$ sudo apt-get update
$ sudo apt-get install libcppnetlib0 

libcppnetlib0 is installed in your system.

Make ensure the libcppnetlib0 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libcppnetlib0 *

You will get with libcppnetlib0 package name, version, architecture and description in a table

libcppnetlib0 package basic information: