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Wireless tools for Linux is a collection of user-space utilities written for Linux kernel-based operating systems to support and facilitate the configuration of device drivers of wireless network interface controllers and some related aspects of networking using the Linux Wireless Extension.
TAP, namely network TAP, simulates a link layer device and operates in layer 2 carrying Ethernet frames. TUN is used with routing. TAP can be used to create a user space network bridge. [2] Packets sent by an operating system via a TUN/TAP device are delivered to a user space program which attaches itself to the device. A user space program may ...
Ubuntu is built on Debian's architecture and infrastructure, and comprises Linux server, desktop and discontinued phone and tablet operating system versions. [31] Ubuntu releases updated versions predictably every six months, [32] and each release receives free support for nine months (eighteen months prior to 13.04) [33] with security fixes ...
Classless Inter-Domain Routing (CIDR / ˈ s aɪ d ər, ˈ s ɪ-/) is a method for allocating IP addresses for IP routing.The Internet Engineering Task Force introduced CIDR in 1993 to replace the previous classful network addressing architecture on the Internet.
In 2007, Robert Watson and Christian Peron added zero-copy buffer extensions to the BPF implementation in the FreeBSD operating system, [4] allowing kernel packet capture in the device driver interrupt handler to write directly to user process memory in order to avoid the requirement for two copies for all packet data received via the BPF ...
A Linux-based system is a modular Unix-like operating system, deriving much of its basic design from principles established in Unix during the 1970s and 1980s. Such a system uses a monolithic kernel , the Linux kernel, which handles process control, networking, access to the peripherals , and file systems .
Vitamin D with or without calcium doesn't reduce the risk of falls or fractures in generally healthy older adults, according to a new draft recommendation from the US Preventive Services Task Force.
SystemTap debuted in 2005 in Red Hat Enterprise Linux 4 Update 2 as a technology preview. [2]After four years in development, SystemTap 1.0 was released in 2009. [3]As of 2011, SystemTap runs fully supported in all Linux distributions including RHEL / CentOS 5 [4] since update 2, SLES 10, [5] Fedora, Debian and Ubuntu.