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Author Message
9 new of 251 responses total.
gull
response 243 of 251: Mark Unseen   Mar 16 17:27 UTC 2003

I wasn't.  Why is that?
carson
response 244 of 251: Mark Unseen   Mar 16 19:06 UTC 2003

(are you aware that, if using a ssh client, the system does *not*
display more than the contents of /etc/motd?)  ;)
remmers
response 245 of 251: Mark Unseen   Mar 16 21:25 UTC 2003

(Yeah, I recently became aware of that.  I'm hoping that's
a problem that magically goes away when Grex moves to new
hardware and a modern, well-supported OS.)

Re #243:  I imagine it's so that parts of the login message
can be generated automatically without collisions.  For
example, the birthday part of the motd is in
/usr/local/lib/motd.birthday.  This file is regenerated
daily by a program that scans the birthday database and
selects people whose birthday matches the current date.
It would be unfortunate if the program wrote directly to
/etc/motd at the same time somebody was editing /etc/motd
manually.
gull
response 246 of 251: Mark Unseen   Mar 17 13:41 UTC 2003

For what it's worth, yesterday morning my IDS at work logged what
appeared to be an attempt to exploit the sendmail vulnerability
mentioned earlier in this message.  Unfortunately I didn't have full
logging turned on, so I can't say whether it had any shellcode attached
or whether the goal was just to crash sendmail on vulnerable servers.
keesan
response 247 of 251: Mark Unseen   Mar 17 23:20 UTC 2003

I dialed in and was told (twice)  Unable to find your tty (ttyu1) in uutmp
file.  What does this mean and what stupid thing did I do that caused it?
Bbs works anyway.
russ
response 248 of 251: Mark Unseen   Mar 19 00:20 UTC 2003

Mail still cannot be sent from wwnet.com to Grex.

It appears that Grex is applying an unreasonably strict definition
of what constitutes "legitimate conduct".  Shutting off spammers
is one thing; cutting ourselves off from major ISPs is quite another.
goose
response 249 of 251: Mark Unseen   Mar 21 15:49 UTC 2003

The ssh daemon must have died.  I can telnet in, but not ssh.
jhudson
response 250 of 251: Mark Unseen   Mar 21 17:33 UTC 2003

$ ps -ax | grep sshd
 1045 ?  IW    0:05 /usr/local/libexec/sshd
 1293 ?  S     1:44 /usr/local/libexec/sshd
 2212 ?  IW    0:04 /usr/local/libexec/sshd
 2763 ?  IW    0:05 /usr/local/libexec/sshd
 3372 ?  IW    0:03 /usr/local/libexec/sshd
 3569 ?  IW    0:02 /usr/local/libexec/sshd
 3664 ?  IW    0:02 /usr/local/libexec/sshd
 3989 ?  S     0:05 /usr/local/libexec/sshd
23951 ?  S     2:08 /usr/local/libexec/sshd
26686 ?  IW    0:26 /usr/local/libexec/sshd
27290 ?  IW    0:08 /usr/local/libexec/sshd
27652 ?  IW    0:12 /usr/local/libexec/sshd
28254 ?  IW    0:21 /usr/local/libexec/sshd
28434 ?  S     0:08 /usr/local/libexec/sshd
28706 ?  IW    0:09 /usr/local/libexec/sshd
 4292 qc S     0:00 grep sshd
$

It is running now.
tonster
response 251 of 251: Mark Unseen   Mar 22 03:49 UTC 2003

resp:250: not necessarily.  That output doesn't tell me if the main sshd
daemon is running or not.  All of those could very well just be user
sessions, and the main daemon could be dead so no new sessions could
start.
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