Beispiele und Screenshots 26.10.2023

c9039b7b · Peter Gerwinski · 2ed47ac9 · c9039b7b · c9039b7b · c9039b7b
Commit c9039b7b authored 1 year ago by Peter Gerwinski
--- a/20231019/dbs-20231019.pdf
+++ b/20231019/dbs-20231019.pdf
--- a/20231019/dbs-20231019.tex
+++ b/20231019/dbs-20231019.tex
@@ -918,7 +918,7 @@
  Hinweise:
  \begin{itemize}
    \item
-      Parameter in Shell-SKripten:
+      Parameter in Shell-Skripten:
      \lstinline[style=cmd]{$1}, \lstinline[style=cmd]{$2}, \dots
    \item
      \lstinline[style=cmd]{man cut}

--- a/20231026/dbs-20231026.pdf
+++ b/20231026/dbs-20231026.pdf
--- a/20231026/dbs-20231026.tex
+++ b/20231026/dbs-20231026.tex
@@ -594,7 +594,7 @@
  Hinweise:
  \begin{itemize}
    \item
-      Parameter in Shell-SKripten:
+      Parameter in Shell-Skripten:
      \lstinline[style=cmd]{$1}, \lstinline[style=cmd]{$2}, \dots
    \item
      \lstinline[style=cmd]{man cut}
@@ -785,6 +785,8 @@

