Linux Training for People New to Linux - How to Use Linux Command Line Components by Clyde Boom
Linux Commands - The great thing about Linux commands is that they are virtually identical from one Linux distribution (version) to another. So the way the real pros do Linux administration is to work at the Linux command line and run Linux commands. ... The "item(s)" that the Linux command is being run "on" When you run a Linux command, spaces are used between: the Linux command name, the command options and the "item" the command is being run "on". ... Linux Tips: Linux commands are run at the Linux command line prompt and this prompt is shown as ]# at the left of the command.

CCNA Certification Exam Training: Passwords, Cisco Routers, And Network Security by Chris Bryant
CCNA certification is important, and so is securing our network's Cisco routers! To reflect the importance of network security, your CCNA certification exam is likely going to contain quite a few questions about the various passwords you can set on a Cisco router. ... We do so with either the enable password command or the enable secret command. ... That's valuable information for both the CCNA certification exam and real-world networks, because there's no worse feeling than typing a password at a Cisco router prompt and then getting another password prompt!

How To Control The Way Linux Starts Up: GUI or Command Line Interface by George Chamoun
If you were interested in learning linux, one of the main reasons was learning how to work using Linux Shell environment. That is the Command Line Interface ( CLI). How Did I know?. It happened to me, and the most asked Question is how to access the Command line in Linux. ... Here is how you do it: 1-If you are presented with the command line after Linux boots, And after you login and end up at the command line prompt, you Type: STARTX The above command start up the GUI from the command line, and Get you in the Graphic GUI environment of Linux.

Linux Terminal Control Sequences by Bernard Peh
Linux terminals share alot in common with their primitive ancestors such as vt100 like consoles. These early devices is capable of sending sequences that signaled events outside of the normal flow of typed characters, such as escape, tab, linefeed...etc. ... So if you tpye WC at the command prompt, the command will wait for your input till you use CTRL-D to signal the end of transmission. ... You can later restore back the command using the fg command. ... For example, if you accidentally run a command that does not stop, use CTRL-C to cancel the command.

Cisco CCNA / CCNP Home Lab Tutorial: Starting Over by Chris Bryant
When you're preparing for success on your CCNA or CCNP certification exams, sooner or later you're going to want to start totally from scratch on your Cisco routers and switches. It's easy enough to type "write erase" and "reload", but there are a few details you have to watch if you want your... This is where the second prompt comes in: R1#reload System configuration has been modified. ... [yes]:y You'll see quite a few messages after this relating to interface states, and finally you're back at the user exec prompt.

How To Automate Tasks In Your Linux Server by Bernard Peh
If your host is running under the Linux (Unix) operating system, you can perform tasks in the server on a regular basis. For example, sending mails at a certain time of the day, backing up database at 6 in the morning and so on. "Cron" is a program that runs in the background of the Linux server. ... Basically, SSH allows you to type commands in the command prompt. ... The first 5 fields are used to specify when to run the command, and the last field determines what command to run. ... For example, if I want to run a php script at 12 midnight everyday, I will type "crontab -e", then write...

Power of the Unix 'for' Loop by Praveen Puri
If you are a programmer or engineer working in a unix or linux environment, you will probably find the shell 'for' loop to be a handy tool for automating command line tasks. Here are three examples of the 'for' loop. All the commands are in italics and should be entered on the command line,... If the file is readable, print the first line, otherwise print an error message: for i in `cat file_list.txt` do if test -r $i then echo "Here is the first line of file: $i" sed 1q $i else echo "file $i cannot be open for reading." fi done Here, we loop...

Windows Not Valid After Reinstall by Matt Christensen
Recently I had an explorer.exe problem I could not fix. It resulted in me having to wipe the hard drive and reinstall Windows Xp with my legal cd that came with the computer. The installation went great, no hithes. Obviously the first thing you should do after a fresh install is get all of the... At the command prompt, type the following commands, and then press ENTER after each command. ... To my surprise when I tried to run windows update I got an error that my copy of XP could not be validated and it must not be genuine.

Passing The Cisco CCNA Exam: An Illustrated Guide To Router Modes by Chris Bryant
When you're getting started on your CCNA studies, learning the different router modes is key to passing your Intro and ICND exams. But keeping those modes straight can be very difficult. (At least it was for me!) Let's take a look at the various router modes you'll need to know about to pass... To get to the next level, type enable at the user exec prompt: R1>enable R1# Notice that the prompt changed. ... R1(config)#line console 0 R1(config-line)#password cisco R1(config-line)#login The prompt "(config-line)" indicates that you're in line configuration mode.

Windows Vista Top 10 Tips and Tricks by Zoran Petrovic
1. Power button default action The default action for the Power button on the start menu in Windows Vista is Sleep, which isn’t necessarily useful for everybody. You can configure this setting easily by using the advanced power settings panel, which is a little tricky to get to normally, but... You can do that by right clicking the Command Prompt in the list and choose "Run as Administrator" Once you have an administrator command prompt open, you can run the utility by using the following syntax: SFC [/SCANNOW] [/VERIFYONLY] [/SCANFILE=] [/VERIFYFILE=] [/OFFWINDIR= /OFFBOOTDIR=] The...