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