+ 0 Votes Most likely would disrupt for at least a minute robo_dev 2 years ago Assuming that the correct settings are applied, I would suspect the interface will bounce when you hit the OK button. In terms of the settings taking effect, there might be a need to do 'repair' on the interface or at the very least do a ipconfig /flushdns. If this server is a domain controller, or if other things depend on the DNS settings, then the process could get more involved. + 0 Votes Reponse To Answer Wolflingg 2 years ago Thanks for the info--it is a domain controller. Going to have to schedule a 5 hour drive next week lol.