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How to install Ntopng on Ubuntu 18.04

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Ntopng Installation on Ubuntu 18.04

Ntopng is the next generation version of the original ntop, a network traffic probe that monitors network usage. ntopng is based on libpcap and it has been written in a portable way in order to virtually run on every Unix platform, MacOSX and on Windows as well. Ntopng used to High-Speed Web-based Traffic Analysis and Flow Collection.

Installation

Use this command to update the repository files.

root@linuxhelp:~# apt-get update
Hit:1 https://deb.nodesource.com/node_10.x bionic InRelease         
Hit:2 http://in.archive.ubuntu.com/ubuntu bionic InRelease               
Get:3 http://security.ubuntu.com/ubuntu bionic-security InRelease [83.2 kB]
Get:4 http://in.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Get:5 http://in.archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]    

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W: GPG error: https://cloud.r-project.org/bin/linux/ubuntu bionic-cran35/ InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 51716619E084DAB9
E: The repository 'https://cloud.r-project.org/bin/linux/ubuntu bionic-cran35/ InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

To install the ntopng use the following command.

root@linuxhelp:~# apt-get install ntopng
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libpython-stdlib python python-minimal python2.7 python2.7-minimal
Use 'sudo apt autoremove' to remove them.
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.
.
Processing triggers for libc-bin (2.27-3ubuntu1) ...
Processing triggers for systemd (237-3ubuntu10.9) ...
Processing triggers for ureadahead (0.100.0-20) ...

Open the default configuration file and add a connection name.

root@linuxhelp:~# vim /etc/ntopng.conf
#DO NOT REMOVE the following option, required for daemonization.
-e=

#* Interfaces to sniff on: one interface per line, prefix with -i=
#E.g.
-i=ens33
#-i=wlan0
#If none is specified, ntopng will try to auto-detect the best interface.
#* Port on which ntopng will listen for the web-UI.
-w=3000

Restart the ntopng service.

root@linuxhelp:~#systemctl restart ntopng

allow the port on firewall.

root@linuxhelp:~# ufw allow 3000
Rules updated
Rules updated (v6)

Now you can proceed the further installation and configuration from the browser by navigating to the following URL: http://ip address (or) domain name:3000

Change the default admin password.

1

Here you can see the upload and download speed

2

Here you can see the upload and download size by hosts

3

Here you can see the upload and download size by ports 4

With this The method to install ntopng on ubuntu 18.04 comes to an end.

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Frequently asked questions ( 5 )

Q

What is the competitive advantages of ntop?

A

ntop is unique as the products are home-grown with no dependencies on third parties. This means fast application development/customization and support directly from the source.

Q

How will Ntopng data be indexed?

A

Ntopng will populate index and type fields based on its configuration:

Example:

es;Ntopng;Ntopng-%Y.%m.%d;http://localhost:9200/_bulk;

Q

How can I have Kibana recognize correct data types from Ntopng?

A

Ntopng automatically pushes a template to specify the proper data type for any field.

Q

What Ntopng can do ?

A

Ntopng can do the following:
1.Sort network traffic according to many criteria including IP address, port, L7 protocol, throughput, AS.
2.Show network traffic and IPv4/v6 active hosts.
3.Produce long-term reports about various network metrics such as throughput, application protocols, top X talkers/listeners, top ASs, top L7 applications.
4.For each communication flow report network/application latency/RTT, TCP stats (retransmissions, packets OOO, packet lost), and bytes/packets are stored on disk persistent traffic statistics in RRD format.

Q

What is Ntopng ?

A

ntopng is the next generation version of the original ntop, a network traffic probe that monitors network usage. ntopng is based on libpcap and it has been written in a portable way in order to virtually run on every Unix platform, MacOSX and on Windows as well.

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