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Matt HodgeFlag for United States of America

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SFP Module compatibility with new switches

Hi - currently we have several Cisco 2960-24PC-S 10/100 POE switches, that we are going to be replacing with Cisco Catalyst 2960X-24PD-L POE switches, because of age and the need for the gigabit connection. My question is (my limited Cisco knowledge) that we have SFP Modules that we cant seem to figure out the model #. In the inventory on the switch it shows up next to the Description as "1000BaseSX SFP", and the serial number below it. Does anyone know if these are compatible with the 2960X switches?
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Predrag Jovic
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Typically, when you can see 1000BaseSX SFP and exact model of SFP is not present - those are GLC-SX-MM, which are End-Of-Life. Those SFPs supposed to be compatible with 2960X-24PD-L, but if you need TAC support  SFPs that are in use on device must be on the list - Catalyst 2960 X Series - compatibility list, otherwise Cisco TAC may refuse to support device. GLC-SX-MM are recently removed from the list (so may not be supported on newer IOS versions, without command service unsupported-transceiver, but I guess it will be OK even without command depending on IOS version).
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ASKER

I believe the new switches are IOS 15.2
With 15.2 it should be OK without need for service unsupported-transciver command. Only in the case that you need TAC suport in some moment can be a problem.
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