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Troubleshooting

Oracle Virtual Machine OVM

Log Files 檔案目錄: /u01/app/oracle/ovm-manager-3/domains/ovm_domain/servers/AdminServer/logs/ ac...

Updated 2 years ago by Admin

Backup & Restore

MySQL

Backup Script#1: #!/bin/bash # 以下配置資訊請自己修改 mysql_user="USER" #MySQL 備份使用者 mysql_password="...

Updated 2 years ago by Admin

Learning Fail2Ban

Fail2Ban

Fail2ban 是一套以 Python 語言所撰寫的 GPLv2 授權軟體,藉由分析系統紀錄檔,並透過設定過濾條件 (filter) 及動作 (action),當符合我們所設定的過濾條件時,將...

Updated 2 years ago by Admin

A2Billing

Asterisk

URLs Home: http://www.asterisk2billing.org/ Github: https://github.com/Star2Billing/a2billing...

Updated 2 years ago by Admin

XRDP

Remote Desktop 遠端桌面

安裝 # Ubuntu 18.04 sudo apt-get install xrdp xfce4 echo xfce4-session >~/.xsession # 檢查 XRDP...

Updated 2 years ago by Admin

FreeLAN

VPN

Introduction Freelan is a free, open-source, multi-platform, peer-to-peer VPN software that abst...

Updated 2 years ago by Admin

Perl

SHELL

Tutorials Useful One-Line Scripts for Perl Useful One-Line Scripts for Perl (簡中)

Updated 2 years ago by Admin

A2B 與 FreePBX 的連接

Asterisk

A2B 作為 Outbound Trunk 時 Call > FreePBX > A2B > SIP Carrier 在 FreePBX 上的設定範例:以帳號密碼驗證方式 username...

Updated 3 years ago by Admin

Multipath on RedHat (NetApp FAS2240)

Linux Administration SAN & iSCSI

Multipath 是 CentOS/RedHat 內建套件,可用作兩 port 的 HBA 卡連接 Storage時,有雙路由的備援架構。 系統環境 RedHat 4.7 NetAp...

Updated 3 years ago by Admin

One-liner Commands

Linux Administration

1. 建立多個目錄 mkdir -p -v /home/josevnz/tmp/{dir1,anotherdir,similardir} 2. 搜尋取代關鍵字 # With sedsed ...

Updated 3 years ago by Admin

OpenVAS

Cybersecurity

Installation Docker Docker Hub: https://hub.docker.com/repository/docker/immauss/openvas  ht...

Updated 3 years ago by Admin

Proxmox VDI

VDI

Tutorials [Video] PROXMOX VDI Client - A Better Approach to Thin Clients for Proxmox Spice on...

Updated 3 years ago by Admin

安裝 RedHat Linux for Power

Linux Administration IBM OpenPower Linux

機型:IBM Power System S822LC (8001-22C) for big data作業系統:RedHat 7.3 for POWER8 Little Endian (NOTE:...

Updated 3 years ago by Admin

磁碟管理-StorCLI

Linux Administration IBM OpenPower Linux

這款機器的 Local Disks 都連結在內建的 MegaRAID (MegaRAID SAS-3 3108) 介面上,如果系統已經安裝好 Linux,可以透過指令 lshw 確認這個裝置存在...

Updated 3 years ago by Admin

開機磁區複寫至多個磁碟

Linux Administration IBM OpenPower Linux

原因:OpenPOWER Linux 開機過程所需的第一個開機磁區 PPC PReP Boot 無法安裝以 Software Raid 型式安裝,雖然在初次安裝系統時不會有任何影響,不過爾後第一...

Updated 3 years ago by Admin

建立本地端套件庫主機

Linux Administration IBM OpenPower Linux

( https://www.ibm.com/support/knowledgecenter/en/SST55W_4.3.0/liaca/liaca_config_os_yum_repos.htm...

Updated 3 years ago by Admin

vmstat

Linux Administration

Case #1:CPU & RAM 負載低   [root@deki ~]# vmstat 2 procs -----------memory---------- ---swap-...

Updated 3 years ago by Admin

PiShrink

Raspberry Pi

Dumping existing image Install cockit on Raspberry Pi sudo apt install cockpit Shutdown Raspbe...

Updated 3 years ago by Admin

Build a Java app

Flatpak

Tutorials https://docs.flatpak.org/en/latest/first-build.html https://flathub.org/home htt...

Updated 3 years ago by Admin

spfile v.s. pfile

Oracle Database

pfile 純文字檔案, client端參數檔案;不能動態修改,可以用普通的編輯器修改,修改之後需要重啟。pfile可能會導致伺服器啟動不一致,因為可以在客戶端啟動。 spfile 二進制...

Updated 3 years ago by Admin