What is the difference between interior and exterior routing protocols?

IT Questions BankCategory: CCNAWhat is the difference between interior and exterior routing protocols?
What is the difference between interior and exterior routing protocols? 1ITExamAnswers Staff asked 9 months ago

What is the difference between interior and exterior routing protocols?

  • Interior routing protocols are used to route on the Internet. Exterior routing protocols are used inside organizations.
  • Exterior routing protocols are used only by large ISPs. Interior routing protocols are used by small ISPs.
  • Exterior routing protocols are used to administer a single autonomous system. Interior routing protocols are used to administer several domains.
  • Interior routing protocols are used to communicate within a single autonomous system. Exterior routing protocols are used to communicate between multiple autonomous systems.

Explanation: Interior gateway protocols (IGPs) are used for routing within an organization having a common administration or autonomous system (AS). Exterior gateway protocols (EGPs) are used by service providers and sometimes by large companies.

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