RFC 文档RFC 5996 - Internet Key Exchange Protocol Version 2 (IKEv2)1.1. Usage Scenarios本页总览1.1. Usage Scenarios1.1. Usage Scenarios IKE is used to negotiate ESP or AH SAs in a number of different scenarios, each with its own special requirements. Kaufman, et al. Standards Track [Page 6] RFC 5996 IKEv2bis September 2010