Re: www.eftps.gov contact

[Christopher Morrow <morrowc.lists () gmail com>]

On Tue, Dec 18, 2012 at 10:49 AM, Darren Pilgrim <nanog () bitfreak org> wrote:
> On 2012-12-18 07:36, Christopher Morrow wrote:
> > On Tue, Dec 18, 2012 at 10:35 AM, Christopher Morrow
> >
> > > it's probably also fair to point out that ... it seems to be working.
> > > (AAAA and A)
> >
> >
> > so, what's broken?
>
>
> The end-user machines I tested on are behind 6in4 tunnels (MTU 1480). They
> open the TCP connection, but never load a page.  They don't complete the
> HTTPS SSL handshake.  On port 80, they send the HTTP request, but never get
> a response to GET /.

see, now we're getting information that FDC/IRS could actually use! :)
This looks like an MTU issue then?