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