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If the switch is currently a true Layer 2 configuration with no SVIs under Routing & DHCP, you should not need to manually create an L3 SVI on the management VLAN before the migration.For an L2 switch, the existing CS-firmware management IP configura...
Since the password-change options are already enabled, I would focus on the communication path to the domain controller rather than the ISE setting itself.When the AD password is expired, check the ISE authentication details and the AD diagnostic log...
If the Last Registered and Last Active values are updating correctly, it sounds like CUCM is still receiving registration information from the phones, so I’d check whether the issue is specifically with the device information being displayed rather t...