Cisco Router Interface Configuration Quiz Test

" } }, { "@type": "Question", "name": "Which interface type is used for link aggregation?", "acceptedAnswer": { "@type": "Answer", "text": "

EtherChannel uses Port-channel interfaces (e.g., interface Port-channel1) to bundle physical links using LACP/PAgP.

" } }, { "@type": "Question", "name": "What is the purpose of description in interface configuration?", "acceptedAnswer": { "@type": "Answer", "text": "

Interface descriptions add human-readable labels using description TEXT command to prevent configuration errors.

" } }, { "@type": "Question", "name": "What does five exclamation marks (!!!!!) in ping output indicate?", "acceptedAnswer": { "@type": "Answer", "text": "

Five exclamation marks indicate 100% successful ICMP echo replies received.

" } }, { "@type": "Question", "name": "How to secure an unused interface?", "acceptedAnswer": { "@type": "Answer", "text": "

Use shutdown command to administratively disable unused interfaces.

" } }, { "@type": "Question", "name": "How to resolve 'administratively down' interface status?", "acceptedAnswer": { "@type": "Answer", "text": "

Use no shutdown in interface configuration mode to activate the interface.

" } }, { "@type": "Question", "name": "Which command shows detailed interface statistics?", "acceptedAnswer": { "@type": "Answer", "text": "

show interfaces displays detailed counters, errors, and status information.

" } }, { "@type": "Question", "name": "How to assign an IPv6 address?", "acceptedAnswer": { "@type": "Answer", "text": "

Use ipv6 address 2001:db8::1/64 in interface configuration mode.

" } }, { "@type": "Question", "name": "How to configure DHCP client on an interface?", "acceptedAnswer": { "@type": "Answer", "text": "

Use ip address dhcp in interface config mode:
Router(config-if)# ip address dhcp

" } }, { "@type": "Question", "name": "How to backup configurations to TFTP?", "acceptedAnswer": { "@type": "Answer", "text": "

Use copy running-config tftp: to initiate TFTP backup process.

" } } ] }