dev tun
persist-tun
persist-key
cipher AES-256-CBC
auth SHA256
tls-client
client
resolv-retry infinite
remote server.com 1194 udp
lport 0
verify-x509-name "server.com" name
auth-user-pass
pkcs12 [file-name].p12
tls-auth [file-name-tls].key 1
ns-cert-type server
comp-lzo adaptive

Wed Dec  7 20:53:34 2016 OpenVPN 2.3.10 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [EPOLL] [PKCS11] [MH] [IPv6] built on Feb  2 2016
Wed Dec  7 20:53:34 2016 library versions: OpenSSL 1.0.2g  1 Mar 2016, LZO 2.08
Enter Auth Username: ********
Enter Auth Password: ****************
Wed Dec  7 20:54:13 2016 Control Channel Authentication: using '[file-name-tls].key' as a OpenVPN static key file
Wed Dec  7 20:54:13 2016 UDPv4 link local: [undef]
Wed Dec  7 20:54:13 2016 UDPv4 link remote: [AF_INET][server-ip]:1194
Wed Dec  7 20:55:13 2016 TLS Error: TLS key negotiation failed to occur within 60 seconds (check your network connectivity)
Wed Dec  7 20:55:13 2016 TLS Error: TLS handshake failed

>sudo cat /proc/sys/net/ipv4/ip_forward
>1