Optics and Optical Networking

Currently I have a SW Cisco Catalyst 2960X-48FPS-L, which has SFP Gbics and a fiber of 10 GB to connect from this SW to another Cisco Catalyst 2960X-48FPD-L which supports SFP+ 10 GB. Could you help on choose the right tranceiver to uplink 1 GB to 10...

HiWe installed new Cisco C9300 stack (v16.12.4)and connected ports Te1/1/1-4 and Te2/1/1-4 to 4 HP DL360 servers (each HP server has two NICs)So Te1/1/1-4 is connected to all 4 HP serversAnd the other Te2/1/1-4 is also connected to the same 4 HP serv...

We have been using OEM sfps for a long time with C2960 series without a problem but we cuurently switch to a C1000 series switch and apperantly this series does not support the allow-unsupported-transceiver command. Does anybody know  a way to use ot...

Dear all, can i plug CVR-QSFP-SFP10G to 93108TC-FX3P ? and use that to connect 10G-SR?

Good evening folks, question for you:Am I crazy, or does Cisco not have a 10G LC mm SFP that that can also be adjusted to handle 1Gb/100Mb/etc. ?We have a large project at work that is fully 10G LC fiber; however, we want the capability to connect to...

Hello,our company has an office connected via MMF 1310nm wavelength cable.Currently we are using media converters which are works fine so far. But for backup reason we want to upgrade to a new Cisco switch. Here starts my trouble, I am not able to fi...

Hi, I work for a research lab, and we have a couple of NCS2006 switches and two ASR9904 routers. We would like to transmit between the routers through the switches.  I am struggling to add the ASR9000 to CTC; what ports need to be connected between t...

Hey guys, I have a GLC-LH-SMD adapter and I need to know what single mode fiber cable to order. I know its single mode cable with LC connections on both ends. Thanks for the help! -Nick

Our service provider installed a Champion One 1000SFP10 in there equipment as the handoff for us to plug our fiber into. I am not able to find exactly what Ethernet standard the transceiver uses. When I look at the datasheet it simply states a wavele...

My Dell server is connected with SPF-10G-SR module using LC-SC OM3 MMF fibre optic cable connected to Cisco 3750E's X2-10GB-SR module. However when I run sh inventory command, it is showing the below message: ITU Channel not available (Wavelength not...

Looking for LC connection types on SFP Transceivers.  Unable to find SFP model number for LC connections.  Also, SFP must be SMF types.  Any help on correct GLC model numbers would be appreciated. 

I have a Cisco Catalyst switch, and I want to connect it to my router with SFP. If I try on another device, the fiber cable I use can still be connected. The attenuation is at -21.

Hi, I'm having trouble getting SFP-10G-SR-S to work with 93180YC-FX3 switch. Current physical connection:93180YC-FX3, SFP-10G-SR-S ===== om4 cable ===== 93180YC-FX3, SFP-10G-SR-S  When I insert the transceiver, it is recognised by the switch perfectl...