Canon 08011-41-UD2-003 Installation And Configuration Manual page 60

5.4 If you select [Anonymous] as the authentication method, specify the
Anonymous User Information, and Address Book Server for E-Mail
Lookup.
Authentication Settings
Method:
Anonymous User Information
Anonymous
User Name:
Anonymous
User E-Mail:
60 Authorized Send Installation and Configuration Guide for imageRUNNER Machines
Anonymous
Enter the user name for anonymous sending. You can
enter a maximum of 40 characters. Validation cannot
occur if this text box is blank. The default setting is
'anonymous'.
This text box is used as the sender's e-mail address for
the Scan to Fax and Scan to E-Mail functions. Enter the
Anonymous user's e-mail address. You can enter a
maximum of 64 characters for the first (local) part, and a
maximum of 255 characters for the domain part. This text
box is optional.