Skip to content

nixCraft

Linux and Unix tutorials for new and seasoned sysadmin

  • Home
  • About
  • Linux Shell Scripting TutoriaL
  • RSS/Feed
  • Donations
  • Search

nixCraft

Linux and Unix tutorials for new and seasoned sysadmin

nixCraft

Tag: /etc/sysconfig/network-scripts/ifcfg-eth0

How to configure a static IP address on CentOS 7 / RHEL 7

last updated November 22, 2018 in Categories CentOS, Networking, RedHat and Friends

I am a new sysadmin and CentOS user. My system is configured to use DHCP. How can I switch from DHCP to static IP address configuration in a CentOS 7 desktop system? How do I setup a static TCP/IP address on my CentOS Linux 7 or Red Hat Enterprise Linux 7 server using command line option?

2 Comments

Linux Static IP Address Configuration

last updated April 23, 2011 in Categories Debian / Ubuntu, Linux, Networking, RedHat and Friends

How do I configure the Internet Protocol version 4 (IPv4) properties of a network connection with a static IP address for servers running Linux operating systems? How do I configure static IP address under Debian Linux or Redhat / RHEL / Fedora / Redhat Enterprise Linux server?

23 Comments

Linux Display Ethernet Bridge Name and Information

last updated March 21, 2011 in Categories 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?

Redhat Linux Network Interface Configuration (NIC) File Location

last updated January 19, 2011 in Categories CentOS, Fedora Linux, RedHat and Friends

Where are NIC (network interface configuration) files located in the Redhat / Fedora / Centos Linux?

Linux MTU Change Size

last updated October 22, 2009 in Categories BASH Shell, CentOS, Debian / Ubuntu, Hardware, Linux, Networking, RedHat and Friends, Suse, Ubuntu Linux

We’ve gigabit networks, and large maximum transmission units (MTU) sizes (JumboFrames) can provide better network performance for our HPC environment. How do I change MTU size under Linux?

17 Comments

Red Hat / CentOS Add IPv6 Network Alias (multiple IPv6 IP to Same NIC)

last updated January 25, 2009 in Categories CentOS, Fedora Linux, Iptables, Linux, Networking, RedHat and Friends, Ubuntu Linux

Q. How do I add multiple IPv6 address to eth0 under Red Hat / Fedora / RHEL / CentOS Linux for virtual hosting?

7 Comments

Red Hat / CentOS: Swap / Change Ethernet Aliases

last updated January 14, 2009 in Categories CentOS, Linux, Networking, RedHat and Friends, Troubleshooting

Q. My Ethernet aliases are randomly switched and they are bound to the wrong interface. My eth0 became eth1 and eth1 become eth0. This is causing all sort of trouble for services and firewall configurations. How do I swap back and make sure Ethernet aliases works correctly under CentOS Linux server?

14 Comments

Posts navigation

Page 1 Page 2 Next page

Cool Linux penguin shirt

FEATURED ARTICLES

  • 1
    30 Cool Open Source Software I Discovered in 2013
  • 2
    30 Handy Bash Shell Aliases For Linux / Unix / Mac OS X
  • 3
    Top 32 Nmap Command Examples For Linux Sys/Network Admins
  • 4
    25 PHP Security Best Practices For Linux Sys Admins
  • 5
    30 Linux System Monitoring Tools Every SysAdmin Should Know
  • 6
    40 Linux Server Hardening Security Tips
  • 7
    Linux: 25 Iptables Netfilter Firewall Examples For New SysAdmins
  • 8
    Top 20 OpenSSH Server Best Security Practices
  • 9
    Top 25 Nginx Web Server Best Security Practices
  • 10
    My 10 UNIX Command Line Mistakes

Sign up for my newsletter

Sign up for my newsletter



RSS Recently updated

  • Debian Linux 9.8 released and here is how to upgrade it
  • How to ping and test for a specific port from Linux or Unix command line
  • How to find a folder in Linux using the command line
  • Debian Linux 9.7 released and here is how to upgrade it
  • Ubuntu Enable & Set up Automatic Unattended Security Updates
  • Linux hide processes from other users and ps command
  • Understanding Bash fork() Bomb :(){ :|:& };: code
  • vim-plug: A beautiful and minimalist vim plugin manager for Linux/Unix users
  • Linux / UNIX: Bash Script Sleep or Delay a Specified Amount of Time
  • KSH redirect stdout and stderr to a file on Linux or Unix

Corporate Patron

  • Linode
  • Cloudflare
  • Prospect One
nixCraft @2000-2019 nixCraft. All rights reserved.
  • PRIVACY
  • TERM OF SERVICE
  • CONTACT/EMAIL
  • DONATIONS
  • Search