What is the primary function of Wireshark?

To scan for open ports on remote hosts

To capture and analyze network packets in detail

To transfer files securely between hosts

To test connectivity using ICMP

What is the primary function of RDP?

To monitor network device health

To securely transfer files between hosts

To provide remote graphical desktop access

A Linux administrator is troubleshooting why a server is not responding to ping from a specific client. The administrator wants to capture only ICMP echo requests and echo replies on the server's eth0 interface and save them to a file for later analysis. Which command accomplishes this?

`tcpdump -i eth0 icmp -w ping.pcap`

`tcpdump -i eth0 port 80 -w http.pcap`

A network monitoring system uses SNMPv2c to poll a router for interface utilization. The monitoring server is not receiving data for one specific interface, although other interfaces on the same router report correctly. The administrator has verified the SNMP community string and the router's SNMP agent are functioning. What is the MOST likely cause?

The monitoring server's IP is not in the SNMP access list.

The specific interface is administratively down.

The SNMP community string is incorrect.

The router's SNMP agent is not running.

What is the primary purpose of Nmap?

To capture and analyze network packets

To resolve domain names to IP addresses

To discover hosts and services on a network

To transfer files securely between hosts

CompTIANetwork+

Domain 5Objective 5

Tools and Protocols N10-009 Practice Questions (Page 9)

Part of the Network troubleshooting domain, which makes up ~15% of our current practice bank. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~5–9 in this domain), expect 1–2 from this objective — we provide 53 practice questions to prepare you well beyond it. (estimate)

53questions here

11free pages

19concepts

Questions 41–45

41foundation · easy
What is the primary function of Wireshark?
Select an answer first
42foundation · easy
What is the primary function of RDP?
Select an answer first
43application · medium
A Linux administrator is troubleshooting why a server is not responding to ping from a specific client. The administrator wants to capture only ICMP echo requests and echo replies on the server's eth0 interface and save them to a file for later analysis. Which command accomplishes this?
Select an answer first
44expert · hard
A network monitoring system uses SNMPv2c to poll a router for interface utilization. The monitoring server is not receiving data for one specific interface, although other interfaces on the same router report correctly. The administrator has verified the SNMP community string and the router's SNMP agent are functioning. What is the MOST likely cause?
Select an answer first
45foundation · easy
What is the primary purpose of Nmap?
Select an answer first

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