:INPUT,FORWARD,OUTPUT

-p dccp -m dccp --sport 1;=;OK

-p dccp -m dccp --sport 65535;=;OK

-p dccp -m dccp --dport 1;=;OK

-p dccp -m dccp --dport 65535;=;OK

-p dccp -m dccp --sport 1:1023;=;OK

-p dccp -m dccp --sport 1024:65535;=;OK

-p dccp -m dccp --sport 1024:;-p dccp -m dccp --sport 1024:65535;OK

-p dccp -m dccp ! --sport 1;=;OK

-p dccp -m dccp ! --sport 65535;=;OK

-p dccp -m dccp ! --dport 1;=;OK

-p dccp -m dccp ! --dport 65535;=;OK

-p dccp -m dccp --sport 1 --dport 65535;=;OK

-p dccp -m dccp --sport 65535 --dport 1;=;OK

-p dccp -m dccp ! --sport 1 --dport 65535;=;OK

-p dccp -m dccp ! --sport 65535 --dport 1;=;OK

# ERROR: should fail: iptables -A INPUT -p dccp -m dccp --sport 65536

# -p dccp -m dccp --sport 65536;;FAIL

-p dccp -m dccp --sport -1;;FAIL

-p dccp -m dccp --dport -1;;FAIL

-p dccp -m dccp --dccp-types REQUEST,RESPONSE,DATA,ACK,DATAACK,CLOSEREQ,CLOSE,RESET,SYNC,SYNCACK,INVALID;=;OK

-p dccp -m dccp ! --dccp-types REQUEST,RESPONSE,DATA,ACK,DATAACK,CLOSEREQ,CLOSE,RESET,SYNC,SYNCACK,INVALID;=;OK

# DCCP option 0 is valid, see http://tools.ietf.org/html/rfc4340#page-29

# ERROR: cannot load: iptables -A INPUT -p dccp -m dccp --dccp-option 0

#-p dccp -m dccp --dccp-option 0;=;OK

-p dccp -m dccp --dccp-option 255;=;OK

-p dccp -m dccp --dccp-option 256;;FAIL

-p dccp -m dccp --dccp-option -1;;FAIL

# should we accept this below?

-p dccp -m dccp;=;OK