20 docs tagged with "networking"

Getting an actor to exist on every client, and getting its properties to match the server's values, are

Boost.Asio is not just an async I/O framework — it is also the de-facto C++ networking library.

Boost.Asio is the asynchronous I/O framework at the heart of modern C++ networking and

Boost.Beast is a header-only C++ library for HTTP and WebSocket, built directly on top of

UCharacterMovementComponent is the single biggest reason ACharacter is worth using over a bare

A computer network lets independent machines exchange data despite being built by different vendors,

Wall-running, climbing, grappling, and swimming-that-isn't-MOVE_Swimming all eventually lead you to

Collision and physics tell you that something touched, but they don't know what "damage" means — that's

Replication and RPCs describe how actors talk to each other once a game session exists. Dedicated

Most projects start single-player, or single-player-first with multiplayer as a maybe-someday. That's a

DNS is the Internet's naming system — it translates human-readable names like example.com into the

Why this matters

If a networked character waited for a server round-trip before every step responded on screen, the game

Every networking bug in Unreal traces back to one question: which machine actually owns this piece of

The default replication path re-evaluates, for every connection, whether every replicated actor is still

Replicated properties are good at "this value changed and stays changed." They're the wrong tool for

The data link layer is responsible for moving frames between devices on the same local network

The network layer's job is addressing and forwarding across different networks — the piece that

Two competing layer models are used to describe networking: the OSI model (7 layers, designed by

The transport layer is where "get some bytes from A to B" becomes either a reliable, ordered