[c-nsp] Good 10GE Metro switch

Joe Loiacono jloiacon at csc.com
Mon Aug 18 17:04:57 EDT 2008


Wow. Thanks Steinar, I've been looking all over their website for this! 
Looks like about the same power budget as the Cisco XENPAK-10GB-ZR.

Joe




sthaug at nethelp.no 
08/18/2008 04:46 PM

To
Joe Loiacono/CIV/CSC at CSC
cc
cisco-nsp at puck.nether.net
Subject
Re: [c-nsp] Good 10GE Metro switch






> Turns out the fiber length is about 60km, but it is testing at 13dB for 
> 1550 nm. This winds up fitting in the 24dB optical budget for the 
> XENPAK-10GB-ZR (80 km). I have removed  dB for connectors and potential 
> splices as well.
> 
> Next challenge: On the other end of the connection is a Juniper MX. So 
> here we go again ...

You should be just fine with a 10-GBASE-Z (80 km) XFP on the Juniper MX.
See for instance Table 3 on this page:

  
http://www.juniper.net/techpubs/hardware/common/mx-series-dpc/4-port-10-gigabit-ethernet-dpc-with-xfp.html#mx-series-dpc-4xge-xfp


Steinar Haug, Nethelp consulting, sthaug at nethelp.no



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