[LAU] Even more netjack trouble (although setup seems as described)

[Jörn Nettingsmeier]

On 09/22/2010 11:22 PM, Julien Claassen wrote:
> In Sep 22 A.D. 2010 Paul Davis scripsit:
>
>> On Wed, Sep 22, 2010 at 5:02 PM, Julien Claassen <julien at c-lab.de> wrote:
>>> Hello again!
>>>  Sorry, there's stilltrouble. Here's my setup:
>>> on my sstem I opened and forwarded port 19000 as a UDP port. (I think
>>> it's
>>> open to tcp as well).
>>> Then I started jackd:
>>> jackd -R --timeout 4500 -dnetone -i1 -o1 -r 48000 -l 19000
>>>  I'm running jack 1.9.7.
>>>  The other party is running Ubuntu's jack 0.116.1 and does:
>>> jack_netsource -h ip -p 19000
>>>  But he can't connect to my system. I suggested -H, but it seems, he had
>>> success with -h while testing on his local network. Any suggestions?
>>
>> firewall on your or his system?
>>
> Firewall on my system. Does he have to forward and open specific other
> ports on his router/firewall as well? I thought, as I am the one waiting
> for a connection, not initiatng it, I would be the one, taking care of
> this.

is this a local LAN connection?
asking since UDP over NAT routers requires port forwarding on all NAT 
points.