IPSec VPN and SSL VPN both VPN architecture, the overall level of security from the point of view, both are able to provide secure remote login access online. But when we look above, SSL VPN, in its ease of use and safety levels than IPSec VPN high. We all know that the rapid expansion of the Internet, the demand for secure remote login is also rising. For users, convenient and safe solution to truly meet the needs. 1. Why CISCO pushing Layer Two Tunneling Protocol, Layer Two Tunneling Protocol, not the third? CISCO offer these two programs. CISCO is no emphasis on that one. Layer Two Tunneling Protocol is mainly used in access VPN solution, and the third layer tunneling protocol is available on the Intranet and Extranet VPN solutions support. Layer Two Tunneling Protocol can also access the VPN for some programs, such as the tunnel client initiates a large-scale patterns and Internet access solution.
At present, China is a large-scale B2B e-commerce service provider of third-party e-commerce information flow-based service information provider, seller and the buyer know the seller through the platform products, specifications, price, service, etc., using a simple Internet or telephone communication, and electronic orders, electronic payments, online trading is still very immature, very perfect. Therefore, the industry pointed out that the vertical web services and professional website service will be the various B2B companies and large enterprises for the focus, which can ease the pressure on Chinas B2B e-commerce, B2B market will be another future direction of development.