EMC CX700 Planning Manual page 55

Use the Management Ports - Login Information section to record the
username and password to login to each management port. Your
network administrator may provide these. If not, then you need to
create one or both.
Username
A valid username for the management interface must start with a
letter and may contain 1 to 32 letters and numbers. The name may not
contain punctuation, space, or special characters. You can use
uppercase and lowercase characters. Usernames are case-sensitive.
For example, ABrown is a different username from abrown.
Password
A password to connect to the management interface may contain 1 to
32 characters, consisting of uppercase and lowercase letters and
numbers. As with the username, passwords are case-sensitive. For
example, Azure23 differs from azure23. The password is valid only
for the username you specified.
Storage-System Management
Management Ports
3-3