OpenVpn Notes and example
- Linux VPN using ssl for encryption, with clients for Android and Windows.
Using more than one CA, stacked in same file https://community.openvpn.net/openvpn/wiki/Using_Certificate_Chains
- 2018 - Using PSK(pre-shared keys) only a point to point link can be established, for a server with multiple clients use CA and certs.
Errors
openvpn: VERIFY ERROR: depth=0, could not extract X509 subject string from certificate
- Caused by not adding a CN to the certificate when created.
openvpn[...]: TLS Error: Unroutable control packet received from [AF_INET] ... (si=3 op=P_CONTROL_V1)
Add client to config in addition to tls-client to allow client to accept ip from server
remove topology mode setting from client.'
...