transactions – How do nodes talk by way of tcp over completely different networks

completely different networks

Extraordinary plain IP routing.

completely different Nats

The Bitcoin community protocol makes use of normal TCP sockets with a typical vacation spot TCP-port variety of 8333.

Using Community Deal with Translation (NAT) by many last-hop routers makes it more durable to hook up with Bitcoin nodes that use IPV4 personal addresses behind a router. In concept the usage of IPV6 addresses ought to make this concern go away.

I consider the NAT traversal for Bitcoin IPV4 TCP connections in all probability makes use of no matter options are supplied by the underlying community libraries and/or are configured within the OS by the end-user.

As far as I do know, there is not a Bitcoin-specific answer for this. There are quite a lot of common options which may be acceptable to make use of.


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