What two protocols are supported on Cisco devices for AAA communications? (Choose two.)

What two protocols are supported on Cisco devices for AAA communications? (Choose two.)

• HSRP
• RADIUS
• VTP
• TACACS+
• LLDP

Explanation: Two AAA protocols are supported on Cisco devices, TACACS+ and RADIUS. Hot Standby Router Protocol (HSRP) is used on Cisco routers to allow for gateway redundancy. Link Layer Discovery Protocol (LLDP) is a protocol for neighbor discovery. VLAN trunking protocol (VTP) is used on Cisco switches to manage VLANs on a VTP-enabled server switch.

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