Contact information Enter the support contact information in the Contact window, as shown in Figure 4-26. This  contact is the person that IBM support contacts when a problem is reported to IBM by using  the call home feature. Enter the contact information and click  Apply and Next . Figure 4-26 Contact information for call home Email servers The next step is to enter the IP address and port of an email (SMTP) server that is used to  relay call home and event notification email messages. Enter an IP address, verify the port  number (port 25 is the default for email servers), and click  Ping  to verify that the server’s IP  address is active, as shown in Figure 4-27 on page 121. 120  Implementing IBM FlashSystem 900 Model AE3