Difference between revisions of "Short Notes on Linux Administration"

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(Created page with "=== Reset Compiz to Default Settings === gconftool-2 --recursive-unset /apps/compiz and restart.")
 
Line 3: Line 3:
 
  gconftool-2 --recursive-unset /apps/compiz
 
  gconftool-2 --recursive-unset /apps/compiz
 
and restart.
 
and restart.
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 +
=== Enable and Start <tt>sendmail</tt> ===
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 +
If you're getting "'''stat=Deferred: Connection refused by [127.0.0.1]'''" log messages from ''sendmail'', try adding the following line to your '''/etc/mail/sendmail.mc''' file:
 +
DAEMON_OPTIONS(`Port=smtp, Addr=127.0.0.1, Name=MTA')
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under the "General defines" section.
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 +
Also, make sure the <tt>sendmail</tt> daemon is running:
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ps aux | grep sendmail
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If not, run it using
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sendmail -bd -q1m
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where ''-q'' parameter chooses how often the email queue's new messages should be processed (here, every minute).
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 +
To test if this all works, use
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echo -e "Subject: Hello\nTesting the mailer..." | sendmail -f test@test.com ''myrealaddress@mail.com''
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 +
The advantage of <tt>sendmail</tt> over <tt>mail</tt> is that the ''from'' address need not be a valid email address... well... advantage?

Revision as of 01:18, 24 July 2011

Reset Compiz to Default Settings

gconftool-2 --recursive-unset /apps/compiz

and restart.

Enable and Start sendmail

If you're getting "stat=Deferred: Connection refused by [127.0.0.1]" log messages from sendmail, try adding the following line to your /etc/mail/sendmail.mc file:

DAEMON_OPTIONS(`Port=smtp, Addr=127.0.0.1, Name=MTA')

under the "General defines" section.

Also, make sure the sendmail daemon is running:

ps aux | grep sendmail

If not, run it using

sendmail -bd -q1m

where -q parameter chooses how often the email queue's new messages should be processed (here, every minute).

To test if this all works, use

echo -e "Subject: Hello\nTesting the mailer..." | sendmail -f test@test.com myrealaddress@mail.com

The advantage of sendmail over mail is that the from address need not be a valid email address... well... advantage?