Why Are Management Loopback Interfaces Important When Managing Routers, Switches

question 106

Multiple Choice

Why are management loopback interfaces important when managing routers, switches, and firewalls?

• A) They have an IP address of 127.0.0.1, and therefore, are not routable.
• B) They are always available, even if the device is down.
• C) They provide unique statistics on interface traffic.
• D) They are "up" and reachable as long as the device itself is reachable.

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Definitions:

Curare

A plant extract used by South American indigenous peoples on arrows and darts for hunting, which acts as a muscle relaxant by blocking neurotransmission.

Physostigmine

Physostigmine is a reversible cholinesterase inhibitor used medically to increase acetylcholine levels in the treatment of certain disorders, such as glaucoma and myasthenia gravis.

Poison Arrowheads

Historical weapons used for hunting and warfare, often coated with natural toxins to incapacitate or kill the target.

Acetylcholine

A neurotransmitter involved in many functions including muscle activation, memory, and learning.