139801 files and directories currently installed.) Selecting previously unselected package tcpdump. In essence, the high-level apt only serves to fetch and organize packages, while the mid-level dpkg is the way to install them: $ ls tcpdump_4.99.3-1~bpo11+1_b The dpkg (Debian PacKaGe) offline package manager is the basis of.

Yet, at its core, it is a simpler utility. Still, the official apt can’t work offline and requires source repositories to function properly. With its separate apt-get scripting tool and the ability to query available, installed, and upgradable packages, apt is the go-to way to handle software on Debian-based systems. Here, we refresh the sources, install the tcpdump package, and attempt any pending upgrades, of which there are none.

The following NEW packages will be installed:Ġ upgraded, 2 newly installed, 0 to remove and 0 not upgraded.Īfter this operation, 1,744 kB of additional disk space will be used.Ġ upgraded, 0 newly installed, 0 to remove and 0 not upgraded. The following additional packages will be installed: When using apt, we can install and remove packages, perform dependency resolution, update sources, and upgrade packages: $ apt update

Deb install