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