linux systems HowTo - Linux / Unix Q & A from nixCraft

Linux / Unix Shell: Set Default Printer

last updated January 29, 2012 in UNIX

How do I set default printer in my Bash shell under CentOS Linux or FreeBSD unix desktop operating systems?

Linux Display Ethernet Bridge Name and Information

last updated March 21, 2011 in Linux, Networking, RedHat and Friends

How do I display a list of bridges under Linux? How do I show info about the Ethernet bridge configuration in the Linux kernel?

Reboot Linksys WAG160N / WAG54 / WAG320 / WAG120N Router / Gateway

last updated August 25, 2010 in BASH Shell, Networking

I‘m using a Cisco Linksys WAG320N Router to connect my OS X UNIX and Linux systems to the Web. How do I reboot my Linksys WAG series router / gateway (modem) from UNIX / Linux / OS X bash command prompt or using a shell script?

CentOS / Redhat: Turn On SELinux Protection

last updated March 31, 2017 in CentOS, Linux, Networking, RedHat and Friends, Security, SELinux

SELinux enforces the idea that programs should be limited in what files they can access and what actions they can take. However, by default it is turned off under RHEL / CentOS 5.x server? How do I turn it on?