SMTP extension
C7821
concept
An SMTP extension is an optional protocol enhancement that adds new commands or capabilities to the core Simple Mail Transfer Protocol to support additional email features or behaviors.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SMTP extension canonical | 2 |
| SMTP service extension | 1 |
Description generation (CDg)
The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.
Instruction
generate a one-sentence description for a given conceptual class. # Response Format Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: SMTP extension
Generated description
An SMTP extension is an optional protocol enhancement that adds new commands or capabilities to the core Simple Mail Transfer Protocol to support additional email features or behaviors.
Instances (3)
| Instance | Via concept surface |
|---|---|
| SMTP Service Extension for Secure SMTP over Transport Layer Security | SMTP service extension |
| SMTP AUTH | — |
| SMTP Service Extension for 8bit-MIMEtransport | — |