Network Troubleshooting Quiz (Online)

How would you troubleshoot DHCP server related issues?

Check if the DHCP client and server service is started on the DHCP server only

You cannot troubleshoot Dhcp Server Related Issues

Check the IP connectivity with the DHCP server from a system configured on the network. Test if the DHCP client and server service is started on the DHCP server and the client. Test if the DHCP server service is reachable using nmap

Check the connectivity with the HTML server from a system configured on the network

What are the three steps you would use to troubleshoot FTP Server Related Problems?

Test complex connectivity with ping, call a technician, switch the router off

Test basic connectivity with ping, check with nmap if the ports are open. Check if a firewall is restricting traffic to the server

Run show ipconfig command, test complex connectivity with ping, reconnect the Ethernet cables

The ports are open (20 and 21). Check if a firewall is not restricting traffic to the server

How would you troubleshoot DNS problems?

Ping the DNS server and check the response. Check with wireshark if DNS request and response packets are being sent and received

Restart the router, then change the WiFi password

Ping PC B, if it doesn’t work check PC C

Simply Disable all the DNS Services

What does the 400 Status Code (Bad Request error) mean?

It means the HTTP request that was sent to the server has invalid syntax

It means that the HTTP is valid

It means the HTOP request that was sent to the server has invalid syntax

It means that means the HTTP request that was not sent to the server has valid syntax

A Printer in your organization gives a Static IP failure, what could be the problem?

This does not mean anything, the device will work just fine

A computer is assigned the same static IP addresses on the Network

You need to restart the device

Your printer cable is faulty

What does the 403 Forbidden status code mean?

It means that the user made a valid request, but the server is refusing to serve the request due to a lack of permission to access the requested resource

It means that the user made a valid request and the server is agreeing to serve the request, due to a lack of permission to access the requested resource

It means that the user made a valid request

It means that the user did not input anything

Which Windows IPv6-enabled command-line tools are most commonly used for network troubleshooting?

ipconfig

Ping

Tracert

Route

What can you do if you are using a WiFi router at your home and the connection is slow?

Buy a Switch instead of Router

Put your Router in the center of your coverage area, the better reception will be throughout your house & adjust the external antennas (if you have)

You cannot solve this problem by any way, so buy a new Router

Your router is faulty, so repair it

During troubleshooting of IPSec Tunnels, what will the ‘#show crypto isakmp sa’ show?

It will show the state of the router

It will show the state of the BGP

It will show the state of the tunnel

It will show the state of the internet

10.

What can you do to check the connection ping on the internet?

Call the user

You can google the DNS server IP address

Switch off the laptop

Restart the laptop