Open Source Ipsec Vpn Server

This article describes how to use an external DHCP server to assign IP addresses to your IPsec VPN clients.

This article shows how to use remote IPsec and SSL VPN tunnels to bypass Internet access restrictions.

To adapt to the needs of information and mobile office, many enterprises have deployed VPN servers. The VPN (virtual private receptacle), which is built on the Windows Server 2003-based Routing and Remote Access service, is a secure and convenient remote access solution, and is now the preferred choice for most small and midsize enterprises. 　　Then how to secure the VPN is a problem for the enterprise CIO to face. VPN solution is to virtual ...

For small and medium-sized enterprises, there are many free and open source router and firewall solutions, even as a business choice. 　　Many of these products offer LAN services, such as VPN services, hotspot gateways, and the use of mandatory network portals to share wireless networks. Here, the editors find open source and free router projects that are suitable for businesses that include small businesses, midsize, and even the size of Cisco and Juniper.  Gossip Less, we look at these seven open source and free Linux network operating system. &nb ...

Today, open source firewalls are numerous. 　　This article will cover 10 of the most practical open source firewalls that fit your business needs. 1. Iptables Iptables/netfilter is the most popular command line based on firewalls. It is the safe line of defense for Linux servers. Many system administrators use it to fine-tune the server. The function is to filter packets from the network stack in the kernel, including: listing the contents of the packet filtering rule set, and executing fast because it only checks the header of the packet, and the administrator can ...

According to the 2012 Cisco Global Cloud Network survey, most IT decision makers see the cloud-ready network as the biggest requirement for implementing business applications to cloud migration. To address this dilemma, Cisco today announced the introduction of Cisco Cloud Interconnection Solutions, introducing a cloud-enabled routing and WAN optimization platform, and an open architecture that enables users to connect intelligently to cloud services-innovative Cloud Connector. The Cisco Cloud Interconnection solution contains three key elements: Cloud connector– hosted on the ISR G2 platform for new software modules ...

Introduction Cloud application developers and DevOps have successfully developed tens of thousands of applications for IaaS (Amazon AWS, Rackspace, etc.) and PAAs (Azure, Google App Engine, Cloud Foundry, etc.) platforms. These platforms provide basic security mechanisms such as authentication, Dos attack defense, firewall policy Management, logging, basic user and account management, but security concerns remain the primary obstacle to enterprise cloud implementations. Security concerns for the cloud, deploying from a secure configuration ...

Today, we are ushered in a new era of hybrid clouds, bringing together the best not cloud and cloud computing. Virtual machines, virtual networks, and Web sites are now available as new preview services for Windows Azure. SQL reports are now typically available to customers, and a local redundant storage option has been added to provide additional customer choices, and several enhancements to Windows Azure's existing services are now available. These updates help customers build and use their own unique ways to publish their applications in the cloud. In addition, some price and metering updates add to the overall value. These ...

The "hybrid cloud"-the use and construction of applications that connect to data and services across multiple data centers-is the reality of today's cloud computing. Your business and applications will, in their own unique way, move to the cloud at their own unique speed. Supporting this change requires a cloud solution that provides the necessary flexibility to build, develop, and deploy your application and IT solution-not cloud, cloud, or mix. Tomorrow we will launch a new Windo to simplify building applications across cloud and non cloud ...

The OpenStack Foundation has now tailored its goal to take full advantage of the many talented people in the cloud computing community to develop a powerful, open and flexible software suite that will support cloud computing in a variety of environments, such as public, private, and mixed clouds. And by using an open source development model, in less than two years the foundation has created a strong infrastructure for computing, storage, and networking to support critical tasks, as well as in resource metering, identity authentication and graphical user interface (GUI) ...