+.It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /host-up
+This script is started when any host becomes reachable.
+.It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /host-down
+This script is started when any host becomes unreachable.
+.It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /subnet-up
+This script is started when a Subnet becomes reachable.
+The Subnet and the node it belongs to are passed in environment variables.
+.It Pa @sysconfdir@/tinc/ Ns Ar NETNAME Ns Pa /subnet-down
+This script is started when a Subnet becomes unreachable.