Our customer has the ISR4321/K9 router . When IOS was upgraded from existing version 15.5.2 to 16.06 Everest, it trigger firmware version upgrade as well. This behaviours was not expected during IOS upgrade activity. Can anyone please advise why? You can see the result below.
Before IOS upgrade
Slot CPLD Version Firmware Version --------- ------------------- --------------------------------------- 0 15030325 15.4(3r)S5 R0 15030325 15.4(3r)S5 F0 15030325 15.4(3r)S5 |
After 16.06 Everest, it triggers firmware version 16.7
Slot CPLD Version Firmware Version --------- ------------------- --------------------------------------- 0 15030325 16.7(3r) R0 15030325 16.7(3r) F0 15030325 16.7(3r) |
