Update manpage.
@@ -1552,8 +1552,9 @@ destination address matching the configured IP netblock. This configuration
option can be used multiple times. The most specific match will be used.
.TP 5
.B edns\-client\-string\-opcode: \fI<opcode>
-EDNS0 option code for the edns-client-string option, from 0 to 65535. Default is
-65001.
+EDNS0 option code for the \fIedns\-client\-string\fR option, from 0 to 65535.
+A value from the `Reserved for Local/Experimental` range (65001-65534) should
+be used. Default is 65001.
.SS "Remote Control Options"
In the
.B remote\-control:
