For more information, please see Using iTALC Classroom Control Tool.
Dansguardian
Teachers can manage which websites students can access in a Userful Multiseat Linux lab using the free,
open-source program Dansguardian. With Dansguardian installed (on the Ubuntu/Edubuntu 10.04 system),
teachers and administrators can create whitelists (allowed sites) & blacklists (banned sites). For more
informationm please refer to How to Filter Web Content with Dansguardian.
PlayOnLinux
Use Windows applications on your Userful MultiSeat system with PlayOnLinux, which is installed
automatically with Userful MultiSeat Linux.
Install Likewise Open
Likewise Open integrates Linux systems with Active Directory. Userful Multiseat Linux 2011 comes with a
script to easily install Likewise Open. To install:
1. Log in as a Teacher
2. Go to the "Extras" folder on the Desktop
3. Double-click on the "Likewise Open" .deb package.
Tips & Tricks for Userful MultiSeat
Understanding USB
In simple terms, USB (Universal Serial Bus) describes a way to connect a hardware device (or peripheral)
to a controlling device (usually a computer). The term USB also includes the way that the device(s) and
controller communicate. USB connectivity is the standard for a wide range of devices and periperals.
For a checklist for troubleshooting problems with USB devices, hubs or connections, and an overview of
best-practices when using USB connections between a PC and peripheral devices (such as keyboards,
mice, flash drives, cameras, etc.) and between a PC and multiseat devices (devices that have built-in video
card and USB hub capability), please refer to Userful's USB Guidelines
DL-Driver Performance
The performance of the Userful DL-Driver™ for Linux depends on CPU processing power; performance will
degrade as more devices are added.
MCT Driver Performance
As with the DL-Driver, performance of the MCT™ driver in a multiplied system appears to depend on
processing power. More powerful host computers will yield higher performance, especially with processor-
intensive tasks like full-screen video.
The MCT driver handles video differently from the DL-driver, and so the appearance of movies, video or
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Userful MultiSeat Linux™ 2011
User Guide
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