-
-# If it was given Print for <public-remote-foo'>, this command's first
-# stdout output should be the real
-# <public-remote-addr>,<public-remote-port> pair (and of course this
-# udptunnel's output will be). It may then produce more stdout which,
-# if any, will be forwarded to the local end's stdout as debugging info.
+# These special values are case-sensitive. When alice runs udptunnel
+# on bob they are automatically translated to appropriate other values
+# in the arguments to bob's udptunnel.
+#
+# If <bob-command> is specified it should run udptunnel at the
+# bob end; it will be invoked as
+# <bob-command> [ <bob-args> ... ]
+# [ <-e arguments passed along> ]
+# <bob-phys-addr'>,<bob-phys-port'>
+# <alice-phys-addr'>,<alice-phys-port'>
+# <bob-virt-addr>,<alice-virt-addr>,<mtu>,<proto>
+# <keepalive>,<timeout>[,<reannounce>]
+# <bob-priv-nets> <alice-priv-nets>
+#
+# If it was given Print for <bob-phys-foo'>, udptunnel's first stdout
+# output will be the real <bob-phys-addr>,<bob-phys-port> pair. It
+# may then produce more stdout which, if any, will be forwarded to the
+# local end's stdout as debugging info.