What is one characteristic of Cisco SD-Access networks?

Which three methods does Cisco Catalyst Center (formerly DNA Center) use to discover devices? (Choose three.)

A wireless administrator must create a new web authentication corporate SSID that will be using ISE as the external RADIUS server. The guest VLAN must be specified after the authentication completes.
Which action must be performed to allow the ISE server to specify the guest VLAN?

Which configuration enables a Cisco router lo send information to a TACACS+ server for individual EXEC commands associated with privilege level 15?