.B PING
command.
.SP
-.BI "FORCEKX " peer
+.BI "FORCEKX \fR[" options "\fR] " peer
Requests the server to begin a new key exchange with
.I peer
-immediately.
+immediately. The following options are recognized.
+.RS
+.\"+opts
+.TP
+.B "\-quiet"
+Don't actually start a new key exchange; just quietly mark any previous
+key exchange as stale so that a fresh attempt from the peer will
+succeed. This is was introduced for use during testing, but it's also
+useful when a remote peer has forgotten about us: it would be
+annoying if, once it's learns about us and tries to reinitiate a key
+exchange, we ignore it because we think we've already done one recently;
+on the other hand, forcing a key exchange before the remote peer has
+been reinformed about us is a waste of packets.
+.\"-opts
+.RE
.SP
.B "GETCHAL"
Requests a challenge. The challenge is returned in an
.B "\-ephemeral"
\(en see the
.B "ADD"
-command.
+command. The following options are
+recognized.
+.RS
+.\"+opts
+.TP
+.B "\-quiet"
+Suppress any
+.B bye
+message to an ephemeral peer: just quietly forget about it. This is
+used during testing, and is not expected to be generally useful.
+.\"-opts
+.RE
.SP
.B "LIST"
For each currently-known peer, an