Depends where you host it. If you host it on your own computer, then it's fine. But that means the server is limited by your own connection speed and computer's specs. So many people host it on a hired server that they pay for, which can support a lot more people than most home computers.
Yes, it is possible. Go to mineshafter.appspot.com for more info.
You cannot get Minecraft multiplayer for free. You must buy the game to be able to log onto a server.
You go on Minecraft Classic and click on Multiplayer. A good server is Team 9000 Free Build.
Minecraft has a separate multiplayer server file to download for free. Just look for the links for the forums or look at Youtube to find out how to set it up.
if you created it right then they have to know you multiplayer server address to get to your multiplayer server
the Fun land server.
Its a server for Minecraft multiplayer PVP
Simply click "Multiplayer" then do "direct connect" or "add server" and type in a server IP. From there, you can play with friends and family on a Minecraft server.
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its not run on a "server" multiplayer is but you download minecraft and it runs on your system.
You can't
You need to make a secure web page and then go to Minecraft Multiplayer and make a server. The IP will be: mc. and then your webpage name, .net
No. Unless you and your friends actually create your own server with online mode disabled.