mailhome refers to where your CU email is delivered. It might be delivered to CU's Exchange server, to IBG's mailserver, to another mailserver on campus, or even to an external entity, such as gmail. Where email is delivered is a personal decision, and everyone should pick the location that works best for each person's needs.
IMAP aware applications, such as Thunderbird, Microsoft Outlook, and most mobile phones, including iPhone and Android.Exchange users. Advanced help will require contacting OIT.Manage My E-Mail Addresses link.Current E-mail Delivery Location . If it says <username>@delta.colorado.edu then your email is coming to IBG. If it says anything else, then your email is going elsewhere.Setting IBG as your CU mailhome is a multi-step process that is done at the CU Identity Manager website. This process is not actually complicated, just tedious.
Manage My E-Mail Addresses link.Non-Editable E-mail Alternate Addresses section, there must be a corresponding entry in the Removable E-mail Alternate Addresses field for both @delta.colorado.edu and @ibg.colorado.edu.Add an E-mail Address line, select the left part of your email address from the first –Select– menu. There should be entries for your identikey username, and for your First.Lastname.delta.colorado.edu from the right –Select– menu.Add button, and the email address should appear in the Removable E-mail Alternate Addresses field.–Select– menu to pick the same entry you just used, but in the right –Select– menu choose ibg.colorado.edu, and then click Add–Select– menu, and repeat the steps with delta.colorado.edu and ibg.colorado.edu from the right –Select– menu.New E-mail Delivery Location field your identikey-username@delta.colorado.edu, for example, if your identikey is abcd1234, then enter abcd1234@delta.colorado.eduConfirm New E-mail Delivery Location fieldCampus Published E-mail Address menu. The standard recommendation is to choose your first.last@Colorado.EDU address. This e-mail address is displayed in a search of the campus directory (a “white pages” search). As with any directory information, this address will not be displayed for user accounts that have been privacy-enabled.Outgoing E-mail Address menu. Your outbound E-mail address will display this address on the “From:” line, along with your display name.Save at the bottom of the page.Operation Successful.