A 32-Bit MPLS Header Consists of a 20-Bit Label Used

question 222

Multiple Choice

A 32-bit MPLS header consists of a 20-bit label used for packet forwarding, a 3-bit EXP field that identifies the IP packet priority, a 1-bit bottom-of-stack flag that identifies the last label, and an 8- bit ITL field. Which statement about the ITL field is true?

• A) It is used to prevent packet forwarding loops, similar to the TTL field in an IP header.
• B) It is used for label management.
• C) It specifies the upstream device in label distribution
• D) It controls the LSR.

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Definitions:

Resource Prices

The costs associated with acquiring the inputs or raw materials needed for production.

Firms

Business entities that produce goods or provide services, aiming to earn profits by meeting consumer needs.

Costs

Costs represent the monetary value of expenditures for inputs, labor, and other resources required to produce goods or services.

Purely Competitive Conditions

describes a market structure with many buyers and sellers, where each firm has no control over the market price and products are homogeneous.