Jennifer, a technician replaces a customer's router, and is now unable to ping the ISP's gateway. Which of the following should the technician check?

  • The arp table of the ISP's gateway router.
  • The arp table of the network user
  • The route table of the next-hop router
  • The route table of the new customer's router

CompTIA Network+ N10-006
  • Network Architecture
  • Network operations
  • Network security
  • Troubleshooting
    • This question is filed here
  • Industry standards, practices, and network theory