 \end{frame}

+\iffalse
+
 \subsection{TCP-Protokolle}

 \begin{frame}
@@ -954,6 +956,7 @@

 \end{frame}

+\fi
 \fi

 \end{document}
--- a/20231026/hello-01
+++ b/20231026/hello-01
+echo "Hello, world!"
--- a/20231026/hello-02
+++ b/20231026/hello-02
+#!/bin/bash
+
+echo -n "Wie heißen Sie? "
+read name
+echo "Hallo, $name!"
--- a/20231026/http-01.txt
+++ b/20231026/http-01.txt
+cassini/home/peter/bo/2023ws/dbs/20231026> 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/home/peter/bo/2023ws/dbs/20231026>
--- a/20231026/loops-02.txt
+++ b/20231026/loops-02.txt
+cassini/home/peter/bo/2023ws/dbs> for x in 20231019 20231026; do ( cd $x; pdflatex dbs-$x.tex ); done
--- a/20231026/mailbox.txt
+++ b/20231026/mailbox.txt
+From elon.musk@hs-bochum.de Thu Oct 26 12:32:51 2023
+Return-path: <elon.musk@hs-bochum.de>
+Envelope-to: peter@phoenix.intern
+Delivery-date: Thu, 26 Oct 2023 12:32:51 +0200
+Received: from [127.0.0.1] (helo=m31.gerwinski.de)
+	by cassini with esmtp (Exim 4.96)
+	(envelope-from <elon.musk@hs-bochum.de>)
+	id 1qvxfW-000Yl7-1s
+	for peter@phoenix.intern;
+	Thu, 26 Oct 2023 12:32:51 +0200
+Received: from [195.37.15.82] (helo=cassini)
+	by m31.gerwinski.de with smtp (Exim 4.94.2)
+	(envelope-from <elon.musk@hs-bochum.de>)
+	id 1qvxeT-006C4R-Pr
+	for peter@gerwinski.de; Thu, 26 Oct 2023 12:32:51 +0200
+From: Elon Musk <elon@musk.com>
+To: Bill Gates <gates@microsoft.com>
+Subject: New Job
+Message-Id: <E1qvxfW-000Yl7-1s@cassini>
+Date: Thu, 26 Oct 2023 12:32:51 +0200
+Content-Length: 43
+Lines: 1
+
+Hi, Bill! I'm now at hs-bochum.de! B-) CU!
+
+From peter.gerwinski@hs-bochum.de Thu Oct 26 12:27:58 2023
+Return-path: <peter.gerwinski@hs-bochum.de>
+Envelope-to: peter@phoenix.intern
+Delivery-date: Thu, 26 Oct 2023 12:27:58 +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 1qvxam-000YXM-3D
+	for peter@phoenix.intern;
+	Thu, 26 Oct 2023 12:27:58 +0200
+Received: from [195.37.15.82] (helo=cassini)
+	by m31.gerwinski.de with smtp (Exim 4.94.2)
+	(envelope-from <peter.gerwinski@hs-bochum.de>)
+	id 1qvxaO-006BmH-FT
+	for peter@gerwinski.de; Thu, 26 Oct 2023 12:27:57 +0200
+Subject: Test
+Message-Id: <E1qvxam-000YXM-3D@cassini>
+From: peter.gerwinski@hs-bochum.de
+Date: Thu, 26 Oct 2023 12:27:58 +0200
+Content-Length: 45
+Lines: 5
+
+Hallo,
+
+dies ist ein Test.
+
+Schöne Grüße!
+
--- a/20231026/nc-01.txt
+++ b/20231026/nc-01.txt
+cassini/home/peter> nc -p 1234 -l
+Hallo?
+Hier auch hallo! :-)
+Ah. Schön, Dich zu treffen.
+Ganz meinerseits.
+Tschüs!
+Tschüs!
+^C
+cassini/home/peter>
+
+8< ---------------------------------------------------------------------
+
+cassini/home/peter/bo/2023ws/dbs/20231026> nc 127.0.0.1 1234
+Hallo?
+Hier auch hallo! :-)
+Ah. Schön, Dich zu treffen.
+Ganz meinerseits.
+Tschüs!
+Tschüs!
+cassini/home/peter/bo/2023ws/dbs/20231026> 
--- a/20231026/nc-02.txt
+++ b/20231026/nc-02.txt
+cassini/home/peter/bo/2023ws/dbs/20231026> cat hello-01
+echo "Hello, world!"
+cassini/home/peter/bo/2023ws/dbs/20231026> chmod +x hello-01
+cassini/home/peter/bo/2023ws/dbs/20231026> nc -p 1234 -l -c ./hello-01
+cassini/home/peter/bo/2023ws/dbs/20231026> 
+
+8< ---------------------------------------------------------------------
+
+cassini/home/peter> nc localhost 1234
+Hello, world!
+cassini/home/peter> 
--- a/20231026/nc-03.txt
+++ b/20231026/nc-03.txt
+cassini/home/peter/bo/2023ws/dbs/20231026> cat hello-02
+#!/bin/bash
+
+echo -n "Wie heißen Sie? "
+read name
+echo "Hallo, $name!"
+cassini/home/peter/bo/2023ws/dbs/20231026> nc -p 1234 -l -c ./hello-02
+cassini/home/peter/bo/2023ws/dbs/20231026> 
+
+8< ---------------------------------------------------------------------
+
+cassini/home/peter> nc localhost 1234
+Wie heißen Sie? Peter
+Hallo, Peter!
+Sie haben Post in /var/mail/peter.
+cassini/home/peter> 
--- a/20231026/pipes-04.txt
+++ b/20231026/pipes-04.txt
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^65536" | bc -l
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+cassini/home/peter/bo/2023ws/dbs/20231019>
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | sed -e 's/0/o/g'
+2^4o96
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/o/g'
+1o443888814131525o669175271o716624382579964249o4738378o3842334832839\
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+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/x/g'
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+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g'
+1.443888814131525.669175271.716624382579964249.4738378.3842334832839\
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+315419.336
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep 42
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+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep 42 | wc -l
+6
