Optics and Optical Networking

Hi All, I'm currently looking at upgrading devices in an entire network estate from 1GB aggregation to the Core to 10GB. All connections to the Core are via Single Mode fibre.  Is there anything about the Single mode fibre infrastructure that needs t...

I've been looking at the 10Gb CWDM sfp page located here Cisco 10Gb CWDM SFPs and I'd like to understand why the Color column only show's "Red" normally the wavelengths are different colors.  Is it a typo or am I missing something :-)

Hi My colleagues and I have been debating the pro and cons of 2 scenarios to upgrading our fiber infrastructure.   We currently have 62.5/125 multi-mode fiber running between our switch closets running 1GB between.  We want to move to 10G. What ar...

I need to design a CCTV network in ring topology as shown in the attachment. I would like to monitor all the CCTV from a central location at central location (CCR).  Each camera represents a location where CCTV camera are setup. I need to following d...

Hello All, I need help on the explanation from "show hw-module" output for below particular section (bold) of the output. What does the output mean? I try to search for document but couldn't find any. And from the command, how do I verify the operat...

Please support to know the specs of which used for connecting the SDH (15310E-MA-SA=) to E1 patch panel (15305-PP-32E1-120=) also please advise from where to buy

Team, Is it difficult to write a script which performs a shutdown on a Cat3650 interface once attenuation has reached >17dB (29.5 is current in the output below)?   Thank you, Switch#show interface transceiver If device is externally calibrated, onl...

Hi, team In attach my short presentation how calculate Chromatic Dispersion in optical networks.

Is anyone else having issues with getting the a/c power modules in a 15454 M6 shelf not locking in place? Seems like the cam locks on the ones we have aren't catching. As a result, you can inadvertently pull them out while disconnecting the power cor...

my organization has decided to move away from the 15454 MSPP.  I'm looking for a good solution to replace that piece of equipment.  we currently get inbound service through OC-48 links and break them out in the MSPP down to our ASR1006s.  would it be...