system: Don't accept ipv6 router advertisements.

diff --git a/etc/sysctl.conf b/etc/sysctl.conf
index 4c0e782737772b318dfc7c81699f52387ac910c8..a0f804e60918e0e50040709b51298ec6791e64db 100644 (file)
--- a/etc/sysctl.conf
+++ b/etc/sysctl.conf
@@ -2,3 +2,9 @@
 # See /etc/sysctl.d/ for additonal system variables
 # See Documentation/sysctl and Documentation/net/ip-sysctl.txt for more info on
 # the meaning of vars.
+
+# Disable listening to routing advertisements on ipv6. The coloclue network
+# doesn't use them, so this prevents us from getting messed up when someone
+# else accidentally starts sending ras.
+net.ipv6.conf.all.accept_ra=0                                                                                                                 
+net.ipv6.conf.default.accept_ra=0