1These extensions can be used if `\-\-protocol udp' is specified. It 2provides the following options: 3.TP 4[\fB!\fP] \fB\-\-source\-port\fP,\fB\-\-sport\fP \fIport\fP[\fB:\fP\fIport\fP] 5Source port or port range specification. 6See the description of the 7\fB\-\-source\-port\fP 8option of the TCP extension for details. 9.TP 10[\fB!\fP] \fB\-\-destination\-port\fP,\fB\-\-dport\fP \fIport\fP[\fB:\fP\fIport\fP] 11Destination port or port range specification. 12See the description of the 13\fB\-\-destination\-port\fP 14option of the TCP extension for details. 15