Answer the question
In order to leave comments, you need to log in
Answer the question
In order to leave comments, you need to log in
In order for the letter to be considered as a response and included in the chains by different services / mail applications, it is necessary to form a subject (ie Re: + the subject of the original letter) and the In-Reply-To: and References headers. Discussed in RFC 5322 Section 3.6.4 .
A new letter - everything is new, everything is standard.
The very same standard for the format of an e-mail message and the required fields for it has not changed, you won’t believe it, since 1982 - https://tools.ietf.org/html/rfc822
A.3.1. Minimum required
Date: 26 Aug 76 1429 EDT
From: [email protected]
Bcc:
or
Date: 26 Aug 76 1429 EDT
From: [email protected]
To: [email protected]
Didn't find what you were looking for?
Ask your questionAsk a Question
731 491 924 answers to any question