RFC 5322 Online Concept Format Oct 2008 by only one mailbox as well as the creator and transmitter are similar, the "Sender:" field SHOULD NOT be used. Usually, the two fields SHOULD show up. Note: The transmitter info is usually current. The absence on the "Sender:" field is sometimes mistakenly https://daltonotvv3.is-blog.com/37728239/a-review-of-tentenbet