-sites
- site(example-vpn/some-site),
- site(example-vpn/some-other-site),
- site(example-vpn/a-third-site);
+# If you want to communicate with all the VPN sites, you can use something
+# like the following:
+
+sites map(site,vpn/example/all-sites);
+
+# If you only want to communicate with a subset of the VPN sites, list
+# them explicitly:
+
+# sites map(site,
+# vpn-data/example/location1/site1,
+# vpn-data/example/location2/site1,
+# vpn-data/example/location2/site2);
+
+# If you want to communicate with a subset of locations, try the following:
+
+# sites map(site,vpn/example/location1,vpn/example/location2);
+
+# This file is placed in the public domain (insofar as possible.)
+# Authors: Stephen Early, Ian Jackson