/media/sda-magnetic/david/Extern-Magnetic-2022-06-29/Extern01/Dokumente-2020-11-16/disk10-ab-2020-01-10/02-debian-pc2-work/informatik/bash-programming/lex-yacc-bash-etc/imap-smtp-bsp00025.txt

a CAPABILTY
a LOGIN "user" "password"
a LIST "" *
a SELECT INBOX
a FETCH 1 RFC822
a STORE 1 +FLAGS (\Seen \Deleted)
a CLOSE
a EXPUNGE
a SEARCH 
a LOGOUT

HELO/EHLO
MAIL
DATA
RST
VRFY
EXPN
NOOP
QUIT

Destination Port
Source Port 

IHL
TTL
Destination Adress
Source Adress