[j-nsp] Force ports with only RX connected to UP

[Nitzan Tzelniker]

What version are you running on the EX ?
In the past I see a version when you couldn't disable autoneg (you can but
it didn't disable it )

Nitzan

On Sun, Jul 11, 2010 at 04:04, Chuck Anderson <cra at wpi.edu> wrote:

> On Sat, Jul 10, 2010 at 08:55:36PM -0400, Chuck Anderson wrote:
> > On Sun, Jul 11, 2010 at 01:05:41AM +0200, John Wilkes wrote:
> > > On Sun, Jul 11, 2010 at 12:28 AM, Phil Mayers <p.mayers at imperial.ac.uk>
> wrote:
> > > > Your direct test I would expect to fail; pulling the TX fibre will
> cause the
> > > > far end to signal fault and bring the entire link down.
> > >
> > > Yes, the far end. But I meant I connected both TX and RX between two
> ports.
> > > That made them both come up (of course). But when I pulled just one TX
> > > they both went down.
> >
> > Try disabling Autonegotiation on the EX4200-24F ports and see if the
> > one-way link comes up then:
> >
> > set interfaces ge-0/1/0 ether-options no-auto-negotiation
> > set interfaces ge-0/1/0 ether-options speed 1g
> > set interfaces ge-0/1/0 ether-options link-mode full-duplex
>
> Doh.  I see you already tried that.  Well, since that doesn't work how
> about hacking it by splitting a 1310nm optical signal and sending it
> into all the ports?  Like put a spare SFP into one of the EX4200
> ports, and optically split its TX port and send it to all the other
> SFP's RX ports.
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