The site to site VPN solutions provide security at the same time being affordable. It provides broadband connection via internet. It also meets WAN requirements apart from adding cheer to many businesses. There are various options available in this site to site VPN .Are you interested in knowing more about site to site VPN? Read more.
The article covers
More and more enterprises are following a distributed business model. Branch offices extend an enterprise's reach into key markets. Communication between the central office and branch office is vital to applications that support the business. Security between branch office, point of sales or remote locations and the central office is important. In the past leased lines was a secure but a costly option. Virtual private networks create VPN tunnels on the internet for the secure transportation of data. VPN technologies is a cheaper alternative to dedicated leased lines WAN. Many technologies are invading the market and making a choice is difficult. There options among VPN technology are varied and differ based upon VPN hardware and VPN software.
Traditional site to site connections were between to intranets or two Local area networks. These connections were leased, dedicated lines. These required constant management and its deployment was difficult. Affordable site to site VPN solutions have brought about secure broadband connections via the internet. The ubiquitous internet and VPN has brought cheer to ERP, CRM and many other businesses. As alternatives to the WAN infrastructure site to site VPN's does not change the private WAN requirements. It meets WAN requirements like support of multiple protocols, high reliability and scalability at a lesser cost.
Site to site VPN solutions
Security of a general purpose computer cannot be guaranteed now days. New viruses and worms and malware spread via the internet. Many of those who use the internet are unaware of the threats to which their system is exposed. Even ordinary web surfing carries risks, because the IP address of the user is visible to the whole world, and you can easily see for yourself by visiting the ip locations org service. Information about the real IP of the victim greatly simplifies cyber attacks, hacks and identity theft.
Large corporations cannot put up with these as they cause a huge loss to business. The options VPN's offer toward this threat is based on software and hardware.
Software based VPN Firewall/Gateways
These systems have their inherent problems. They require a computer that has a faster speed of processing. The processing of data for security and VPN applications is very intensive and places demands on the computer which in turn slows down the network. For any business it is therefore optimum to have another server only for VPN transaction. The operating system is to be free from loopholes that crooks could manipulate to access data. It is therefore necessary that you constantly update and download security patches so that your network is not compromised. The server and its associated software's, complexity and the management of the network are problematic issues for a business.
Hardware based Firewalls/VPN solution
These solutions exemplify security and also off-load the firewall and VPN processing from the server/computer. The security appliance protects the network at the internet gateway which is the VPN router and provides seamless local or remote management of security and remote access services. These security appliances are application specific integrated circuits which have powerful onboard processors handling the demands or firewall and VPN processing.
Unified Threat Management Systems
These devices are Firewall/hardware based solutions that intergrate a host of other functions like securing internet tunnels, filtering emails for spam and viruses, avoiding mails that involve in phishing, blocks spyware, detects and prevents attacks against specific applications that are vulnerable and filters URL's as well. The company that sells these devices also sells gateway software to be run on a range of standard server hardware. Add on cards can be fitted into the existing machine so increase speed and also provide the additional security.
Intranet based Site to site VPN
Any business that has more than one remote location can used dedicated equipment that provides encryption and authentication to establish a VPN between both the sites. The branch office LAN can be connected to the central office LAN via the internet using a VPN solution. This connection of the tow LAN's is called an intranet based site to stier VPN.
Extranet based site to site VPN.
One or more companies with intranet based VPN's has a close cooperation with another company in providing specialized service to customers or suppliers can build a virtual private network that allows all of the companies to work in a shared environment over the internet. This type of a VPN is an extranet based solution to business enhancement.
