,
phone
,
text message (sms)
,
instant message
,
and fax
are generically called devices.
Phone numbers, email addresses, instant messenger accounts, and fax numbers are generically called
device addresses.
Because we offer the convenience of dealing with so many different types of communication devices from a single interface, we use the generic term device instead of specific terms like telephone or email.
Regular text messaging:
Text Message Plus: