Optics and Optical Networking

Engage with peer and Cisco experts about pluggable optics (Optics) and optical transport networks (Optical Networking).
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Forum Posts

I'm trying to connect a Nexus c93240yc-fx2 using the 10/25G-CSR-S sfp to a 3850 using the 10G-SR sfp. I can't get the link to come up no matter what speed settings I put on either side. When I use another 10G-SR on the Nexus side, the link comes up n...

MichalD by Beginner
  • 6 replies
  • 0 Helpful votes

I am lucky enough to have multiple instances of Cisco DNA center, we have elected to separate our regions (Canada to instance 1 and US to instance 2) I need to delete a WLAN controller from Instance 1 and add it to instance 2. Both devices are runnin...

rndmcardle by Beginner
  • 1 replies
  • 0 Helpful votes

Resolved! New SFP Connection

Hello,  We are getting a new SFP connection installed between two C9200L-48T-4G-E V1 switches.  We are going to be using the 1G transceiver ports.  The installer said we would need to configure the switches.  I've been searching to see what configura...

rwilber by Beginner
  • 2 replies
  • 0 Helpful votes