Several utilities exist to check which ports are open, who is connected to your system and even what process owns a port number. First a…
Aaj Ka Tip
Names and name servers
Internet hostnames and domains are resolved using the Domain Name System (DNS) using Name Servers (NS). These name servers are usually hosted by your Internet…
Speed problems on a PPP connection
PPPd is the PPP connection daemon. It will try to connect to a server using a specified speed. The default speed is 38400. If you…
Secure alternative to telnet
Secure alternative to telnet Telnet is a protocol allowing you to connect to a remote system and run programs and commands on that system. It…
Accessing remote file systems
Accessing remote file systems SMB is the most popular protocol to access Windows systems. But from the Unix world comes NFS. NFS is a way…
Access to various networks
Big corporations often sub-divide their networks into small networks, hidden behind gateways. To access them, you need to tell your Linux system that there is…
correct PDF files with errors
Correct PDF files with errors using “pdftk” available from www.pdftk.com pdftk output
sound and network card not workig in laptop
if there is problem with sound and network card and other devices in a laptop
pass this option during bootup
this has to be specified in lilo.conf or grub.conf
pci=noacpi
contributed by:Anant Pendse
International keyboards
The X Window System comes by default with an english keymap on most distributions. If you have a keyboard from another country, it may be…
Device drivers
Hardware devices are not of much use without device drivers. Fortunately, the Linux kernel, like every other operating system, comes with a lot of them….