[j-nsp] LX SFP Question

陈江 ilovebgp4 at gmail.com
Fri Sep 25 07:32:12 EDT 2009

You mean DOM(Digital Optical Monitoring)? it will be added to EX in

On Fri, Sep 25, 2009 at 6:47 PM, Mike Mainer <mmainer at tekinside.com> wrote:

> on M&T routers you always have the command list below to give you light
> rx/tx levels/thresholds but Juniper removed this command from the EX version
> of JUNOS.  They actually had the command in early releases (9.2) but it did
> not provide any output.  I know in 9.4r3.5 Juniper just removed that command
> altogether.  We had asked our SE to have this added as a "feature request"
> but nothing so far...
> /*/show interfaces diagnostics/ optics
> */-Mike
> Paul Stewart wrote:
>> Hi folks...
>> Does anyone know the tolerance of the LH SFP's from Juniper?  We are
>> trying
>> to get an EX3200 switch configured and ready for production - have a case
>> open at JTAC but haven't been able to resolve.  In fairness to the JTAC
>> engineer, I haven't had a lot of time to troubleshoot except for
>> performing
>> a software upgrade which has been completed (9.4)
>> The link is up/up from the EX3200 to a Cisco 6500 but the distance at the
>> moment (while testing) is literally 15' or so.  In the Cisco world we have
>> no problem on such short distances but wondering if something is different
>> or causing a problem for the Juniper.
>> We see up/up and at one point were seeing a MAC address but unable to
>> access
>> the Management VLAN on the switch (only VLAN configured at the moment).
>> Since the software upgrade we cannot see a MAC address even which has me
>> wondering about the connection running too hot....
>> JTAC verified that the configuration is correct - Cisco TAC has verified
>> that the IOS configuration is correct.
>> Many thanks,
>> Paul
>> _______________________________________________
>> juniper-nsp mailing list juniper-nsp at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/juniper-nsp
> _______________________________________________
> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp


          James Chen

More information about the juniper-nsp mailing list