+ echo -n "Loading ip_gre_mod: "
+ if grep -q '^ip_gre$' /proc/modules; then
+ modprobe -r ip_gre
+ fi
+ if grep -q '^ip_gre_mod$' /proc/modules; then
+ echo "already loaded, nothing to do."
+ elif modprobe ip_gre_mod; then
+ echo "success."
+ else
+ echo "could not find module."
+ fi
+