Command-Line Utilities

The arp command can be used to perform what kind of resolution?

IP to MAC

Used without any parameters, ipconfig displays the IP address, subnet mask, and default gateway for all adapters. (T or F)

True

Which of the following CLI tools is used to troubleshoot DNS-related problems?

nslookup

Which ipconfig parameter allows to view the physical address of a Network Interface Card (NIC)?

/all

Which of the following answers lists an ipconfig command parameter used for displaying the full TCP/IP configuration information for all adapters?

/all

The ip command in Linux is the preferred replacement for:

ifconfig

What is the name of a Linux command-line utility that can be used to display TCP/IP configuration settings?

ifconfig

A command-line tool that can be used for banner grabbing is called

netcat

Domain information groper (dig) and nslookup are command-line tools used for DNS queries. Both utilities are available on Windows and Linux. Of the two, nslookup is the preferred tool on UNIX-like systems; dig is the default DNS query tool for MS Windows (T or F)

False

A security technician was asked to configure a firewall so that the protected system would not send echo reply packets. What type of traffic should be blocked on the firewall to accomplish this task?

ICMP

Which of the following command-line tools is used for discovering hosts and services on a network?

Nmap

Which of the following command-line commands in MS Windows are used for resetting the DHCP configuration settings for all adapters? (Select 2 answers

- ipconfig /release -ipconfig /renew

Which of the command-line utilities listed below can be used to perform a port scan? (Select 2 answers)

-Nmap -netcat

Netstat is a command-line utility which can be used for:

Displaying active TCP/IP connections

Which command in MS Windows displays a table consisting of IP addresses and their resolved physical addresses?

arp -a

What is the name of a Windows command-line utility that can be used to display TCP/IP configuration settings?

ipconfig

A command-line utility used for checking the reachability of a remote network host is called:

ping

Which of the answers listed below refers to a command-line packet capturing utility?

tcpdump

A Linux command-line utility for displaying intermediary points (routers) an IP packet is passed through on its way to another network node is known as:

traceroute

A network command-line utility in MS Windows that tracks and displays the route taken by an IP packet on its way to another host is called:

tracert