Multiple choice

A router needs an IOS upgrade. Which component must be checked to make sure it meets the requirement for the new IOS?

  1. Boot ROM

  2. Fast Ethernet ports

  3. Flash

  4. Serial ports

  5. UART

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Cisco IOS image file is stored in flash memory. Before upgrading to a newer or larger IOS version, an administrator must verify that the router has sufficient flash memory capacity to hold the new image.