Messaging & Collaboration

UWin Gmail (students) and Office365/Outlook (faculty/staff), instant messaging and on-line meetings (Skype).

Categories (2)

Student E-mail (UWinGmail)

UWin Gmail related questions and answers

Faculty & Staff E-mail (Office 365/Outlook/OWA)

Office 365/Outlook/OWA related questions and answers.

Articles (15)

Can't sign in to Skype for Business

If the Skype for Business cache becomes corrupted, the user might receive an error message such as: "Server temporarily unavailable" or "Username, password or domain appears to be incorrect." The solution is to delete the Skype for Business cache.

Did someone compromise my e-mail account?

Delivery failure report for the e-mail message that you did not send.

How do I interpret Enhanced Mail System Status Codes

A set of extended status codes for use within the mail system for delivery status reports, tracking, and improved diagnostics. In combination with other information provided in the Delivery Status Notification (DSN) delivery report, these codes facilitate media and language independent rendering of message delivery status.

How to manage Approved/Blocked Senders lists in PureMessage spam filter?

Explains how to manage your PureMessage lists for Approved Senders and Blocked Senders.

How to release a blocked message from the spam quarantine?

Click on the message's ID and send the request. To release all messages in the list, you can simply reply to digest message. If you are using a webmail interface, log into the spam filter server at and login using your userid and UWin password. Release your message through the Blocked Message screen.

What does "Delivery time expired" error message mean?

A typical e-mail server is configured to try to deliver an e-mail message for a specific period of time, most often 4 days.

What is a personalized e-mail address?

This article includes everything you need to know about personal e-mail address, such as

What is considered spam and what is not?

An explanation on how University's global spam filtering works.

What is Phishing and how to spot e-mail scams

Phishing scams are fake e-mails trying to trick users into actions on behalf of the scanner. This article shows how to recognize phishing messages, how to avoid them and what to do when you discover one.

What is the maximum size for an e-mail message with attachments?

The maximum size of an e-mail message on all University e-mail systems is 35 MB. Alternatives for sharing large files are OneDrive and Big File Drop Box.

What is the University's mass mail policy?

There are occasions when a University-wide communication is an appropriate means to send a message to a large group of people.

Why am I receiving hundreds of delivery failure reports for a message that I did not send?

Hundreds of delivery failure reports for the e-mail message that you did not send.

Why are messages I send being rejected with a high spam score?

This problem usually occurs for users who are sending mail using their mobile phone.

Why did my e-mail message bounce back with such a big delay?

Explains why in some cases the Delivery Failure Report does not get generated instantly on failed delivery.