@kiokoman said in How to prevent users from LAN to know the external local WAN IP ?:
in the 90's i remember there was this conspiracy theory that antivirus computers create viruses in order to sell antivirus software... say no more ... now that your isp know your fear it will ddos you to take your money ... big fish eat small fish !
Because amateur may be You newer come under real DDoS.
P.S. Another perfect example of new attacks vectors, that You may newer know https://www.washingtonpost.com/news/innovations/wp/2017/07/21/how-a-fish-tank-helped-hack-a-casino/