Podcast
Questions and Answers
What port should a system administrator enable to allow SMTP traffic through a host-based firewall?
What port should a system administrator enable to allow SMTP traffic through a host-based firewall?
- 80
- 25 (correct)
- 161
- 23
Which protocol uses port 25 to send email messages between servers?
Which protocol uses port 25 to send email messages between servers?
- SSH
- SMTP (correct)
- HTTP
- FTP
What should a technician use to determine if the Wi-Fi channel in use is overcrowded in a mesh network?
What should a technician use to determine if the Wi-Fi channel in use is overcrowded in a mesh network?
- A network switch
- A wireless printer
- A firewall
- A Wi-Fi analyzer (correct)
Which action can help minimize wireless reflections and absorptions in a mesh network?
Which action can help minimize wireless reflections and absorptions in a mesh network?
What is the purpose of generating a heat map by roaming the coverage area with a mobile device in a Wi-Fi mesh network?
What is the purpose of generating a heat map by roaming the coverage area with a mobile device in a Wi-Fi mesh network?
Which action will not improve connectivity issues in a Wi-Fi mesh network?
Which action will not improve connectivity issues in a Wi-Fi mesh network?
Why is turning off broadcasting of the SSID not a recommended action in troubleshooting connectivity issues?
Why is turning off broadcasting of the SSID not a recommended action in troubleshooting connectivity issues?
What can cause decreased bandwidth and connectivity issues in an optimized Wi-Fi mesh network?
What can cause decreased bandwidth and connectivity issues in an optimized Wi-Fi mesh network?
What might be a consequence of using an overcrowded Wi-Fi channel in a mesh network?
What might be a consequence of using an overcrowded Wi-Fi channel in a mesh network?
'Relocating any large, dense, solid, and metal objects' is suggested to minimize what in a Wi-Fi mesh network?
'Relocating any large, dense, solid, and metal objects' is suggested to minimize what in a Wi-Fi mesh network?
