https://community.extremenetworks.com/t5/extremeswitching-eos/extreme-x440/m-p/95331#M2336 <P>Hello,</P><P>I have several Extreme x440-48p with very old firmware (ExtremeXOS version 15.3.1.4), I would like to proceed firmware upgrade. Are there any upgrade paths or any other things which I should to know?</P><P>Thanks in advance.&nbsp;</P> Wed, 29 Mar 2023 06:14:45 GMT Adjara_Group 2023-03-29T06:14:45Z https://community.extremenetworks.com/t5/extremeswitching-eos/extreme-x440/m-p/95331#M2336 <P>Hello,</P><P>I have several Extreme x440-48p with very old firmware (ExtremeXOS version 15.3.1.4), I would like to proceed firmware upgrade. Are there any upgrade paths or any other things which I should to know?</P><P>Thanks in advance.&nbsp;</P> Wed, 29 Mar 2023 06:14:45 GMT https://community.extremenetworks.com/t5/extremeswitching-eos/extreme-x440/m-p/95331#M2336 Adjara_Group 2023-03-29T06:14:45Z https://community.extremenetworks.com/t5/extremeswitching-eos/extreme-x440/m-p/95400#M2338 <P>I would definitely read the release notes beforehand. Everything is actually in there.</P> Tue, 04 Apr 2023 13:35:13 GMT https://community.extremenetworks.com/t5/extremeswitching-eos/extreme-x440/m-p/95400#M2338 DeoHeo 2023-04-04T13:35:13Z