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Mike B
  • Member for 12 years, 10 months
  • Last seen more than a week ago
202 votes
8 answers
235k views

When does /tmp get cleared?

151 votes
2 answers
325k views

What is Active Directory Domain Services and how does it work?

  • 100k
134 votes
2 answers
405k views

How can I verify if TLS 1.2 is supported on a remote web server from the RHEL/CentOS shell?

  • 11.5k
110 votes
5 answers
78k views

Multiple SSL domains on the same IP address and same port?

  • 7,113
60 votes
4 answers
253k views

Any difference between DOMAIN\username and username@domain.local?

49 votes
7 answers
42k views

What are the practical differences between Maildir and Mbox?

  • 499
28 votes
2 answers
27k views

Is the 10-DNS-lookup limit in the SPF spec typically enforced?

  • 2,324
20 votes
4 answers
100k views

How to create Active Directory user account with powershell

20 votes
5 answers
3k views

Is it good practice or too draconian to reject mails from mailservers with no RDNS

19 votes
2 answers
28k views

Are two periods allowed in the local-part of an email address?

  • 11.5k
17 votes
2 answers
33k views

Debugging fstab problems on reboot

15 votes
2 answers
2k views

What's the point of repeating an email address in "The Envelope" and the "The Header"?

  • 301
15 votes
4 answers
37k views

How does mysql determine the hostname of its clients?

14 votes
3 answers
24k views

Mysql Export current configuration to a file

  • 317
13 votes
3 answers
33k views

How can I tell what processes are causing high loads if they are not high-cpu usage?

13 votes
2 answers
91k views

Exact meaning of RX 'errors' and 'frame' in ifconfig output?

12 votes
5 answers
1k views

Is it bad to have a very full hard drive on a high traffic database server?

  • 8,232
12 votes
2 answers
22k views

Benefits of using a subdomain for sending email?

12 votes
2 answers
21k views

Best way to add HKCU keys and values for all existing users and all new users?

11 votes
5 answers
27k views

How to stop Sendmail sending mail from IPv6 instead of IPv4

  • 127
9 votes
3 answers
7k views

Do InnoDB tables got locked during mysqldump when mixed with MyISAM?

  • 211
9 votes
2 answers
895 views

How can I use wildcards for sendmail TLS_Rcpt?

  • 3,497
9 votes
4 answers
835 views

how to measure MB/sec on specific socket

8 votes
3 answers
40k views

SNMP - What are .mib files used for, and why are there many of them for a single printer?

7 votes
2 answers
23k views

What does userinit.exe do?

6 votes
2 answers
259 views

Preventing specific folder deletion in CentOS

  • 105
6 votes
1 answer
3k views

Disable mailing in cron globaly

  • 274
5 votes
2 answers
804 views

Why is MySQL making the CPU run at about 80%?

  • 207
5 votes
7 answers
34k views

Any way to determine if a load balancer is being used on a site?

  • 171
5 votes
1 answer
1k views

Is there an RFC or standard for "Envelope Journaling"?