Internet Authentication Service (IAS)

IAS performs centralized connection authentication, authorization, and accounting for dial-up and virtual private network (VPN) remote access and for router-to-router connections.

Reference:

• Search Microsoft Support: Internet Authentication Service (IAS)

In XPlite Professional you can find Internet Authentication Service (IAS) under the group titled  - Advanced Components -.

Install Internet Authentication Service (IAS):

If you install Internet Authentication Service (IAS) to your system using XPlite Professional you will also be required to install the following components that Internet Authentication Service (IAS) requires:

•  Remote Access Dial-Up Support

Uninstall Internet Authentication Service (IAS):

The following components are dependent on Internet Authentication Service (IAS). If you remove Internet Authentication Service (IAS) from your system using XPlite Professional you will also be required to uninstall the following components:

•  Routing and Remote Access Support (RRAS)

Compatibility:

XPlite Professional can completely uninstall Internet Authentication Service (IAS) and reinstall to repair Internet Authentication Service (IAS) on:

• Windows XP Professional: orig, SP1, SP2
• Windows XP Home: orig, SP1, SP2
• Windows 2000 Professional: orig, SP1, SP2, SP3, SP4
• Windows 2003 Server: orig, SP1, SP2(coming!)

User Removal Statistics for Internet Authentication Service (IAS)

XPlite:
Of 102 sampled Windows XP users, 38 left Internet Authentication Service (IAS) installed and 64 people uninstalled Internet Authentication Service (IAS) from their system.

2000lite:
Of 393 sampled Windows 2000 users, 11 left Internet Authentication Service (IAS) installed and 12 people uninstalled it from their system. No data for another 370 users (advanced features hidden or incomplete log data).

Pro Users can help us collect these removal statistics.

1. In XPlite or 2000lite press to access preferences.
2. Ensure logging is on.
3. Check "Send component state data when checking for upgrades" on the Preferences tab.
4. Using the Check for Upgrades button on the About tab.

The information sent is the last block only of component installation state data - you can see this in the log as "option=1" or "option=0". No personal information is conveyed.