This site contains useful information about the institution's Microsoft Exchange On-Premises environment.
Exchange Online (Office 365 E-mail) users will be able to share calendars with on premise exchange users and have access to 50GB of storage. You will be able to access your email on the web and on your mobile device using your JHED credentials.
Mailings lists are a free service provided to the Johns Hopkins Community by IT@JH and Enterprise Messaging. They provide an easy electronic means for the dispersal of information and/or a forum for discussion on a topic or area.