$ sudo apt-get install tcpquota Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: libdbd-mysql-perl libdbi-perl libmysqlclient18 libnet-daemon-perl libplrpc-perl mysql-common The following NEW packages will be installed: libdbd-mysql-perl libdbi-perl libmysqlclient18 libnet-daemon-perl libplrpc-perl mysql-common tcpquota 0 upgraded, 7 newly installed, 0 to remove and 0 not upgraded. Need to get 0 B/2,060 kB of archives. After this operation, 6,740 kB of additional disk space will be used. Do you want to continue [Y/n]? y Selecting previously unselected package mysql-common. (Reading database ... 192820 files and directories currently installed.) Unpacking mysql-common (from .../mysql-common_5.5.54-0ubuntu0.12.04.1_all.deb) ... Selecting previously unselected package libmysqlclient18. Unpacking libmysqlclient18 (from .../libmysqlclient18_5.5.54-0ubuntu0.12.04.1_i386.deb) ... Selecting previously unselected package libnet-daemon-perl. Unpacking libnet-daemon-perl (from .../libnet-daemon-perl_0.48-1_all.deb) ... Selecting previously unselected package libplrpc-perl. Unpacking libplrpc-perl (from .../libplrpc-perl_0.2020-2_all.deb) ... Selecting previously unselected package libdbi-perl. Unpacking libdbi-perl (from .../libdbi-perl_1.616-1build2_i386.deb) ... Selecting previously unselected package libdbd-mysql-perl. Unpacking libdbd-mysql-perl (from .../libdbd-mysql-perl_4.020-1ubuntu0.1_i386.deb) ... Selecting previously unselected package tcpquota. Unpacking tcpquota (from .../tcpquota_1.6.15-13_all.deb) ... Processing triggers for man-db ... Processing triggers for ureadahead ... Setting up mysql-common (5.5.54-0ubuntu0.12.04.1) ... Setting up libmysqlclient18 (5.5.54-0ubuntu0.12.04.1) ... Setting up libnet-daemon-perl (0.48-1) ... Setting up libplrpc-perl (0.2020-2) ... Setting up libdbi-perl (1.616-1build2) ... Setting up libdbd-mysql-perl (4.020-1ubuntu0.1) ... Setting up tcpquota (1.6.15-13) ... The package must be reconfigured for your host to be able to work propperly. You have to tell it which SQL server to use, and where to find it etc... What protocol do you use to connect to the Internet? 1. Static ISDN You always have the same IP assigned, using dialup ISDN 2. Static Ethernet You always have the same IP assigned, using permanent ethernet 3. Dynamic PPP You get a different IP every time, using dialup PPP 0. Quit You can do this later with /usr/lib/tcpquota/tcpquotaconfig [] ? q No such protocol, q What protocol do you use to connect to the Internet? 1. Static ISDN You always have the same IP assigned, using dialup ISDN 2. Static Ethernet You always have the same IP assigned, using permanent ethernet 3. Dynamic PPP You get a different IP every time, using dialup PPP 0. Quit You can do this later with /usr/lib/tcpquota/tcpquotaconfig [] ? 0 Remember, you can do this later by calling the script /usr/lib/tcpquota/tcpquotaconfig... No such database engine %ENGINE%... dpkg: error processing tcpquota (--configure): subprocess installed post-installation script returned error exit status 1 Processing triggers for libc-bin ... ldconfig deferred processing now taking place Errors were encountered while processing: tcpquota E: Sub-process /usr/bin/dpkg returned an error code (1)