The Well Known Ports are those from 0 through 1023.
DCCP Well Known ports SHOULD NOT be used without IANA registration.
The registration procedure is defined in [RFC4340], Section 19.9.
DCCP Registered ports SHOULD NOT be used without IANA registration.
The registration procedure is defined in [RFC4340], Section 19.9.
The range for well-known ports managed by the IANA is 0-1023.
The Registered Ports are in the range 1024-49151.