IPsec in 4 minutes Configure IPsec flows Firewall A ike esp from 10.1.1.0/24 to 10.2.2.0/24 peer 5.6.7.8 ike esp from 1.2.3.4 to 10.2.2.0/24 peer 5.6.7.8 ike esp from 1.2.3.4 to 5.6.7.8 Firewall B ike passive esp from 10.2.2.0/24 to 10.1.1.0/24 peer 1.2.3.4 ike passive esp from 5.6.7.8 to 10.1.1.0/24 peer 1.2.3.4 ike passive esp from 5.6.7.8 to 1.2.3.4