Basic Networking Part 1 Flashcards

1
Q

What is a special virtual network interface that allows internal communication on a computer? What is the address?

A

Loopback Device
It has an address of 127.0..0.1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What command shows and manipulates routing, devices, policy routing, and tunnels? It replaces the now deprecated ifconfig and route commands.

A

IP
- It incorporates objects to manage the different aspects of networks.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are some notable objects for the ip command?

A

-address
-link
-route
-can you ip -a, ip -r or ip -l
-changes made through this command will not persist through reboot

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What displays addresses and their properties, add new addresses, and delete old ones?

A

address

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What displays device attributes, add/delete devices and change device states?

A

link

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What displays and manipulates entries in the kernel routing table?

A

route

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is a utility used to investigate network sockets and dump socket statistics? It is a replacement for the now deprecated netstat command

A

ss

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the DNS lookup utility that provides flexibility for interrogating DNS name servers. It is most robust then predecessor nslookup and provides more functionality then the simpler host command.

A

dig

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What command used to send ICMP echo requests

A

ping

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

To make IP commands permanent network config files must be updated directly through a command line utility the file locations are

A

/etc/network for debian
/etc/sysconfig/network for suse
/etc/sysconfig/network-scripts for red hat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly