1. install [url=http://www.overinter.net/deb/prozilla_2.0.3-1_i386.deb]prozilla[/url] 2. create 2 files [code] root@anhtt-laptop:~# cat bin/apt-path #!/bin/bash echo http://ftp.ussg.iu.edu/linux/ubuntu/`apt-cache show $1 | grep ‘Filename:’ | sed -e ‘s/Filename: //g’ | head -1` root@anhtt-laptop:~# cat bin/apt-proz #!/bin/bash for i in $* do filename=`apt-path $i` if [ -f /var/cache/apt/archives/`basename $filename` ] then echo ‘Exists already’; else sudo proz –directory-prefix=/var/cache/apt/archives/ -k 16 `apt-path […]