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OPS235 Lab 1 19

4 bytes added, 17:33, 28 August 2013
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{{Admon/important|Pathname for USB Stick|The procedure has changed to refer to the usb device for distributions prior to Fedora19 (eg. /media/usb-device-name). For Fedora19, the new device pathname is:<br /><b>/run/media/userloginid/usb-device-name</b> .<br /><br />Note: You can press the <b>tab</b> key to guess what the userloginname/usb-device-name is...}}
 
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{{Admon/tip |Consider Remaining Lab Time Prior to Performing Upgrade|'''Carefully check the remaining time in your lab prior to performing an upgrade on the operating system'''. It can take 30 - 90 minutes to perform an upgrade...}}
 
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{{Admon/tip |Rusty Issuing Linux commands since ULI101?|To be an effective Linux administrator, you need to become comfortable on issuing Linux commands in a shell, and use resources to quickly learn how to properly formulate Linux commands...<br /><br />You can run the following online tutorials to practice (refresh) issuing Linux commands. These tutorials were designed for another course called "OPS435", but you can still use them for practice. Simply open a shell, SSH into the Matrix server (eg. ssh yourusername@matrix.senecac.on.ca) and run the following 4 tutorials (you can copy and paste these separate pathnames and run like a program):<br /><br />'''/home/ops435/tutorials/tutorial1<br />/home/ops435/tutorials/tutorial2<br />/home/ops435/tutorials/tutorial3<br />/home/ops435/tutorials/vi-tutorial'''<br /><br />You can also refer to the section above called '''Linux Command Online Reference''' to see how use use the following Linux commands to obtain the required information.}}
 
# To check the network configuration settings obtained from the DHCP server, run the following commands, describing the output in your log book:
{{Admon/important|SELinux|SELinux stands for '''Security-Enhanced Linux'''. It is a component that helps to better secure the system to protect against intrusion (hackers). Usually, SELinux is enabled upon the default install of Fedora. SELinux can be a good thing, if you take care of it and are aware that it is enabled or disabled. It is recommended that you '''disable SELinux by default''' for this course, since you will be communicating with other virtual machines and can cause machines NOT to communicate.}}
 
# Disabling SELinux on Fedora is actually quite simple, just edit the file '''/etc/selinux/config''' and change the following line to look like this:
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