016 TCPv4_CLIENT WRITE [165] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=164
Wed Feb 17 10:08:29 2016 TUN READ [72]
Wed Feb 17 10:08:29 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:32 2016 TUN READ [72]
Wed Feb 17 10:08:32 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:33 2016 TUN READ [132]
Wed Feb 17 10:08:33 2016 TCPv4_CLIENT WRITE [165] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=164
Wed Feb 17 10:08:34 2016 TCPv4_CLIENT READ [53] from [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=52
Wed Feb 17 10:08:34 2016 TUN READ [72]
Wed Feb 17 10:08:34 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:37 2016 TUN READ [72]
Wed Feb 17 10:08:37 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:39 2016 TUN READ [72]
Wed Feb 17 10:08:39 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:41 2016 TUN READ [132]
Wed Feb 17 10:08:41 2016 TCPv4_CLIENT WRITE [165] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=164
Wed Feb 17 10:08:43 2016 TUN READ [70]
Wed Feb 17 10:08:43 2016 TCPv4_CLIENT WRITE [109] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=108
Wed Feb 17 10:08:44 2016 TCPv4_CLIENT READ [53] from [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=52
Wed Feb 17 10:08:53 2016 TCPv4_CLIENT WRITE [53] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=52
Wed Feb 17 10:08:53 2016 TCPv4_CLIENT READ [53] from [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=52
Wed Feb 17 10:08:57 2016 TUN READ [132]
Wed Feb 17 10:08:57 2016 TCPv4_CLIENT WRITE [165] to [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=164
Wed Feb 17 10:09:04 2016 TCPv4_CLIENT READ [53] from [AF_INET]192.168.1.127:1194: P_DATA_V1 kid=0 DATA len=52

можно еще
ipconfig /all
route print

openvpn запускаете от админа ?