# entry for recovery mode. This option lists command-line arguments
# to add only to the default menu entry, after those listed in
# `GRUB_CMDLINE_LINUX'.
-GRUB_CMDLINE_LINUX_DEFAULT="quiet panic=120"
+# To disable IPv6 in kernel, append: ipv6.disable=1
+GRUB_CMDLINE_LINUX_DEFAULT="panic=120 quiet"
# Command-line arguments to add to menu entries for the Linux kernel.
GRUB_CMDLINE_LINUX=""