300-410 ENARSI: Implementing Cisco Enterprise Advanced Routing and ServicesDemo

By Cisco · Question Mode

QuestionQ604

Infrastructure Services

Which of the following ports are commonly used when implementing RADIUS-based authentication and accounting?

Choose two
  • A UDP port 1644 for authentication
  • B UDP port 1812 for authentication
  • C TCP port 1812 for authentication
  • D UDP port 1813 for accounting
  • E TCP port 1813 for accounting
  • F UDP port 1644 for accounting
Explanation

RADIUS authentication packets use UDP port 1812, while RADIUS accounting packets use UDP port 1813. RFC 2865 specifies UDP 1812 for RADIUS, and RFC 2866 specifies UDP 1813 for RADIUS Accounting.

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