Displaying the BootROM and Firmware Versions

To display the bootROM (firmware) version on the switch and on all of the modules and PSU controllers, use the show version command.
The following is a sample for an 4120 Series switch: 
4120-48MW-4Y-SwitchEngine.8 = show version
Switch          : 801187-00-AA FF022335G-00007 Rev AA BootROM: 4.6.0.3    IMG: 32.7.1.22

Image   : Extreme Networks Switch Engine version 32.7.1.22 by release-manager
          on Fri 12 Apr 2024 02:38:24 PM UTC

BootROM : Default 4.6.0.3  Alternate 4.6.0.3
Diagnostics : 0.0.1.6
Certified Version : EXOS Linux 5.10.177, Extreme Networks FIPS Object Module 2.0.16a
Build Tools Version : exos-arm64-sdk-3.1.19.1.0
The following is a sample for an 4220 Series switch: 
4220-48P-4X-SwitchEngine.1 = show version
Switch          : 801146-00-03 PA062335G-00005 Rev 03 BootROM: 3.5.0.10   IMG: 32.7.0.527

Image   : Extreme Networks Switch Engine version 32.7.0.527 by release-manager
          on Mon 04 Mar 2024 04:42:03 PM UTC
BootROM : Default 3.5.0.10  Alternate 3.5.0.10
Diagnostics : 0.0.3.2
Certified Version : EXOS Linux 5.10.177, Extreme Networks FIPS Object Module 2.0.16a
Build Tools Version : exos-arm64-sdk-3.1.19.1.0
The following is a sample for a ExtremeSwitching 5520 series switch:
5520-48W-SwitchEngine.8 # show ver
Switch          : 800994-00-03 2008G-01290 Rev 03 BootROM: 2.2.1.8    IMG: 31.6.0.457
5520-VIM-4YE-1  : 800999-00-03 SB102011G-00319 Rev 03

Image   : Extreme Networks Switch Engine version 31.6.0.457 by release-manager
          on Mon 17 Jan 2022 07:44:41 PM UTC
BootROM : Default 2.2.1.8  Alternate 2.2.1.8
Diagnostics : 0.0.2.6
Certified Version : EXOS Linux 5.4.140, Extreme Networks FIPS Object Module 2.0.16a
Build Tools Version : exos-arm64-sdk-3.1.10.1.0
The following is a sample for a ExtremeSwitching 5420 series switch:
5420F-48T-4XE-SwitchEngine.1 # show version detail
Switch          : 801085-00-02 2039G-00608 Rev 02 BootROM: 2.3.2.1    IMG: 31.3.0.517
                  CPLD: 1.0.12 UC: 1.0.14

Image   : Switch Engine version 31.3.0.517 by release-manager
          on Thu Mar 11 10:43:08 EST 2021
BootROM : Default 2.3.2.1  Alternate 2.3.2.1
Diagnostics : 0.0.1.3
Certified Version : EXOS Linux 4.14.200, Extreme Networks FIPS Object Module 2.0.16a
Build Tools Version : exos-arm64-sdk-3.1.4.1.0

The following is a sample for a 5320 series switch:

5320-48P-SwitchEngine.8 # show ver
Switch          : 801085-00-02 2039G-00608 Rev 02 BootROM: 2.3.2.1    IMG: 31.3.0.517
                  CPLD: 1.0.12 UC: 1.0.14

Image   : Switch Engine version 31.3.0.517 by release-manager
          on Thu Mar 11 10:43:08 EST 2021
BootROM : Default 2.3.2.1  Alternate 2.3.2.1
Diagnostics : 0.0.1.3
Certified Version : EXOS Linux 4.14.200, Extreme Networks FIPS Object Module 2.0.16a
Build Tools Version : exos-arm64-sdk-3.1.4.1.0
The following is a sample for a ExtremeSwitching 5720 series switch:
5720-48MW-SwitchEngine.1 # show ver
Switch          : 801131-00-01 AR032207Q-40017 Rev 01 BootROM: N/A        IMG: 32.2.0.414

Image   : Extreme Networks Switch Engine version 32.2.0.414 by release-manager
          on Mon 12 Sep 2022 06:28:49 PM UTC
Diagnostics :
Certified Version : EXOS Linux 5.4.183, Extreme Networks FIPS Object Module 2.0.16i
Build Tools Version : exos-x86_64-sdk-3.1.14.1.0
The following is a sample for an ExtremeSwitching 7520 series switch:
7520-48Y-8C-SwitchEngine.1 # show ver
Switch          : 801131-00-01 AR032207Q-40017 Rev 01 BootROM: N/A        IMG: 32.4.0.414

Image   : Extreme Networks Switch Engine version 32.4.0.414 by release-manager
          on Mon 3 July 2023 06:28:49 PM UTC
Diagnostics :
Certified Version : EXOS Linux 5.4.183, Extreme Networks FIPS Object Module 2.0.16i
Build Tools Version : exos-x86_64-sdk-3.1.14.1.0
The following is a sample for an ExtremeSwitching 7720 series switch:
7720-32C-SwitchEngine.1 # show ver
Switch          : 801131-00-01 AR032207Q-40017 Rev 01 BootROM: N/A        IMG: 32.4.0.414

Image   : Extreme Networks Switch Engine version 32.4.0.414 by release-manager
          on Mon 3 July 2023 06:28:49 PM UTC
Diagnostics :
Certified Version : EXOS Linux 5.4.183, Extreme Networks FIPS Object Module 2.0.16i
Build Tools Version : exos-x86_64-sdk-3.1.14.1.0
9038073-00 Rev AC