linux默认情况下
linux默认情况下,Linux可以使用6个虚拟控制台来登录本地Linux (本地终端) 系统,当然,这个设置是可以修改的(修改文件/etc/inittab)。每一个虚拟控制台允许让一个用户登录,我们可以使用 ALT+Fn(n=1,2,3,4,5,6)来登录或者是切换到某个虚拟控制台,它们分别对...
linux默认情况下,Linux可以使用6个虚拟控制台来登录本地Linux (本地终端) 系统,当然,这个设置是可以修改的(修改文件/etc/inittab)。每一个虚拟控制台允许让一个用户登录,我们可以使用 ALT+Fn(n=1,2,3,4,5,6)来登录或者是切换到某个虚拟控制台,它们分别对...
The Hilbert Transform is an important component in communication systems, e.g. for single sideband modulation/demodulation, amplitude and phase detect...
Free Space Optical Communication (FSOC) is an effective alternative technology to meet the Next Generation Network (NGN) demands as well as highly sec...
Convergence between the two largest networks (Telecom and IP) is taking place very rapidly and at diff erent levels: (1) network level: unifi cation o...
Internet of Things (IoT) [26] is a new networking paradigm for cyber-physical systems that allow physical objects to collect and exchange data. In the...