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In the X Window System, an X display manager is a graphical login manager which starts a login session on an X server from the same or another computer. A login screen shown by the SDDM display manager. A display manager presents the user with a login screen. A session starts when a user successfully enters a valid combination of username and ...
From the point of view of an X session manager, a session is a “state of the desktop” at a given time: a set of windows with their current content. More precisely, a session is the set of clients managing these windows or related to them and the information that allows these applications to restore the condition of these windows if required.
LightDM is a free and open-source X display manager that aims to be lightweight, fast, extensible and multi-desktop. [5] It can use various front-ends to draw the user interface, [ 6 ] also called Greeters . [ 7 ]
In this situation, the display manager works like a graphical telnet server: an X server can connect to the display manager, which starts a session; the applications which utilize this session run on the same computer of the display manager but have input and output on the computer where the X server runs (which may be the computer in front of ...
A desktop environment is a collection of software designed to give functionality and a certain look and feel to an operating system.. This article applies to operating systems which are capable of running the X Window System, mostly Unix and Unix-like operating systems such as Linux, Minix, illumos, Solaris, AIX, FreeBSD and Mac OS X. [1]
A client and server can even communicate securely over the Internet by tunneling the connection over an encrypted network session. An X client itself may emulate an X server by providing display services to other clients. This is known as "X nesting". Open-source clients such as Xnest and Xephyr support such X nesting. [5]
X.Org Server is the free and open-source implementation of the X Window System (X11) display server stewarded by the X.Org Foundation.. Implementations of the client-side X Window System protocol exist in the form of X11 libraries, which serve as helpful APIs for communicating with the X server. [4]
Wayland is a communication protocol that specifies the communication between a display server and its clients, as well as a C library implementation of that protocol. [9] A display server using the Wayland protocol is called a Wayland compositor, because it additionally performs the task of a compositing window manager.