QuestionQ451

Infrastructure Services

Network operations report that too many external routes are being received, causing CPU spikes on routers with limited memory. Which action resolves the issue?

  • A Configure the area range command when redistributing on ASBR.
  • B Configure the summary-address command when redistributing on ABR.
  • C Configure the area range command when redistributing on ABR.
  • D Configure the summary-address command when redistributing on ASBR.
Explanation

Redistributed routes are OSPF external routes. Configuring summary-address on the ASBR aggregates contiguous redistributed prefixes, reducing the number of external LSAs, routing-table entries, and associated CPU and memory load. area range is used by an ABR for inter-area route summarization. Cisco OSPF Configuration Guide

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