Chapter 32. Remote Access
IN THIS CHAPTER
Remote access methods
How remote desktop applications are used
Remote connection protocols
Remote access servers' roles in authentication and access
Remote access describes a system of client/server software that connects a remote client to a remote access server. In this chapter, remote access software that connects clients through the Public Switched Telephone Network is highlighted, but the trend in this area of software is toward remote clients connected using Virtual Private Network (VPN) connections over the Internet. A variety of remote access connection protocols are used, including SLIP, PPP, PPPoE, PPTP, and L2TP. Their relationship to remote access software is described.
Remote desktop software allows a client system to remotely connect to a host system so that the desktop of the host is shown on the client system; this software will be described in this chapter. Among the uses of remote desktop software are remote computing, remote system management, help desk applications, remote learning, and thin client/server applications. Remote desktop protocols are low-bandwidth connections that are optimized to send graphics data from server to client.
The different remote desktop connection protocols, such as ICA, RDP, X11, and others, are described. Among the applications described are Microsoft Remote Desktop Connection, Citrix GoToMyPC, and others.
Remote access servers not only provide a connection to a network but must also allow access ...
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