Chapter 8 Implementing Virtual Private Networks

Chapter 8 Implementing Virtual Private Networks

1. VPNs

   • Remote-Access VPNs
     • information is not statically set up
   • Site-to-Site VPNs
     • Multiprotocol Label Switching (MPLS) VPN
     • Dynamic Multipoint VPN (DMVPN)
     • Group Encrypted Transport VPN (GETVPN)

2. IPsec VPN

   • Confidentiality using encryption
     • DES
     • 3DES
     • AES
     • SEAL
   • Integrity using hashing algorithms
     • MD5
     • SHA
   • Authentication using Internet Key Exchange (IKE)
     • PSK
     • RSA
   • Diffie-Hellman (DH)
     • DH 1...2
     • DH 14...15
     • DH 19...20...21

3. ISAKMP

   • HAGLE
     • Hash
     • Authentication
     • Group
     • Lifetime
     • Encryption