[zeromq-dev] Firewall Tunneling

Michel Pelletier pelletier.michel at gmail.com
Fri Feb 27 23:17:38 CET 2015


It isn't conceptually different than trying to connect any tcp stream
behind firewalls

http://en.m.wikipedia.org/wiki/TCP_hole_punching
On Feb 27, 2015 2:14 PM, "Kenneth Adam Miller" <kennethadammiller at gmail.com>
wrote:

> So, as per the title, I have two regular machines working underneath
> different firewalls, and I need to be able to get each machine talking to
> one another. They each talk to a broker that helps them exchange their
> address information-but just calling connect on a machine that is
> potentially under a normally firewall won't work, because each side must
> have a port open to receive the connection.
>
> I'm pretty sure that the ZMQ community has dealt with firewalls before.
> How do I facilitate direct direct communication from beneath a firewall?
>
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