Features

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Alex Parker edited this page Aug 4, 2015 · 1 revision

General features

Very easy to use
Low CPU overhead
Supports any number of connections

Reliability

Duplicate packets detected and dropped for all delivery methods (even unreliable)
Sequenced messages, late packets are dropped
Reliable messages, lost packets are resent
Ordered reliable messages, lost packets are resent and early packets are withheld
Multiple channels for both sequenced and ordered messages
Message fragmentation; large messages sent using many packets transparent to the application

Low bandwidth

Very compact packet layout
Message coalescing; multiple messages automatically sent in as few packets as possible
Bitstream write/read
Compression methods for ranged integers and floats
Compact message storage; reliable messages will be stored just once for broadcasts

Utility features

Clock synchronization; reliable packet timestamps regardless of packet roundtrip time variations
Optional message encryption
Local network server discovery
Peer and connection statistics
Simple port forwarding using UPnP
NAT traversal support
Ability to simulate lag, loss and packet duplication for testing