Internet Key Exchange. IKE is amanagement protocol standard used in conjunction with IPSec and other standards. IPSec can be configured without IKE, but IKE enhances IPSec by providing additional features, flexibility, and ease of configuration for the IPSec standard. IKE provides of the IPSec s, negotiates IPSec s, and negotiates IPSec s.
Before any IPSec traffic can be passed, each router// must be able to verify the identity of its . This can be done by manually entering preshared s into both s or by a CA service. IKE is a hybrid protocol that implements the and Skeme inside the and Management Protocol (ISAKMP) framework. (ISAKMP, , and Skeme are security protocols implemented by IKE.)