vpn protocols

IPSec is a relatively complete system of VPN technology, which provides a series of protocol standards. If you do not delve into the overly detailed content of IPSec, we understand IPSec in general terms as follows. VPN National standard: Standard-setting unit: Huawei Technology Co., Ltd., ZTE, Deep convinced Technology Co., Ltd., Wuxi Jiangnan Information Security Engineering Technology Center Why to im

Experimental environment: (1) The company all game servers, only allow an extranet IP to access, need to maintain the server, must first dial to the designated extranet IP. (2) The company and headquarters communications are to take the VPN channel, the company's internal IP and VPN devices are different network segments, need to be under the VPN device to conn

In March 1999, the Internet Task Force (IETF) published a RFC2547 by Cisco, describing a way for operators to provide virtual private network (VPN) services to users through an IP backbone network. This method uses an extended BGP (Boundary routing protocol) to distribute VPN routing information through the carrier backbone network, and uses Multiprotocol token switching (MPLS) to forward

analysis protocols, and configuring user-specified decoding and tracing of TCP streams. statistics--includes a menu item that displays multiple statistics windows, including a summary of capture packages, protocol hierarchy statistics, and more. help--contains reference content for secondary users. such as access to some basic Help files, a list of supported protocols, user manuals. Online access to some w

There is no fixed standard for understanding the Wireless Router Protocol. Generally, the standard is IEEE 802.11g. Other content of the wireless router is described in detail later. In our contact, these standards have little impact on us. Wireless Router Protocol Standard Currently, wireless routers support the IEEE 802.11g Wireless Router Protocol and are backward compatible with 802.11b. First, we need to understand the meaning of this standard. IEEE, an international wireless standards orga

This article describes how to build a PPTP VPN service on a Xen VPS that installs the CentOS operating system. Includes the installation, configuration, and corresponding iptables rules for PPTP. This article temporarily does not involve the PPTP traffic control part, waits for the time to learn to understand the Freeradius, then writes the sequel. July 20, 2011 Update: In the security recommendations section, there is an increase in the use of differ

Install Strongswan: an IPsec-based VPN tool on Linux IPsec is a standard that provides network layer security. It contains Authentication Header (AH) and security load encapsulation (ESP) components. AH provides the integrity of the package, and the ESP component provides the confidentiality of the package. IPsec ensures security at the network layer. Confidentiality Data Packet integrity Source Non-Repudiation Replay Attack Protection Strongswa

Now there are still a lot of VPN Router applications, and the market demand is also very high, so I studied the VPN Router's questions about VPN multi-channel bundling, here I will share with you, I hope it will be useful to you. VPN (Virtual Private Network) technology is of great help and considerable economic signif

Soft routing is an additional feature of PacketiX VPN.PacketiX VPN has always been used as a selling point as a professional VPN product. In addition to this function, PacketiX VPN can also be used as a soft route, this function is very similar to Microsoft's [Routing and Remote Access] function. It not only supports VPN