i am using knoppix 3.3 installed on hdd.also converted to testing in apt.conf file.i have few queries,as i am new to linux
a) how to check the security level or so to say am i using a firewall?
b) how do i check the availability of packages for it,say yahoo instant messenger?
c) when i use apt-get,will i be able to get updated to next versions of debian/knoppix?
thanks in anticipation.please guide me.