A one word answer to this question is Encryption. Basically both Telnet and SSH are terminal emulators and are used to access your system remotely, means that you can login you system through internet or over a network and issue commands. SSH just encrypts your connection to the remote machine so when you send your password or commands over the network someone else cannot sniff the packets and interpret your password as it in encoded while if you are using Telnet than all your passwords and information will be transferred over the network as plain text and some rogue party can easily interpret that through packet sniffers

If you want to play MP3’s in Linux than a very simple and straight
forward solution is that you install real player for Linux, which is
available for download from real’s official website. It comes with the
support of MP3 by default and will save you from a lot of trouble in
finding and configuring mp3 plug-In’s for other Linux players

I have been trying Suse since last ten days or so, I just have this bad habit of trying different distros for a few weeks and than I am back in Windows. However this time I seriously want to learn more about Linux/Unix. Hopefully I will stick to working in Linux this time and will also post what I learn with time .