VPN

VPN

1. Is set of tunnel over public Network

   • Tunnel is endpoint between Tow Remote Host

2. Tow type VPN implementation

   • Broadband/Internet
   • Though standers which different devices connect and make virtual link

3. VPN Archetureture

   • Client Server
     • Client
       • Internet NIC
       • VPN(Virtual)NIC
       • Make Request for Connection
     • Server
       • Autheticate Client Request and assign IP of Own Local Network

4. VPN Components

   • 1-Authentication
     • Authenticate username and password
     • Protocols
       • PPTP
       • L2TP
       • SSTP
       • IP SEC
     • All encrption protocol us keys for authication
   • 2-Tunnel
     • After Authentication Create Pairing
     • Split Tunneling
       • Send VPN Traffic One way and Internet Traffic other way
   • 3-Encryption
     • Encrypt inter IP packet
       • 3DES
       • AES128
       • AES256

5. Basic Requirement for installation VPN Server

   • Live IP/Public IP use in destination Endpoint For remote host/client
   • Internet Connection for Client Server/ Stander VPN Devices

6. Diagrams

   • VPN Packet
   • Tunning
   • VPN

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