Connectivity

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Connectivity

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Fix Login timeouts, Packet sizes errors, Payloads errors, ghostblocks and more.

No Theme
No Genre
Server Utility
Mod Loaders
Forge
NeoForge
Fabric
Minecraft
26.2

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Type
Mod
Latest Version
connectivity-fabric-26.1-7.6.jar

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About

Description

Lightweight mod which solves several connection problems like Login-Timeouts, DecoderException, Packet size limits, Ghostblock issues, Payload too large and more. It also offers commands to analyze network traffic and a bunch of debugging utilities, advanced error logging, packet logging etc.
Requires Cupboard dependency to be installed in newer versions

  • Login timeout
  • Play timeout
  • Detailed Network statistics
  • Fix packet size exceptions during login/play
  • Log data of too large packet to show sources
  • Log warnings about too large data beeing sent
  • Malformed/Malicious traffic protection

The mod is not required on both sides, but offers useful functionality for both sides.

Randompatches (in)compatibility:

Set this in the randompatches.toml config file so random patches does not crash when started alongside connectivity:
mixin_blacklist = ["ServerPlayNetHandlerKeepAlive"]
Connectivity has some overlap with randompatches and happens to apply first, which makes random patches crash.

Timeoutout/XL packets mod is incompatible/not needed alongside this

If you enjoy this mod consider supporting the development, any support is greatly appreciated.

The development is an unpaid free-time activity, so any support helps being able to spend more time on it.
You can support me on Patreon or just spreading the word around.

162637017-9a30d47b-493d-4743-9029-ac09dcc438f9.png

Network stats and Commands:
Commands for network stats show the traffic rate aswell as which packet is causing it. kb is short for kilobyte

Statistics are refreshed once per minute and save a history of up to 5 minutes. All commands have an optional minute count you can give it to display(1-5, 5 is default when no argument is given)

Normally most traffic is caused by chunk packets, modded packets should rarely exceed those.
Client side command to show outgoing traffic:  /connectivity packetsClient

Messages sent by the client

Server commands:

List traffic  rate of all players:  /connectivity packetsAllPlayers
Player traffic list

List packets by type send to a specific player(example is player Dev):  /connectivity packetsPlayer Dev


List all packets sent out by the server by packet type. /connectivity packetsSummary

Packet overview over all packets sent in total

Print the largest packet of a type to the latest.log, e.g. the packet called MovePacket: /connectivity printpacket MovePacket

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