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Ubuntu (/ ʊ ˈ b ʊ n t uː / ⓘ uu-BUUN-too) [8] is a Linux distribution derived from Debian and composed mostly of free and open-source software. [9] [10] [11] Ubuntu is officially released in multiple editions: Desktop, [12] Server, [13] and Core [14] for Internet of things devices [15] and robots.
A jump server, jump host or jump box is a system on a network used to access and manage devices in a separate security zone. A jump server is a hardened and monitored device that spans two dissimilar security zones and provides a controlled means of access between them.
Linux distributions are frequently used in server platforms. [28] [29] Other than the Linux kernel, key components that make up a distribution may include a display server (windowing system), a package manager, a bootloader and a Unix shell. Linux is one of the most prominent examples of free and open-source software collaboration.
ARP is required when a host wants to send an IPv4 packet to another node within the same network but doesn't know that node's MAC address yet. The host broadcasts an ARP request containing the node's IP address, and the node with the corresponding IP address returns an ARP reply that contains its MAC address.
Ubuntu 22.04 LTS Desktop uses Linux kernel 5.17 for newer hardware and a rolling HWE (hardware enablement) kernel based on version 5.15 for other hardware; Ubuntu 22.04 LTS Server uses version 5.15, while Ubuntu Cloud and Ubuntu for IoT use an optimized kernel based on version 5.15. It updates Python to 3.10 and Ruby to 3.0. [274]
A geotargeting ad server checks the request source IP address and uses a geo-IP database to determine the geographic source of requests. [16] Using a proxy server that is physically located inside a specific country or a city gives advertisers the ability to test geotargeted ads.
An intranet is a set of networks that are under the control of a single administrative entity. An intranet typically uses the Internet Protocol and IP-based tools such as web browsers and file transfer applications. The administrative entity limits the use of the intranet to its authorized users.
This is an accepted version of this page This is the latest accepted revision, reviewed on 19 January 2025. Free and open-source anonymity network based on onion routing This article is about the software and anonymity network. For the software's organization, see The Tor Project. For the magazine, see Tor.com. Tor The Tor Project logo Developer(s) The Tor Project Initial release 20 September ...