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 following : 1. VoIP to Analogue convertor A loss of signal always occurs when you… View Article

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 backups are working (the device name will change from /dev/sdc1 to /dev/sdd1), or if a… View Article

1. Create a pulic folderopen Exchange Management Console=> Public Folder Management Console=> Default Public Folder=> New Public Folder(from right-click menu)then follow the wizard to create a public folder. Fox example give it a name Test, so the public folder path will be “Test”;2. Use the Exchange Management Shell to add public folder permissions for a… View Article

THE DD COMMANDThe dd command copies an amount of data block by block. The most basic syntax is:Format# dd if=xxxxx of=yyyyy bs=zzzzzz( Where if=xxxxx is the source, of=yyyyy is the target and bs= both read and write zzzzz bytes at a time )Examples:Copy a hard disk partition to another hard disk:# dd if=/dev/hda2 of=/dev/hdb2 bs=4096… View Article

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 key from working user profile to non-working one. So I tried it and worked like… View Article

Problem:$ rdesktop -n 184d 192.168.2.5Autoselected keyboard map en-usdisconnect: Internal licensing error.User 184d can connect ONLY ONE TIME, and after disconnect it fail again.Solution:The workarround that I find, until a patch for this bug is released, is to do:# chown -R root.root /home//.rdesktopand just in case:# chmod -R 444 /home//.rdesktopthen just delete the license. file and… View Article