gostun

NatMappingBehavior:
inconclusive
endpoint independent (no NAT)
endpoint independent
address dependent
address and port dependent

NatFilteringBehavior:
inconclusive
endpoint independent
address dependent
address and port dependent

NAT Type	Nat Mapping Behavior	Nat Filtering Behavior
Full Cone	endpoint independent (no NAT)	endpoint independent
Restricted Cone
Port Restricted Cone
Symmetric	address dependent、address and port dependent

Thanks

https://datatracker.ietf.org/doc/html/rfc3489#section-5

https://datatracker.ietf.org/doc/html/rfc4787#section-5

https://github.com/pion/stun/tree/master/cmd/stun-nat-behaviour