Installation Bacula 9 and Baculum on CentOS 7

Installation Bacula 9 and Baculum on CentOS 7

Source: www.bacula.pl www.bacula.org bacula.us/compilation/ bacula.us/baculum/   This tutorial install DIR and SD on one machine.   1. Download bacula tar from sourceforge.net: bacula-9.4.1.tar.gz and sent tar to server   2. Install PostgreSQL: sudo yum install postgresql-server postgresql-contrib postgresql-devel sudo postgresql-setup initdb sudo systemctl start postgresql sudo systemctl enable postgresql   3. Configuration firewalld: sudo firewall-cmd […]

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Encrypted zip with hidden files list without compression

  7z a -p -t7z -mx0 -mhe=on file.7z /path/dir   a – Add files to archive -p – Set Password -t7z – Set type of archive -mx0 – Set compression Method 0 – NON 1 – Fastest 3 – Fast 5 – Normal 7 – Maximum 9 – Ultra -mhe=on – Hide files list  

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knife bootstrap – Missing Cookbooks: roles

  Error when calling the knife bootstrap: Missing Cookbooks: —————— The following cookbooks are required by the client but don’t exist on the server: * roles   Solution: Call knife bootstrap from roles folder.  

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Manual change of URL in WordPress

  First login to database.   Check what is the current URL: select * from wp_options where option_name = ‘home’ OR option_name = ‘siteurl’;   SQL to change URL: UPDATE wp_options SET option_value = replace(option_value, ‘https://www.old.pl’, ‘http://new.home.pl’) WHERE option_name = ‘home’ OR option_name = ‘siteurl’; UPDATE wp_posts SET guid = replace(guid, ‘https://www.old.pl’,’http://new.home.pl’); UPDATE wp_posts SET […]

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How to fix slow LAN upload speed in Windows 10

Source: www.youtube.com   In advanced options the ethernet adapter, disabled options: Large Send Offload (IPv4) Large Send Offload v2 (IPv4) Large Send Offload v2 (IPv6)  

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Initialize Docker Swarm in CentOS (Error response from daemon: rpc error: code = Unavailable desc = grpc: the connection is unavailable)

Source: training.play-with-docker.com forums.docker.com   1. Initializing Docker Swarm on 1 node: sudo docker swarm init –advertise-addr 192.168.0.1   2. Try add the worker on 2 node: sudo docker swarm join –token SWMTKN-1-3b33jjwsqpkcy2c8og73aorjf2ao9sjm4crvbwg3xpd1ome459-ckfdcxqqahb9gy9s2t9n5mi78 192.168.0.1:2377 I have error:Error response from daemon: rpc error: code = Unavailable desc = grpc: the connection is unavailable   3. Solution: Open […]

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WordPress blog syntax

Source: <ul> <li><a href=”https://www.youtube.com/watch?v=jSnvgBvlweY”>www.youtube.com</a></li> </ul>   Syntax: Enter – &nbsp;   List: text <li>List:</li> <ul> <li>text</li> </ul>   Chars: < – &lt; > – &gt; / – &#47; ] – &#93; [ – &#91; ” – &quot; ‘ – &q#39; “ – &ldquo; ” – &rdquo; ‘ – &lsquo; ’ – &rsquo; & – &amp; […]

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TCP and UDP (protocols)

Source: techblog.jeppson.org TCP: HTTP – 80 HTTPs – 443 FTP – 20 and 21 SMTP – 25 Telnet – 23 UDP: DNS – 53 DHCP – 67 and 68 TFTP – 69 SNMP – 161 RIP – 520 VOIP

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Create template for virtualization

I recommended changes before make template: comment out CD from /etc/apt/sources.list install aptitude install mc install sudo and add user to group set static and DHCP IP – comment out static IP install Guest Agent

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Debian IP configuration

Ip configuration example: allow-hotplug eth0 iface eth0 inet dhcp auto eth1 iface eth1 inet static address 192.168.0.4 netmask 255.255.255.0 gateway 192.168.0.1 dns-nameservers 192.168.0.4

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