SK0-005 Question #485: Real Exam Question with Answer & Explanation

The correct answer is A: Firewall. A firewall is a network device or software that filters and controls the incoming and outgoing traffic based on predefined rules. A firewall can block or allow certain types of packets, ports, protocols, or IP addresses. The output of the ping command shows that the local host is

Troubleshooting

Question

A server administrator receives the following output when trying to ping a local host: Which of the following is MOST likely the issue?

Options

AFirewall
BDHCP
CDNS
DVLAN

Explanation

A firewall is a network device or software that filters and controls the incoming and outgoing traffic based on predefined rules. A firewall can block or allow certain types of packets, ports, protocols, or IP addresses. The output of the ping command shows that the local host is unreachable, which means that there is no network connectivity between the source and the destination. This could be caused by a firewall that is blocking the ICMP (Internet Control Message Protocol) packets that ping uses to test the connectivity.

Topics

#Firewall#Network Troubleshooting#Ping Utility#Server Connectivity

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