[Mono-list] Re: Remoting and firewalls
robertj at gmx.net
Tue Jun 28 12:00:40 EDT 2005
Helge Lenuweit wrote:
> Hello mono folks,
> I am writing a service that offers a remoted object on either Windows or
> mono/Linux. While this indeed works great on mono, my solution uses the
> commercial GenuineChannels product on Windows that offers a
> bidirectional TcpChannel implementation. This allows to get around
> firewalls and NAT routers but unfortunately only runs on Windows
> (offering lots of additional features like security sessions,
> impersonation, direct exchange etc. which aren't used in my case).. I'm
> now looking at something similar for mono, or any other solution to "get
> connected" to the server.
GenuineChannels is sold with source code. Just kick the proprietary
> My research so far brought up the following, most of it from a
> discussion on this list about two years ago:
> - SSH tunneling to the server might be an option. What I tried was
> forwarding the server port to my client machine which allowed me to
> connect to a singleton. Then a method is called and a CAO returned, only
> that the new object's URI points to the real server's name instead of
> localhost again. (I used this to allow for an interface-based design).
You have to provide the explicit IP address of the server in its
remoting config file:
<channel ref="tcp" port="8086"
> - Anyway, requiring an SSH connection doesn't seem the most intuitive
> for the end user... Also I couldn't figure out what to do for the
> callback channel (I use the "new TcpChannel(0)" constructor for an
> arbitrary callback port).
Don't use "0". Use a second port that you must forward with SSH as well.
More information about the Mono-list