@code{kprop} propagation fails to connect for some reason, the process
on the slave may hang waiting for it, and will need to be restarted.
@item
-The master and slave must be able to initiate TCP connections in
-both directions, without an intervening NAT. They must also be able
-to communicate over IPv4, since MIT's RPC code does not currently
-support IPv6.
+The master and slave must be able to initiate TCP connections in both
+directions, without an intervening NAT. They must also be able to
+communicate over IPv4, since MIT's kprop and RPC code does not
+currently support IPv6.
@end itemize
@menu