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vtrunkd - universal network link bonding and multichannel VPN.

Copyright (C) 2015-2016 Vrayo Systems team,

Vtrunkd is a Linux VPN daemon used to combine several connection paths into one aggregated channel. Features latency, reordering and jitter management, behaviour analysis optimizations for encapsulated protocols, bufferbloat control, packet redundancy, and multiple cpu cores utilization. Up to 30 heterogenous links bonding supported. Used for live streaming, LTE/3G/Wi-Fi link bonding. 32/64-bit, x86, MIPS and ARM supported. Supports python plug-ins for new algorithms implementation.

Compilation and Installation:

In order to compile vtrunkd you need several software packages. Required packages:

  • Good C compiler (gcc, egcs, etc)
  • GNU Make (make)
  • GNU libtool (libtool)
  • Lexical Analyzer (flex, lex)
  • YACC (yacc, bison, byacc)
  • Universal TUN/TAP driver

On ubuntu, run:

$ sudo apt-get install build-essential flex bison
$ ./configure --prefix=
$ make
$ sudo make install


If you have any suggestions, ideas, wishes send them to

vtrunkd and vtrunkd algorithm (C) Andrew Gryaznov

Based on Vtun (C) 1998-2004 Maxim Krasnyansky

This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit. ( Copyright (c) 1998-2004 The OpenSSL Project. All rights reserved.