![]() This can be a Cisco firewall (PIX or ASA), a Cisco VPN concentrator, or a Cisco Router with IPSEC software. ![]() Next, the user starts his Cisco VPN client installed on his laptop and initiates a VPN connection to the company VPN server. The figure above shows a basic setup for a remote employee using Cisco VPN client to connect securely over the Internet to his corporate network.įirst, the remote user connects to his public Internet Service Provider. ![]() To achieve confidentiality, the IPSEC protocol is used to encrypt and secure the user data.Ĭisco VPN client is the most popular software used to provide remote access connectivity to the corporate home network. Since traffic from the remote user will be passing through the untrusted Internet, it has to be encrypted to keep data confidential. The remote company user needs to have a VPN client software (e.g Cisco VPN client) installed on his/her laptop plus a normal Internet connection (cable internet, broadband ADSL, wifi hotspot etc). ![]() ![]() A Remote Access VPN (Virtual Private Network) is a connection technology to provide secure and confidential connection of remote users to internal company resources through the Internet. ![]()
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