:INPUT,FORWARD,OUTPUT -m dscp --dscp 0;=;OK -m dscp --dscp 0x3f;=;OK -m dscp --dscp -1;;FAIL -m dscp --dscp 0x40;;FAIL -m dscp --dscp 0x3f --dscp-class CS0;;FAIL -m dscp --dscp-class CS0;-m dscp --dscp 0x00;OK -m dscp --dscp-class BE;-m dscp --dscp 0x00;OK -m dscp --dscp-class EF;-m dscp --dscp 0x2e;OK -m dscp;;FAIL