vpn-email-client-example.md

How to use Continent VPN with Email client

Show usage help

java -jar continent.jar vpn

1. Generate VPN keys per client

java -jar continent.jar vpn g

You'll get both client and server keys.

2. Create server.yaml configuration file for VPN server

Add server key in keys config section

port: <server port>
tcpNoDelay: true
maxWriteDelayMs: 0
keys:
  - "<server key for client 1>"
  - "<server key for client 2>"

3. Run VPN server

java -jar continent.jar vpn s server.yaml

4. Create client.yaml configuration file for VPN client

Add your IMAP and SMTP servers in portMapping config section. Add server to servers config section Add client key to keys config section

port: 1023
servers:
     - "encrypted://<server ip>:<server port>"
keyRotationInterval: "3600:7200" #key changed every randomly selected interval between 3600 and 7200 minutes
tcpNoDelay: true
maxWriteDelayMs: 0
key: "<client key>"
portMapping:
     1590: "imap.myserver.com:590"
     1993: "smtp.myserver.com:993"

5. Run VPN client

java -jar continent.jar vpn c client.yaml

6. Bind email servers to local host

Add to hosts file:

127.0.0.1 imap.myserver.com 127.0.0.1 smtp.myserver.com

7. Run Email client with follow settings

IMAP server:

imap.myserver.com:1590

SMTP server:

smtp.myserver.com:1993