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+This module matches the 6 bit DSCP field within the TOS field in the
+IP header. DSCP has superseded TOS within the IETF.
+.TP
+.BI "--dscp " "value"
+Match against a numeric (decimal or hex) value [0-32].
+.TP
+.BI "--dscp-class " "\fIDiffServ Class\fP"
+Match the DiffServ class. This value may be any of the
+BE, EF, AFxx or CSx classes. It will then be converted
+into it's according numeric value.