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep -o 4242
+42
+42
+42
+42
+42
+42
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+42
+42
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep -o "[0-9]*"
+1
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+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g'             1.443888814131525.669175271.716624382579964249.4738378.3842334832839\
+539.797155745684882681193499755834.89.1.6714439262837987573438185793\
+6.7263236.878513652779459569765437.999834.36159.134383718314428.7..1\
+18559462263763188393977127456723346843445866174968.79.87.58.37.4.712\
+84.4874.1186.9114467977783598.29..66869389768817877859469.563.19.26.\
+94.5995794534328234693.3.26696443.59.25.1597239986771421554169383555\
+9885291486318237914434496734.878118726394964751..189.41349..8417.616\
+75.9366833385.551.32972.8826955.769983616369411933.15213796825837188\
+.9183365675122131849284636812555.2259983..41234478486259567449219461\
+7.238.65.591324561.82573183538..876.86221.283427.1976982.2313169.176\
+78..6675195485.7992163641937.285375124784.149.715913545998279.513399\
+6115517942711.6831134.9.584272884279791554849782954323534517.6522326\
+9.613949.5987693..212296339568778287894844.616..7412945674919823.5.5\
+7164237715481632138.631.459.29161369267.834285644.73.4478999719.1781\
+46576347322385.267253.59899795996.9.7994692.177462481771844986745565\
+925.178329.7.47311943316555.8.756822184657174637329688491281952.3174\
+57..244.92661691.874148385.784119298.45229818573389776481.3126.859.3\
+..13.24134671897266732164915111316.292.781738.33436.9.2438.47.834.4.\
+315419.336
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep pruzzel
+cassini/home/peter/bo/2023ws/dbs/20231019> echo $?
+1
+cassini/home/peter/bo/2023ws/dbs/20231019> echo "2^4096" | bc | sed -e 's/0/./g' | grep 137  75.9366833385.551.32972.8826955.769983616369411933.15213796825837188\
+cassini/home/peter/bo/2023ws/dbs/20231019> echo $?
+0
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep 137; then echo "gefunden"; else echo "nicht gefunden"; fi
+75.9366833385.551.32972.8826955.769983616369411933.15213796825837188\
+gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep 1337; then echo "gefunden"; else echo "nicht gefunden"; fi
+nicht gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep 137; then echo "gefunden"; else echo "nicht gefunden"; fi
+75.9366833385.551.32972.8826955.769983616369411933.15213796825837188\
+gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep -s 137; then echo "gefunden"; else echo "nicht gefunden"; fi
+75.9366833385.551.32972.8826955.769983616369411933.15213796825837188\
+gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep -q 137; then echo "gefunden"; else echo "nicht gefunden"; fi
+gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019> if echo "2^4096" | bc | sed -e 's/0/./g' | grep 137 > /dev/null; then echo "gefunden"; else echo "nicht gefunden"; fi
+gefunden
+cassini/home/peter/bo/2023ws/dbs/20231019>
--- a/20231026/sed-01.txt
+++ b/20231026/sed-01.txt
+cassini/home/peter/bo/2023ws/dbs/20231019> grep SKripten *.tex
+dbs-20231019.tex:      Parameter in Shell-SKripten:
+cassini/home/peter/bo/2023ws/dbs/20231019> sed -i 's/SKripten/Skripten/' *.tex
+cassini/home/peter/bo/2023ws/dbs/20231019> cd ../20231026
+cassini/home/peter/bo/2023ws/dbs/20231026> sed -i 's/SKripten/Skripten/' *.tex
+cassini/home/peter/bo/2023ws/dbs/20231026>
--- a/20231026/smtp-01.txt
+++ b/20231026/smtp-01.txt
+cassini/home/peter/bo/2023ws/dbs/20231026> nc 88.198.170.60 25
+220 mx1.gerwinski.de ESMTP Exim 4.94.2 Thu, 26 Oct 2023 12:26:53 +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 Grüße!
+.
+250 OK id=1qvxaO-006BmH-FT
+QUIT
+221 mx1.gerwinski.de closing connection
+cassini/home/peter/bo/2023ws/dbs/20231026>
--- a/20231026/smtp-02.txt
+++ b/20231026/smtp-02.txt
+cassini/home/peter/bo/2023ws/dbs/20231026> nc 88.198.170.60 25
+220 mx1.gerwinski.de ESMTP Exim 4.94.2 Thu, 26 Oct 2023 12:30:18 +0200
+HELO cassini
+250 mx1.gerwinski.de Hello cassini [195.37.15.82]
+MAIL FROM: <elon.musk@hs-bochum.de>
+250 OK
+RCPT TO: <peter@gerwinski.de>
+451-195.37.15.82 is not yet authorized to deliver mail from
+451 <elon.musk@hs-bochum.de> to <peter@gerwinski.de>. Please try later.
+MAIL FROM: <elon.musk@hs-bochum.de>
+503 sender already given
+RCPT TO: <peter@gerwinski.de>
+250 Accepted
+DATA
+354 Enter message, ending with "." on a line by itself
+From: Elon Musk <elon@musk.com>
+To: Bill Gates <gates@microsoft.com>
+Subject: New Job
+
+Hi, Bill! I'm now at hs-bochum.de! B-) CU!
+.
+250 OK id=1qvxeT-006C4R-Pr
+QUIT
+221 mx1.gerwinski.de closing connection
+cassini/home/peter/bo/2023ws/dbs/20231026>
--- a/20231026/x-01
+++ b/20231026/x-01
+#!/bin/ls -l
--- a/20231026/x-02
+++ b/20231026/x-02
+#!/bin/ls -l dbs-20231026.tex