1. Open with editor the /etc/default/grub
<em>vi /etc/default/grub </em>
2. Found for "GRUB_CMDLINE_LINUX=" and add ipv6.disable=1
<div class="block">
GRUB_CMDLINE_LINUX="ipv6.disable=1 rd.lvm.lv=fedora/swap rd.md=0.....</div><div class="block"> </div><div class="color2">3. After recreate grub config </div><div class="color2">
<em>grub2-mkconfig -o /boot/grub2/grub.cfg</em> </div>
4. Reboot system.
<em>reboot</em> </div>
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