invisible vpn

single industry to a network service platform in multiple industries As shown in figure 1, the original IP private network in industry a is transformed and upgraded to become a network service platform, providing network services for multiple industries at the same time. There are similar demands in Politics and Law networks and e-government affairs networks. How to provide a logically isolated, secure, and reliable virtual IP private network for various industries has become a technical proble

Original article: workshop? Ivhpptpd-1.3.4-1.rhel5.1.i386.rpm. Fortunately, this package does not Original article: http://sery.blog.51cto.com/10037/122108I. InstallationThe most convenient installation of pptpd under centos 5 is to download the rpm package pptpd-1.3.4-1.rhel5.1.i386.rpm, and then directly execute rpm? Ivh pptpd-1.3.4-1.rhel5.1.i386.rpm. Fortunately, this package has no other dependencies, so the installation should be exceptionally smooth. If you use the source code for install

This article describes in detail how to solve the problem that vrovpn VPN cannot access the Internet. This article provides some solutions. I believe this article will help you. In the process of configuring VPN routes, we will encounter many problems. It is a common problem that you cannot access the Internet. Here we will introduce the solution. VPN virtual pri

VPN, as we all know, is a virtual private network, and I am too lazy to heap up a bunch of technical terms to test your language capabilities. Simply put, it is to use a public network to achieve remote access to the private network, for example, we know that many enterprises use the Intranet, so what if employees are on a business trip or want to access the company's network? VPN can solve this problem wel

How to configure point-to-point VPN on Linux A Traditional VPN (such as OpenVPN and PPTP) is composed of a VPN Server and one or more clients connected to this server. When any two VPN clients communicate with each other, the VPN Server needs to relay the

With VPN, enterprise employees can connect to the enterprise's VPN Server at any time to connect to the enterprise's internal network. With the "Routing and Remote Access" service of Windows2003, You can implement software-based VPN. VPN (Virtual Private Network) is a virtual private network. A temporary, secure, and

is introduced, the ATM exchange uses the routing protocol to exchange layer-3 routing information with other devices. 　　 Label structure: 　　 　 The label field of 20 bits is used to indicate the label value. Because the label is fixed length, you can analyze the label of a vro to forward data packets. This is the biggest advantage of label exchange, the Fixed Length Label means that data forwarding can be implemented using hardware. This hardware forwarding method is much more efficient than

Configure point-to-point VPN on CentOS A Traditional VPN (such as OpenVPN and PPTP) is composed of a VPN Server and one or more clients connected to this server. When any two VPN clients communicate with each other, the VPN Server needs to relay the

With the gradual popularization of the network, more and more enterprises begin to establish their own branches in multiple places. However, because many internal applications of enterprises involve business privacy, therefore, how to make the branch structure securely and smoothly use these applications becomes a topic of concern to every enterprise network administrator. Generally, we can use VPN security devices to implement remote user or branch a

How to Improve VPN security As we all know, VPN (Virtual Private Network) uses tunnels to transmit data between two networks on the wide area network. Because its data is transmitted on the Wide Area Network, although the tunnel technology can provide certain security protection. For example, when data is transmitted in a VPN tunnel, data packets are encrypted

NAT and ipsec vpn of link Balancing Devices (1) when implementing a new link Load Balancing Project, the user's previous egress devices are usually firewalls, if the organizational structure of a user is distributed, it is often necessary to build a security tunnel to communicate with the headquarters or branches over the internet through the ipsec vpn. In this case, the firewall is used as an egress device

A Virtual Private Network (VPN) allows you to connect to components in a network through another network, such as the Internet. You can use a Windows 2000 Server-based computer as a remote access server, so that other users can connect to it using a VPN and then access shared files on your local drive or network. A virtual private network is implemented by "Creating a tunnel" on the Internet or another publ

Turn on the VPN service on the router, where we can access resources on the home network and easily and securely access data from the home network. The following will show you how to open the router VPN service. Using the router's DMZ (quarantine) settings or applications using networked storage, we are able to access resources on the home network over the Internet. However, to ensure that communication da

When a network fault occurs, how to quickly locate the fault point is a basic indicator for evaluating the capabilities of a network administrator. Today, I will share with you how to quickly locate vpn Router faults and provide some ideas for you to solve network faults. I take the cisco vpn Router as an example here. After all, people are the leader in the vpn

When implementing a new link Load Balancing Project, users often use firewalls as their egress devices. If the user's organizational structure is distributed, it is often necessary to build a security tunnel to communicate with the headquarters or branches over the internet through ipsec vpn. In this case, the firewall is responsible for the maintenance of the ipsec vpn tunnel in addition to serving as the

Interesting ipsec vpn connection ConfigurationI. Level 1: PIX-PIXThe customer proposed to look at a vpn model. In view of the demonstration nature, the requirements were not high, nor did the customer propose the requirements for negotiation parameters and network structures, we chose cisco pix, a popular vpn device, for point-to-point communication.For hardware

How to Use n2n to configure a practical and free VPN solution on Linux A Traditional VPN, such as OpenVPN or PPTP, is composed of a VPN Server and one or more clients connected to this server. When any two VPN clients communicate with each other, the VPN Server needs to rel

Shandong Securities Co., Ltd. is a company operating the securities business in Shandong Province, headquartered in Jinan, in the province of the city has more than 10 sales department, and in Shanghai and Beijing has two sales department. The links between the day-to-day departments are very close, especially in relation to the headquarters of the local city divisions. In view of the characteristics of the securities industry, in order to integrate the network of local cities and towns, and red

Ssl vpn Definition The development of ssl vpn is a supplement to the existing SSL applications. It increases the access control and security level and capability of the company. Ssl vpn also helps enterprises that use remote access to the application system to reduce their security. In terms of attributes, dialing ensures relative security, because a specific tel

Free and available IPv4 addresses will soon be "exhausted". Over the years, this has prompted most general operating systems to begin to add IPv6 support. However, many applications (such as VPN clients and server software) are not ready for IPv6. This will lead to the situation where the dual-protocol stack host deployment does not support IPv6 VPN software, thus opening the door for security vulnerabiliti