CLIS full form

Meaning : Calling line identification signal 

Category : Cellular technology
Sub Category : Services
Type : Acronym

What does CLIS mean or stand for ?

Calling Line Identification Signal is a set of signals that originate from the senders node to that of the called number.This is the basis of “caller id”.The receiving unit can process this signal to identify the phone number of the originating signal and display it on the handset.