Power over Ethernet (PoE) JN0-650 Practice Questions (Page 4)

Questions 16–20

1. 16application · medium

   A network admin is monitoring PoE usage and sees that the switch's total power consumption is 350W out of a 370W budget. What should be done to avoid exceeding the budget?

   • AReplace the switch with a higher-budget model
   • BDisable PoE on all ports
   • CIncrease the power limit on all ports
   • DMonitor the power consumption and plan for additional capacity
   Reveal Solution Discussion Select an answer first
2. 17application · medium

   An administrator wants to ensure that a critical IP phone always receives power even if the switch's PoE budget is exceeded. Which configuration should be applied to that interface?

   • ASet the PoE priority to high
   • BDisable PoE on other ports
   • CIncrease the port's power limit
   • DEnable PoE on the interface
   Reveal Solution Discussion Select an answer first
4. 18foundation · easy

   When a PoE switch's power budget is exceeded, which factor determines which ports continue to receive power?

   • APort speed
   • BMAC address
   • CPort priority
   • DCable length
   Reveal Solution Discussion Select an answer first
5. 19foundation · easy

   Which IEEE standard introduced Power over Ethernet and provides up to 15.4 W of power per port?

   • A802.3bt
   • B802.3af
   • C802.3ab
   • D802.3at
   Reveal Solution Discussion Select an answer first
6. 20application · medium

   A network admin is troubleshooting a PoE issue where a camera is not receiving power. The 'show poe interface' output shows the port is 'searching'. What does this indicate?

   • AThe port is delivering power
   • BThe switch is trying to detect a PoE device
   • CThe port is disabled
   • DThe port has a fault
   Reveal Solution Discussion Select an answer first