[j-nsp] Strange RX issue w/ GE PIC

[Rubens Kuhl Jr.]

On Mon, Aug 25, 2008 at 12:05 PM, Eric Van Tol <eric at atlantech.net> wrote:
> Hi all,
> I'm experiencing a strange RX issue on a link and I need some more ideas on where to look.  Two routers, an M7i and M20, are connected back-to-back, sort-of (there's optical gear between them, obviously), over a WDM link.  Ping tests work perfectly from one

> In what situation would one see input errors accrue on one side, but only when bi-directional traffic is enabled?

Sounds like reflection; although RX and TX are different wavelenghts,
on WDM they may be close enough so the filter attenuation doesn't kill
all of the reflected beam.


Rubens