The default value for the email media class set by the installer is Emailmediaclass. This media class is
used to route emails to the correct agent, queue, and database. The media class is configured in the
UCCE or EECE environment, and it can be changed by an administrator if needed.
Reference:
[1] https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cust_contact/contact_center/enterpris
e_chat/enterprise_chat_admin_guide/cec_b_enterprise-chat-admin-guide-cec/cec_b_enterprise-
chat-admin-guide-
cec_chapter_01.html [2] https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cust_contact/con
tact_center/crs/express_compatibility_matrix/ececompatmatrx.html