Glossary

Vi and Vodafone Idea glossary

Simple full forms and meanings of common Vi, Vodafone Idea and mobile support terms such as SIM, KYC, DND, DIGIPIN, MNP, PUK, eSIM, IVRS and telecom circle.

Quick note

These simple definitions help users understand customer-care, SIM, store, plan and complaint pages.

Common telecom terms in simple words

Many support and store pages use short forms such as SIM, KYC, DND, MNP, PUK and DIGIPIN. This glossary explains those terms in simple English so users can understand what to carry, what to ask and where to click.

SIMSubscriber Identity Module

A SIM identifies a mobile user on a telecom network. It may be a physical SIM card or an eSIM profile.

KYCKnow Your Customer

KYC is the identity verification process used for SIM activation and customer-account changes.

DNDDo Not Disturb

DND helps users reduce unwanted promotional calls and SMS.

DIGIPINDigital Postal Index Number

DIGIPIN is a 10-character geospatial address code based on latitude and longitude.

MNPMobile Number Portability

MNP lets a user keep the same mobile number while changing telecom operator.

PUKPersonal Unblocking Key

PUK is used to unlock a SIM after too many wrong SIM PIN attempts.

eSIMembedded SIM

An eSIM is a digital SIM profile supported by selected phones and telecom operators.

IVRSInteractive Voice Response System

IVRS is an automated phone menu that helps route customer-care calls.

Telecom circleTelecom service area

A telecom circle is a service area used for mobile plans, support and regulatory reporting.

PIN codePostal Index Number

A PIN code is the six-digit postal code used in India.