MedEd Division of Medical Education
Educational Computing

Exchange Authentication Servers

In an Exchange Active Directory (AD) environment, several authentication servers (often referred to as domain controllers) exist in an effort to provide all Exchange users on campus with reliable access to their accounts. When initially configuring an email client to connect to the MedEd Student Exchange server, you will be asked to authenticate to several of the AD domain controllers. In some cases, if you have set your email client to not remember or save your password you will be asked to authenticate each time you connect to the MedEd Student Exchange server. Below you will find instructions on how to automatically remind your computer and the AD domain controllers who you are. This only applies to Windows XP and Windows Vista users who are using an email client.



For Windows Vista

  1. Make sure to close your email client.
  2. Click on the Start Button (usually found on the bottom left hand corner).
  3. Click on Control Panel (in some case you may have to click on Settings and then click on the Control Panel).
  4. Next, click on the User Accounts icon.
  5. Under the Pick a task… section, select Change an account.
  6. When asked to "pick an account to change", select your account that you have setup on your email client.
  7. When asked "what you want to change about your account", select Manage my passwords from the pane on the left hand side.
  8. The Stored User Names and Passwords dialog box will appear, click on Add.
  9. A Stored Credentials Properties dialog box will appear, you will be asked to enter the Log on to: server name, Username and Password for each server name listed in the next step.
  10.  
  11. In the Log on to: field, type one of the following authentication servers - do not input the words in (parenthesis):
    • Autodiscover.ad.ucsd.edu (required)
    • Autodiscover.dogfood.ad.ucsd.edu
    • Autodiscover.ucsd.edu
    • Acs-exchange1.AD.UCSD.EDU (required)
    • Beernuts.AD.UCSD.EDU
    • Cas1.ad.ucsd.edu (required)
    • Cas2.ad.ucsd.edu (required)
    • Cas3.ad.ucsd.edu (required)
    • Cas4.ad.ucsd.edu (required)
    • Cheetos.AD.UCSD.EDU
    • Dogfood.ad.ucsd.edu (required)
    • Ldap.ad.ucsd.edu
    • Meded-stuexchan.AD.UCSD.EDU (required for students only)
    • Meded-staexchan.AD.UCSD.EDU (required for staff only)
    • Skittles.AD.UCSD.EDU
    • Turkeyjerky.AD.UCSD.EDU
    • Zingers.ad.ucsd.edu
  12. In the User Name: field, enter your username, be sure to include the AD followed by your username as shown in the image above (adusername).
  13. In the Password: field, enter your password.
  14. For the Credential type, leave the default selection of “A Windows logon credential
  15. Click OK.
  16. Repeat steps 1-14 until each of the required authentication servers are all added.


For Windows XP

  1. Make sure to close your email client.
  2. Click on the Start Button (usually found on the bottom left-hand corner).
  3. Click on Control Panel (in some case you may have to click on Settings and then click on the Control Panel).
  4. Next, click on the User Accounts icon.
  5. Under the Pick a task… section, select Change an account.
  6. When asked to "pick an account to change", select your account that you have setup on your email client.
  7. When asked "what you want to change about your account", select Manage my passwords from the pane on the left-hand side.
  8. The Stored User Names and Passwords dialog box will appear, click on Add.
  9. A Logon Information Properties (XP) dialog box will appear, you will be asked to enter the Server name, Username and Password for each server name listed in the next step.
  10.  
  11. In the Server: field, type one of the following authentication servers - do not input the words in (parenthesis):
    • Autodiscover.ad.ucsd.edu (required)
    • Autodiscover.dogfood.ad.ucsd.edu
    • Autodiscover.ucsd.edu
    • Acs-exchange1.AD.UCSD.EDU (required)
    • Beernuts.AD.UCSD.EDU
    • Cas1.ad.ucsd.edu (required)
    • Cas2.ad.ucsd.edu (required)
    • Cas3.ad.ucsd.edu (required)
    • Cas4.ad.ucsd.edu (required)
    • Cheetos.AD.UCSD.EDU
    • Dogfood.ad.ucsd.edu (required)
    • Ldap.ad.ucsd.edu
    • Meded-stuexchan.AD.UCSD.EDU (required for students only)
    • Meded-staexchan.AD.UCSD.EDU (required for staff only)
    • Skittles.AD.UCSD.EDU
    • Turkeyjerky.AD.UCSD.EDU
    • Zingers.ad.ucsd.edu
  12. In the User Name: field, enter your username, be sure to include the AD followed by your username as shown in the image above (adusername)
  13. In the Password: field, enter your password.
  14. Click OK.
  15. Repeat steps 1-13 until each of the required authentication servers are all added.

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