IPsec VPN Negotiation: CCNA Security Training and Exams

Step 1 - Host A sends interesting traffic to Host B.

Step 2 - R1 and R2 negotiate an IKE Phase 1 session.

Step 3 - R1 and R2 negotiate an IKE Phase 2 session.

Step 4 - Information is exchanged via IPsec tunnel.

Step 5 - The IPsec tunnel is terminated.