larger than minimun MTU, forwarding via other node

[Sandy McArthur Jr]

I'm trying to improve performance between windows 7 and 8 laptops to a NAS
device. All running Tinc 1.0.24.

On Sat, Feb 1, 2014 at 7:52 AM, Guus Sliepen <guus at tinc-vpn.org> wrote:

> The fix is to add "LocalDiscovery = yes" to either MacbookAir or Newnode's
> tinc.conf. This will cause them to send broadcast packets on the local
> network,
> so they can learn each other's local IP address.


Does LocalDiscovery need to be added to both devices? the language above
suggests just one.

Which port is broadcast on? Also, would the windows firewall interfere with
this?

On Sat, Feb 1, 2014 at 7:52 AM, Guus Sliepen <guus at tinc-vpn.org> wrote:

> On Fri, Jan 31, 2014 at 07:39:21PM -0800, Cobin Bluth wrote:
>
> > First off, I would like to express my appreciation for the tinc software,
> > it has been such a great vpn solution for what i need, its amazing.
>
> Thanks!
>
> > I am setting up another node on the vpn. "KVM" is my public facing node,
> > "MacbookAir" is my workstation, "NewNode" is my node i have recently
> > configured and the one with the issue presumably. NewNode and MacbookAir
> > are on the same network, KVM is on a separate physical network.
> >
> > I configure NewNode per usual, and then when i ping from MacbookAir to
> > NewNode over the vpn network, i get very slow speeds, but when i ping
> > NewNode over my local network, i get reasonable speeds. From my
> > understanding, tinc will forward packets through any available node until
> > it can establish a direct p2p or node-to-node connection, is this
> correct?
> > This does not seem to happen.
>
> Yes, however I think the problem in your situation is that NewNode and
> MacbookAir learn each other's IP address from KVM, and since they are
> behind a
> NAT, KVM only knows the IP address of the NAT device. Therefore, NewNode
> and
> MacbookAir try to communicate to each other via the NAT device (this is
> called
> hairpin routing). Your NAT doesn't support this, so NewNode and MacbookAir
> think they cannot connect directly to each other.
>
> The fix is to add "LocalDiscovery = yes" to either MacbookAir or Newnode's
> tinc.conf. This will cause them to send broadcast packets on the local
> network,
> so they can learn each other's local IP address.
>
> --
> Met vriendelijke groet / with kind regards,
>      Guus Sliepen <guus at tinc-vpn.org>
>
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>
>


-- 
Sandy McArthur, Jr.

"No nation could preserve its freedom in the midst of continual warfare."
- Letters and Other Writings of James Madison (1865), Vol. IV, p. 491
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