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Reserve TCP/UDP port

Show reserved port​

netsh int[erface] ipv4 `
    show excludedportrange { tcp | udp }

Add / Delete reserved port​

netsh int[erface] ipv4 `
    { add | delete } ex[cludedportrange] `
    { [protocol=] tcp | udp } `
    <start port> `
    <number of ports> `
    [ [store=] active | persistent ]

If get Access is denied error when delete reserve port, try Clear Hyper-V / WSL binding port

Ref: You cannot exclude ports by using the ReservedPorts registry key

Clear Hyper-V / WSL binding port​

# show reserved port
netsh interface ipv4 show excludedportrange protocol=tcp

# stop `winnat` service if the port is reserved
net stop winnat

# reserve the port
netsh int ipv4 add excludedportrange protocol=tcp startport=5000 numberofports=1

# restart `winnat` service
net start winnat

Ref: Docker issue #3171