How to make persistent changes to the /etc/resolv.conf?

Solution Verified - Updated -

Issue

  • DNS servers in /etc/resolv.conf change after a reboot or network service restart
  • resolv.conf gets overwritten
  • Why do entries in /etc/resolv.conf get cleared after a system reboot?
  • How to make permanent changes to the /etc/resolv.conf?
  • Reboot removes or changes entries in /etc/resolv.conf

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • initscripts
  • NetworkManager
  • DNS

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content