MyTechForum
unix
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How do I enable account locking after 3 failed attempts in Solaris 10?
Account lockouts in Solaris 10 can be configured per user in the /etc/user_attr file. Each user listed in the /etc/user_attr file can...
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What are some helpful RPM commands I can run on my Linux server?
Below are some useful RPM commands: Syntax Description rpm -ivh {rpm-file} Install the package rpm -Uvh {rpm-file} Upgrade package rpm -ev {package}...
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How do I create a large file using dd?
To create a file with dd,m you can use the syntax below: dd if=/dev/zero of=my_1GB_file bs=1m count=1024 The command above will create...
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How do I list the retention levels in NetBackup from the command line?
To list the retention levels in NetBackup, you can use the bpretlevel command. /usr/openv/netbackup/bin/admincmd/bpretlevel -U The output looks like the example below:...
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How can I monitor multiple Nagios instances easily?
There are several plugins available for FireFox that allow you to monitor instances of Nagios and notify you using colors and sounds...
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How do I monitor processes on my Solaris server?
The prstat command is used on Solaris systems to monitor processes. # prstat [ -acJLmRtTv ] [ -C psrsetlist ] [ -j...
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How do I only allow specific users the ability to ssh to my server?
To only allow specific users to ssh to our server, you can add the following line to your sshd_config file: AllowUsers usera...
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How do I prevent specific users from ssh’ing to my server?
To prevent users from ssh’ing to your server, you can use the sshd_config file to restrict access. One approach is to deny...
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What are some helpful vi commands?
All vi commands are entered in command mode. To enter command mode, press the ESC key. Some vi commands cause vi to...
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How do I show line numbers in the vi editor?
To display line numbers in the vi editor, you can type this from within vi: :set number You can abbreviate it :...