1Z0-580 practice question 12 of 15

Which two commands will show or make reference to the aggregation. Immediately after creating the first aggregation?

Full set: 75 questions
Answer options
A: dladm show-phys
B: dladm show-link Correct answer
C: dladm show-vlan
D: dladm show-vnic
E: dladm show-aggr Correct answer
Correct Answer:
B. dladm show-link; E. dladm show-aggr
Explanation

In Oracle Solaris 11, a link aggregation is a type of datalink. The dladm show-aggr command is specifically designed to display detailed information about link aggregations, including their configuration, mode, and underlying ports. The dladm show-link command provides a general overview of all configured datalinks on the system. Since a newly created aggregation is a datalink, it will be listed in the output of dladm show-link along with physical links, VLANs, and VNICs. Therefore, both commands will show or reference the newly created aggregation.

Why Incorrect

A. dladm show-phys: This command lists only the physical datalinks on the system, not logical datalinks like aggregations.
C. dladm show-vlan: This command is used specifically to display information about configured Virtual LANs (VLANs), not link aggregations.
D. dladm show-vnic: This command is used specifically to display information about configured Virtual Network Interface Cards (VNICs), not link aggregations.

References

1. Oracle® Solaris 11.4 Documentation, Managing Network Datalinks in Oracle® Solaris 11.4, Chapter 4: Administering Link Aggregations, Section: Displaying Information About Link Aggregations.

This section explicitly states: "To display information about all of the aggregations that are on a system, you use the dladm show-aggr command." It also notes, "You can also use the dladm show-link command to display basic information about all of the datalinks on a system, including aggregations."

2. Oracle® Solaris 11.4 Reference Manual, dladm(8) man page, Section: SUBCOMMANDS.

The show-aggr subcommand is described as: "Show the configuration of aggregations and their underlying ports."

The show-link subcommand is described as: "Show the configuration of datalinks on the system." The overview confirms that datalinks include physical links as well as virtual links such as VLANs, VNICs, and aggregations.

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