1.TP 2\fB--source-port\fR,\fB--sport \fR[\fB!\fR] \fIport\fR[\fB:\fIport\fR] 3.TP 4\fB--destination-port\fR,\fB--dport \fR[\fB!\fR] \fIport\fR[\fB:\fIport\fR] 5.TP 6\fB--dccp-types\fR [\fB!\fR] \fImask\fP 7Match when the DCCP packet type is one of 'mask'. 'mask' is a comma-separated 8list of packet types. Packet types are: 9.BR "REQUEST RESPONSE DATA ACK DATAACK CLOSEREQ CLOSE RESET SYNC SYNCACK INVALID" . 10.TP 11\fB--dccp-option\fR [\fB!\fR\] \fInumber\fP 12Match if DCP option set. 13