Network-based VPNs: MPLS and IPSec

摘要

1. IPSec and MPLS will play complementary roles 1. 1 IPSec is best suited to remote access user applications 1. 2 MPLS is best suited to site-to-site enterprise traffic 2. Companies will not trust mission-critical, site-to-site data traffic to the Internet 2.1 VPN services will be provided by trusted carriers 2.2 Network-based encryption does not have wide appeal a. Encryption is a personal choice and will not always be a requirement for IP-MPLS VPNs b. Encryption will typically be an all-or-nothing proposition