1:INPUT,FORWARD,OUTPUT 2-m length --length 1;=;OK 3-m length --length :2;-m length --length 0:2;OK 4-m length --length 0:3;=;OK 5-m length --length 4:;=;OK 6-m length --length 0:65535;=;OK 7-m length ! --length 0:65535;=;OK 8-m length --length 0:65536;;FAIL 9-m length --length -1:65535;;FAIL 10-m length;;FAIL 11