Einführung in TCP/IP: Screenshots und Beispiel-E-Mail 26.4.2024

07372d3e · Peter Gerwinski · f8acc360 · 07372d3e · 07372d3e · 07372d3e
Commit 07372d3e authored Apr 26, 2024 by Peter Gerwinski
--- a/20240426/tcp-ip-01.txt
+++ b/20240426/tcp-ip-01.txt
+cassini/root# nc 88.198.170.60 25
+220 mx1.gerwinski.de ESMTP Exim 4.96 Fri, 26 Apr 2024 14:34:56 +0200
+Hallo?
+500 unrecognized command
+HELO cassini
+250 mx1.gerwinski.de Hello cassini [195.37.15.82]
+MAIL FROM: <peter.gerwinski@hs-bochum.de>
+250 OK
+RCPT TO: <peter@gerwinski.de>
+451-195.37.15.82 is not yet authorized to deliver mail from
+451 <peter.gerwinski@hs-bochum.de> to <peter@gerwinski.de>. Please try later.
+QUIT
+221 mx1.gerwinski.de closing connection
+cassini/root#
--- a/20240426/tcp-ip-02.txt
+++ b/20240426/tcp-ip-02.txt
+cassini/root# nc 88.198.170.60 25
+220 mx1.gerwinski.de ESMTP Exim 4.96 Fri, 26 Apr 2024 14:36:56 +0200
+HELO cassini
+250 mx1.gerwinski.de Hello cassini [195.37.15.82]
+MAIL FROM: <peter.gerwinski@hs-bochum.de>
+250 OK
+RCPT TO: <peter@gerwinski.de>
+250 Accepted
+DATA
+354 Enter message, ending with "." on a line by itself
+Subject: Test
+Hallo,
+dies ist ein Test.
+Schöne Grüßé! :-)
+.
+250 OK id=1s0KpZ-001mKR-25
+QUIT
+221 mx1.gerwinski.de closing connection
+cassini/root#
--- a/20240426/tcp-ip-03.txt
+++ b/20240426/tcp-ip-03.txt
+cassini/root# nc -C 88.198.170.60 80
+GET /
+<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN">
+<html>
+ <head>
+  <title>ngc224.gerwinski.de</title>
+ </head>
+ <body background="ngc224.jpg" bgcolor="#000000" text="#CFCFCF"
+       link="#7F7FFF" alink="#CFCFFF" vlink="#FF5FFF">
+  <h1>ngc224.gerwinski.de - der Server</h1>
+  <p>Benannt nach der Andromeda-Galaxie - M31 - NGC224
+  <p align="center"><img src="null.png" alt="" width="1" height="1" vspace="360">
+  <p><font size="-2"><a href="http://www.peter.gerwinski.de">Peter Gerwinski</a><br>
+  <a href="http://www.noao.edu/image_gallery/html/im0424.html">Bild:
+  Bill Schoening, Vanessa Harvey/REU program/NOAO/AURA/NSF</a></font>
+ </body>
+</html>
+cassini/root#
--- a/20240426/test.mail
+++ b/20240426/test.mail
+From peter.gerwinski@hs-bochum.de Fri Apr 26 14:38:49 2024
+Return-path: <peter.gerwinski@hs-bochum.de>
+Envelope-to: peter@phoenix.intern
+Delivery-date: Fri, 26 Apr 2024 14:38:49 +0200
+Received: from [127.0.0.1] (helo=m31.gerwinski.de)
+	by cassini with esmtp (Exim 4.96)
+	(envelope-from <peter.gerwinski@hs-bochum.de>)
+	id 1s0Kqm-001HLy-1g
+	for peter@phoenix.intern;
+	Fri, 26 Apr 2024 14:38:49 +0200
+Received: from [195.37.15.82] (helo=cassini)
+	by m31.gerwinski.de with smtp (Exim 4.96)
+	(envelope-from <peter.gerwinski@hs-bochum.de>)
+	id 1s0KpZ-001mKR-25
+	for peter@gerwinski.de;
+	Fri, 26 Apr 2024 14:38:07 +0200
+Subject: Test
+Message-Id: <E1s0Kqm-001HLy-1g@cassini>
+From: peter.gerwinski@hs-bochum.de
+Date: Fri, 26 Apr 2024 14:38:49 +0200
+Content-Length: 50
+Lines: 5
+Hallo,
+dies ist ein Test.
+Schöne Grüßé! :-)