diff --git a/etc/startup-config.default b/etc/startup-config.default
index eb3c1d7..cb2ce09 100644
--- a/etc/startup-config.default
+++ b/etc/startup-config.default
@@ -109,6 +109,10 @@ set radius_secret "secret"
 # IPv6 address prefix
 #set ipv6_prefix ::
 
+# Only 2 IPv6 DNS server entries are allowed
+#set primary_ipv6_dns 2001:db8::1
+#set secondary_ipv6_dns 2001:db8::2
+
 # BGP NEXT_HOP path attribute
 #set nexthop 10.0.1.1
 #set nexthop6 2001:db8::1