perl -MMIME::Base64 -e 'print encode_base64("\000user\@domain.de\000passwort")'
AHVzZXJAZG9tYWluLmRlAHBhc3N3b3J0
openssl s_client -starttls smtp -crlf -connect smtp.strato.de:25 # SMTP
openssl s_client -crlf -connect smtp.strato.de:465 # SMTP (SSL/TLS)
CONNECTED(00000004)
...
250 HELP
helo foo.bar
250 smtp.strato.de [fruni mo53] greets 84.130.247.80
auth plain AHVzZXJAZG9tYWluLmRlAHBhc3N3b3J0
235 2.7.0 OK Authenticated
mail from: foo@bar.aa
250 2.1.0 Sender ok
rcpt to: mail@domain.de
250 2.1.5 Recipient ok
data
354 Enter data for mail with id 207325nB8MeJ56
from: foo@bar.aa
to: bar@foo.bb
subject: Testmail
Hier kommt der Text...
.
250 queued as 207325nB8MeJ56
quit
221 2.0.0 mo-p00-ob.rzone.de closing connection
read:errno=0
===== POP3 E-Mail via Telnet bearbeiten =====
# telnet 110
+OK POP3 server ready
user
+OK Waiting for password
pass
+OK User logged in, proceed.
stat
+OK 2 14628
list
+OK 2 messages, listing follows
1 1492
2 13136
top 2 10
''dele
openssl s_client -connect :995
user
pass
... wie oben
Strato Mail: post.strato.de T-Online Mail: popmail.t-online.de T-Online SSL-Mail: securepop.t-online.de GMX Mail: pop.gmx.net Web.de Mail: pop3.web.de