LiteNetLib Transport

https://github.com/MirrorNetworking/LiteNetLibTransport/

LiteNetLib based transport for Mirror.

Usage

  1. Download the unity package from Releases and import it to your project (it does not contain Mirror)

  2. Put LiteNetLibTransport component on gameobject with NetworkManager and assign it there

Features

  • UDP

  • Built-in Network Discovery and UPnP

  • Fully managed code

  • Small CPU and RAM usage

  • Small packet size overhead ( 1 byte for unreliable, 3 bytes for reliable packets )

  • Different send mechanics

  • Reliable with order

  • Reliable without order

  • Ordered but unreliable with duplication prevention

  • Simple UDP packets without order and reliability

  • Automatic small packets merging

  • Automatic fragmentation of reliable packets

  • Automatic MTU detection

  • NTP time requests

  • Packet loss and latency simulation

  • IPv6 support (dual mode)

  • Connection statisitcs (need DEBUG or STATS_ENABLED flag)

  • Multicasting (for discovering hosts in local network)

IL2CPP Warning!

With IL2CPP, IPv6 is only supported on Unity 2018.3.6f1 and later because of this: Unity ChangeLog

IL2CPP: Added protocol support for IPv6 on Windows. (1099133)

IL2CPP: Correctly indicate that IPv6 is not supported on non-IPv6 platforms. (1108823)

Also, socket Reuse Address option isn't available in IL2CPP.

Credits

RevenantX - for LiteNetLib vis2k & Paul - for Mirror Coburn - for Ignorance which i've used as an example Dankrushen - for helping me find one small mistake which i couldn't find for two days Lucas Ontivero - for Open.Nat, used for UPnP shiena - for NetworkDiscoveryHUD

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