ahlam1399
08-28-2019, 11:04 PM
Tunneling makes it possible to use a public TCP/IP network, such as the Internet, to create secure connections between remote users. Each secure connection is called a tunnel. The security appliance uses the ISAKMP and IPsec tunneling standards to build and manage tunnels.
أكثر... (http://EzineArticles.com/8901992)
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