Title: Troubleshoot wired and wireless networks.
Course: Cybersecurity Systems Technology (10109-III) > Section: Exploring Mobile Devices

Troubleshooting should include

- common symptoms
  - no connectivity
  - Automatic Private Internet Protocol Addressing (APIPA)/link local address
  - limited connectivity
  - local connectivity
  - intermittent connectivity
  - IP conflict
  - slow transfer speeds
  - low radio frequency (RF) signal
  - Service Set Identifier (SSID) not found

- Command line tools, such as
  - ping
  - ipconfig/ifconfig
  - TRACERT
  - netstat
  - nbtstat
  - net
  - netdom
  - nslookup.

Process/Skill Questions:

- What might cause a device to be issued a 169.254.x.x address?
- What is the difference between a tone generator and a tone probe?
- Which operating systems would use the ipconfig vs. the ifconfig commands?
- How can a user request a new IP address from the DHCP pool?