Variable Tagging on DLT SMS Templates

What is Variable Tagging?Variable tagging is the process of assigning a predefined data type tag to each variable used in an SMS template. This ensures that only the approved type of data is populated in that variable during message submission, and SMS template cannot be misused or manipulated.
Variable Tagging on DLT of SmartPing / TATAVariable tags are not appended in the template text.
Variables must be tagged in the designated variable tagging section provided on the DLT portal during template registration.
Types of Tags:

Tag
Purpose
Example
Validation Rules
#number#/#numeric#
Numeric values (OTP, amount)
OTP: #numeric#
Digits only; no letters or special characters
#url#
Website links
Track order: #url#
Must match the registered Static / Dynamic / Short URL
#urlott#
OTT / App links
Download app: #urlott#
Must match registered OTT / APK URL
#cbn#
Callback numbers
Call #cbn# for support
Must be registered Mobile / Landline / Toll-Free number
#email#
Email address
Write to #email#
Must follow a valid email format (regex compliant)
#alphanumeric#
Mixed values (IDs / Reference numbers / Name / Address)
Ref ID: #alphanumeric#
Letters & numbers only; no special characters; max 40 characters
Sample Template:
Your OTP is {#var#}. Please do not share it with anyone.
Variable Tagging:
 var1 → #number# / #numeric#

Variable Tagging on DLT of Airtel / Jio / Vodafone Idea (VI) / BSNLVariable tags must be appended directly within the SMS template content.
Types of Tags:
Tag
Purpose
Example
Validation Rules
#numeric#
Numeric values (OTP, amount)
OTP: #numeric#
Digits only; no letters or special characters
#url#
Website links
Track order: #url#
Must match the registered Static / Dynamic / Short URL
#urlott#
OTT / App links
Download app: #urlott#
Must match registered OTT / APK URL
#cbn#
Callback numbers
Call #cbn# for support
Must be registered Mobile / Landline / Toll-Free number
#email#
Email address
Write to #email#
Must follow a valid email format (regex compliant)
#alphanumeric#
Mixed values (IDs / Reference numbers / Name / Address)
Ref ID: #alphanumeric#
Letters & numbers only; no special characters; max 40 characters
Sample TemplateYour OTP is {#numeric#}. Please do not share it with anyone.

Once Scrubbing / DLT Validation will start on LIVE traffic:
Ensure SMS variable values align with the approved tags and validation requirements.

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Tag	Purpose	Example	Validation Rules
#number#/#numeric#	Numeric values (OTP, amount)	OTP: #numeric#	Digits only; no letters or special characters
#url#	Website links	Track order: #url#	Must match the registered Static / Dynamic / Short URL
#urlott#	OTT / App links	Download app: #urlott#	Must match registered OTT / APK URL
#cbn#	Callback numbers	Call #cbn# for support	Must be registered Mobile / Landline / Toll-Free number
#email#	Email address	Write to #email#	Must follow a valid email format (regex compliant)
#alphanumeric#	Mixed values (IDs / Reference numbers / Name / Address)	Ref ID: #alphanumeric#	Letters & numbers only; no special characters; max 40 characters

Variable Tagging on DLT SMS Templates

What is Variable Tagging?

Variable Tagging on DLT of SmartPing / TATA

Variable Tagging: var1 → #number# / #numeric#

Variable Tagging on DLT of Airtel / Jio / Vodafone Idea (VI) / BSNL

Sample Template

Variable Tagging:
var1 → #number# / #numeric#