Manage Networking

Question 1

When validating network configuration which command located the interface name associated with the MAC address?

Answer 1

ip link

Question 2

What command is used to display ip address and netmask for all interfaces?

Answer 2

ip -br addr

Question 3

What command is used to display the route information?

Answer 3

ip route

Question 4

What command is used to display that the router is accessible?

Answer 4

ping -c3 <ip></ip>

Question 5

What are the 4 layers of the TCP/IP model in sequence?

Answer 5

Application, Transport, Internet, Link

Question 6

How many bits are IPv4 addresses?

Answer 6

32

Question 7

How many bits are IPv6 addresses?

Answer 7

128

Question 8

What are two things needed to communicate on an IP network?

Answer 8

IP Address and Subnet Mask

Question 9

What optional component performs name resolution?

Answer 9

dns server

Question 10

What two portions make up a IPv6 address?

Answer 10

Network Part, and Interface ID

Question 11

What command is used to manage network settings and devices?

Answer 11

nmcli

Question 12

What do Ethernet interfaces begin with?

Answer 12

en

Question 13

What do WLAN interfaces begin with?

Answer 13

wl

Question 14

What do WWAN interfaces begin with?

Answer 14

ww

Question 15

What interface name indicates an on-board device?

Answer 15

oN

Question 16

What interface indicates a PCI hotplug slot?

Answer 16

sN

Question 17

What indicates a PCI device on bus M in slot N?

Answer 17

pMsN

Question 18

What is persistent naming?

Answer 18

After setting the name of a network interface on a system, the name remains the same no matter what.

Question 19

What is a network gateway used for?

Answer 19

Connects different networks.

Question 20

What command is used to retrieve the link-local IPv6 address?

Answer 20

ip addr show dev eth0

Question 21

What option provides a brief listing for IPv4 and IPv6 addresses only?

Answer 21

-br

Question 22

What do link local IPv6 multicast addresses start with?

Answer 22

ff02::/8

Question 23

Where are static entries placed for hostnames?

Answer 23

/etc/hosts

Question 24

What command lists all available network interfaces on a system?

Answer 24

ip link show

Question 25

What command is used to view device and address information?

Answer 25

ip addr show <interface></interface>

Question 26

What command is used to show statistics about network performance?

Answer 26

ip -s link show <interface></interface>

Question 27

What is the IPv6 version of ping?

Answer 27

ping6 <IPv6></IPv6>

Question 28

What command can you use to find other IPv6 nodes on the local network?

Answer 28

ping6 ff02::1%<Interface></Interface>

Question 29

What command shows routing information?

Answer 29

ip route

Question 30

What command shows the IPv6 routing table?

Answer 30

ip -6 route

Question 31

What commands are used to trace network traffic path to reach a remote host through several routers?

Answer 31

traceroute or tracepath user@remotehost

Question 32

What command are used to trace IPv6 network traffic path to reach a remote host through serveral routers?

Answer 32

tracepath6 / traceroute -6

Question 33

What file lists names for standard ports?

Answer 33

/etc/services

Question 34

What command similar to netstat displays socket statistics?

Answer 34

ss

Question 35

What option with ss displays the lsitening TCP sockets on the local system?

Answer 35

-lt