Rmgroup message

In the land of Usenet, where messages fly, There's a special kind that catches the eye. Control messages they are called, you see, With a header field named Control, oh so fancy! Different from the posts that are ordinary, These messages have a purpose quite contrary. In the body of the field, a secret lies, With control name and arguments, oh my! Now, in the olden days, there were alternatives two, But modern software says they won't do. According to RFC 5537, they're forbidden, But fear not, dear children, for there's a tradition! The subject line, oh so widely used, In addition to Control, it's not refused. With the word "cmsg" as its starting sound, Followed by control name and arguments all around. So now you know, my little ones, About control messages and all the fun. In the land of Usenet, they hold the key, To controlling news servers, as you can see! Random page: Rwanda Cancer Centre