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In computer networking, xinetd (Extended Internet Service Daemon) is an open-source super-server daemon which runs on many Unix-like systems, and manages Internet-based connectivity. [ 3 ] It offers a more secure alternative to the older inetd ("the Internet daemon"), which most modern Linux distributions have deprecated.
Services are software objects that provide a set of capabilities to other software. [3] For example, a webserver provides HTTP service to web browsers. Other services include NFS for sharing files on a network, DHCP for dynamic IP address assignment, and Secure Shell for remote logins. Even higher level functions can be services, such as ...
Zeroshell is a small open-source Linux distribution for servers and embedded systems which aims to provide network services. [1] [2] Its administration relies on a web-based graphical interface; no shell is needed to administer and configure it. Zeroshell is available as Live CD and CompactFlash images, and VMware virtual machines.
A runlevel defines the state of the machine after boot. Different runlevels are typically assigned (not necessarily in any particular order) to the single-user mode, multi-user mode without network services started, multi-user mode with network services started, system shutdown, and system reboot system states.
The system is a specialized Debian-based Linux distribution with networking applications such as Quagga, OpenVPN, and many others. A standardized management console, similar to Juniper JUNOS or Cisco IOS, in addition to a web-based GUI and traditional Linux system commands, provides configuration of the system and applications. In recent ...
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Apcupsd, short for APC UPS daemon, is a utility that runs on Linux, UNIX, macOS and Windows. [1]: 1, 8–9 It allows the computer to interact with APC UPSes. Apcupsd also works with some OEM-branded products (e.g. Hewlett-Packard) manufactured by APC. [1]: 7 [2] [3] Apcupsd is a free software equivalent of the APC's proprietary PowerChute software.
Among the Linux features supported by DMTCP are open file descriptors, pipes, sockets, signal handlers, process id and thread id virtualization (ensure old pids and tids continue to work upon restart), ptys, fifos, process group ids, session ids, terminal attributes, and mmap/mprotect (including mmap-based shared memory). DMTCP supports the ...