UDP NAT map is leaking~

[Halo Master]

nm := newNATmap(config.UDPTimeout)

There is no change to remove key-values from nm.
And the keys are only made from remote addresses. If there are two clients which send-receive udp packet from the same remote address, it will be a problem.

nm.Add(raddr, c, pc, false)

[Rio]

Incorrect. Read the code again.