https://community.extremenetworks.com/t5/extremeswitching-eos/is-the-b5k-compatable-with-the-10gb-sfp-10gbase-t-10338-insert/m-p/57885#M1182 Matthew,<BR /> <BR /> I do not believe that this optic was tested on the SecureStack B5K. You should check with your account team to be sure.<BR /> Wed, 21 Mar 2018 22:40:00 GMT Daniel_Coughlin 2018-03-21T22:40:00Z https://community.extremenetworks.com/t5/extremeswitching-eos/is-the-b5k-compatable-with-the-10gb-sfp-10gbase-t-10338-insert/m-p/57884#M1181 Is the B5K compatable with the 10Gb SFP+ 10GBASE-T(10338) insert? I looked at the Compatibility Matrix(<A href="https://www.extremenetworks.com/extreme-hardwaresoftware-compatibility-recommendation-matrices/?_ga=2.173489830.407893471.1521642229-1971386995.1521642229" target="_blank" rel="nofollow noreferrer noopener">https://www.extremenetworks.com/extreme-hardwaresoftware-compatibility-recommendation-matrices/?_ga=...</A>) but can't find the B5K listed. Wed, 21 Mar 2018 22:17:00 GMT https://community.extremenetworks.com/t5/extremeswitching-eos/is-the-b5k-compatable-with-the-10gb-sfp-10gbase-t-10338-insert/m-p/57884#M1181 Matthew_Perry 2018-03-21T22:17:00Z https://community.extremenetworks.com/t5/extremeswitching-eos/is-the-b5k-compatable-with-the-10gb-sfp-10gbase-t-10338-insert/m-p/57885#M1182 Matthew,<BR /> <BR /> I do not believe that this optic was tested on the SecureStack B5K. You should check with your account team to be sure.<BR /> Wed, 21 Mar 2018 22:40:00 GMT https://community.extremenetworks.com/t5/extremeswitching-eos/is-the-b5k-compatable-with-the-10gb-sfp-10gbase-t-10338-insert/m-p/57885#M1182 Daniel_Coughlin 2018-03-21T22:40:00Z