業務用エアコン関連の技術情報、エラーコード、環境問題対策に関する別サイト「エアコンの安全な修理・適切なフロン回収」

2026-05

Debian13.5_en

Debian13.5 : Suricata+Elasticsearch+Kibana+Filebeat

PrerequisiteWe will install Suricata IDS and Elastic on the ...
Debian13.5_en

Debian13.5 : MariaDB , WordPress

1. MariaDB1.1 Install# apt -y install mariadb-serverCheck Ma...
Debian13.5_en

Debian13.5 : Let's Encrypt, WEB/Mail Server SSL

1. Obtain a certificate (Let's Encrypt)1.1 advance preparati...
Debian13.5_en

Debian13.5 : Anti-virus(Clamav) , Mail Server

1. Antivirus software Clamav installedInstall Clam AntiVirus...
Debian13.5_en

Debian13.5 : WEB Server(Apache)

Web server Apache2 installationAllow http:80 port in UFW bef...
Debian13.5_en

Debian13.5 : FTP Server , NTP Server

1. Install NTP server# apt -y install chrony# vi /etc/chrony...
Debian13.5_en

Debian13.5 : SSH connection using public key cryptography

Create public and private key pairsCreate a public/private k...
Debian13.5_en

Debian13.5 : SSH , UFW(Firewall)Setting

1. SSH Service Security SettingsThe SSH service allows the r...
Debian13.5_en

Debian13.5 : OS Install , Initial Settings

1. Debian13.5This time, we'll explain how to build a server ...
fedora44_en

Fedora44 : System Backup and Restore

1.Website data backupBackup under /var/www/html①Create backu...
fedora44_en

Fedora44 : Tripwire,Logwatch,Disk Usage Check Script,DNS Update

Tripwire1.Install2.Passphrase setting3.Tripwire Configuratio...
fedora44_en

Fedora44 : Nagios Server

Nagios ServerNagios is an open source monitoring solution ru...
fedora44_en

Fedora44 : Suricata + Elastic Stack + Filebeat

PrerequisitesThis time, we will install Suricata IDS and Ela...
fedora44_en

Fedora44 : Mysql8 , WordPress

MySQL8①Install➁Start MySQL server➂Check mysql version④Connec...