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.

Here you can see the upload and download speed

Here you can see the upload and download size by hosts

Here you can see the upload and download size by ports

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