200-301 Question #754: Real Exam Question with Answer & Explanation

Question

A network administrator creates a layer 3 EtherChannel, bundling four interfaces into channel group 1. On what interface is the IP address configured?

Options

• Athe port-channel 1 interface
• Bthe highest number member interface
• Call member interfaces
• Dthe lowest number member interface

Explanation

For a Layer 3 EtherChannel, the IP address is configured exclusively on the logical port-channel interface, which represents the aggregated link.

Common mistakes.

• B. Individual physical member interfaces of a Layer 3 EtherChannel are configured to be part of the channel group and do not have IP addresses assigned to them.
• C. IP addresses are not configured on all individual member interfaces of a Layer 3 EtherChannel; their role is to be bundled into the logical port-channel interface.
• D. Individual physical member interfaces of a Layer 3 EtherChannel are configured to be part of the channel group and do not have IP addresses assigned to them.

Concept tested. Layer 3 EtherChannel IP configuration

Reference. https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750/software/release/12_2_55_se/configuration/guide/scg3750/swethchl.html

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