Scalability
When0.0.0.0 and ::, one extra listening socket is created for IPv6. Local Binding Address is blank.
mode is enabled and the server is bound to bothTwo sockets are created, one for IPv4 and one for IPv6, both of which are handled separately.
- If the server is multi-server and the number of maximum concurrent connections to this server is N, then N+2 sockets are allocated. One for listening, one extra IPv6 listening port, and N for the N connections on the port.
- If a server is single, then three sockets are allocated. One for listening, one for the connection, and one extra IPv6 listening port.
In summary:
- If only one IPv4 socket is required, then clear Local Binding Address to "0.0.0.0" or other valid IPv4 address do the same. . Selecting and setting
- If only one IPv6 socket is required, then select , and set to "::" or other valid IPv6 address.
- If Local Binding Address is blank, then two listening sockets are created on the server. is selected and