A lot of different things can cause voice quality issues. When using SIP a variety of things could be to blame, and not at all easy to track down.

Causes of poor sip voice quality can be one of the …

When dealing with USB backups, I would traditionally just mount and rsync to the device, with a simple script like this :

mount /dev/sdc1 /mnt

rsync /home /mnt

umount /dev

This approach fails though when the device is unplugged while …


The dd command copies an amount of data block by block. The most basic syntax is:

# dd if=xxxxx of=yyyyy bs=zzzzzz
( Where if=xxxxx is the source, of=yyyyy is the target and bs= both read and…

I had same problem using Windows 2003 SP1 and terminal server.

Based on previous comments, I have found some solution to this. Someone mentioned it could be related to problem in registry at [HKEY_CURRENT_USERSoftwareMicrosoftWindows NTCurrentVersionWindows] a advised to export this…