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- Category: ceph
- Category: Linux
- Category: LXC and LXD
- Category: OpenLdap
- Category: Python
- Category: Technologies
- Category: Ansible
- Category: Docker
- Category: ELK and EFK
- Category: Kubernetes
- Category: OpenLdap
- Category: Tools
- Category: Git
- Category: IPTables
- Category: SED
- Category: TCPdump
- Category: tshark
- Category: VeeAM Backup and Replication
- Category: VMware
- Category: ESXi
- Category: vCenter
- Category: Windows
- Category: دستهبندی نشده
- NIC teaming in windows server
- How to restart services on FreeBSD
- FreeBSD tutorial
- توضیحات تکمیلی پروژهی desertco-ratticweb
- توضیحات تکمیلی پروژهی desertco-gitlab
- توضیحات تکمیلی پروژهی desertco-netdata
- How to use bridge interface for KVM virtual machines
- KVM basic tutorial
- Enable and active Cockpit in Red Hat Enterprise Linux
- KVM basic tutorial
- What is KVM
- Red Hat Enterprise Linux tutorial
- Attach port to LXD container
- Using lxc-download to create containers in LXC
- allow speisifc commands in sudo
- disable speisifc commands in sudo
- LDAP Operation Types
- What is Global Catalog in openldap
- What is DSA in openldap
- How to create backup from docker images
- What is LDAP Protocol
- What is DAP Protocol
- What is X.500 Standard
- Create image from LXD Container
- how to see all index in elasticsearch using curl
- How to remove specific package in snap
- How to upgrade snap pacakges in system
- How to see all the snap packages installed on system
- How to see details of snap package
- How to download snap package and install offline
- What is _version in elasticsearch queries response
- Distributing documents accross shards in elasticsearch
- How to clone ELK Server to another virtual machine
- How to grep only numbers in linux
- Install stress or stress-ng in Linux
- How to connect esxi host to vCenter with old ip address
- How to add default gw using ip command
- Create LXD container with specific Storage Pool
- Creating a New Partition using parted command
- How to download Fedora ISO file
- sort specific column in bash
- Search in buffer using grep in linux systems
- strace command in linux
- What is /proc/cmdline in linux
- How to create tar file or directory include SELinux context using star command
- How to create tar file or directory include SELinux context
- How to disable SELinux for specific program or service
- Copy a file while preserving SELinux context on Linux
- SELinux Contexts for file and directory
- SELinux Contexts for Processes
- SELinux Contexts for Users
- What is Nash or Nash shell
- What is RC or The Plan 9 Shell
- What is plan 9 in computer science
- What is command interpreter in computer science
- What is Mandatory access control (MAC) in Linux
- How to enable user directory for Apache in SELinux
- What is tilde in computer science
- What is SELinux
- What is .autorelabel file in SELinux
- What is /selinux
- sestatus command for SELinux
- Check kernel for SELinux support
- SELinux Contexts
- Set download speed limit in aria2
- How to change SELinux to permissive or enforcing without restart
- SELINUXTYPE variable
- SELinux Operating Modes
- High-level overview of how LSM is integrated into the Linux kernel
- What is Discretionary Access Control (DAC) in linux
- How to use Access control list (ACL) in linux
- What is Access control list (ACL) in linux
- How do I know ACLs are supported on my kernel
- How do I know ACLs are supported on my file system
- Add more keys to encrypted partition in luks
- What is difference between bs and count in dd command
- blkid command in linux
- What is backtick in linux
- Automount a luks encrypted volume on system start
- loop-aes vs dm-crypt, which is better
- What is luks
- What is dm-crypt
- What is Watermarking Attack
- What is kernel device mapper
- What is Block Device Encryption
- What is Stream Cipher
- What is Block Cipher
- What is Cipher Block Chaining or CBC
- What is Electronic Code Book or ECB
- What is Cipher or Cypher
- What is Ciphertext
- What is Plaintext
- What is the meaning of abstraction in computer science
- Encryption and Digital Signatures using GPG
- How to encrypt file using multiple public key in gpg
- How to use digital signature in gpg
- How to decrypt encrypted file using gpg
- How to encrypt files or folder using gpg
- What is meaning of Semantic Security in computer science
- What is data integrity
- What is OpenSCAP
- Public key authentication in gpg
- What is difference between RSA and ELgamal
- What is ElGamal algorithm
- What is DSA algorithm
- What is RSA algorithm
- export and import keys in gpg
- How to remove public and secret keys in gpg
- Checking for existing GPG keys
- What is meaning of entropy in computer science
- How to install gpg (GnuPG) in linux
- How to generate public and secret key in gpg
- What is OpenPGP or RFC4880
- What is GPG4Win
- What is meaning of asymmetric algorithm in computer science
- What is meaning of symmetric algorithm in computer science
- LPIC 3 303 Full Tutorial
- What is meaning of gibberish in computer science
- What is GPG
- What is meaning of overhead in computer science
- What is Digital signature
- What is PGP
- What is difference between manual deployment and auto deployment
- What is CI-CD
- Jenkins Basic Tutorial
- What is jenkins
- What is kubelet
- What is Kubeadm
- What is kubectl
- kubectl command basic examples
- Kubernetes Components
- cluster in kubernetes
- What means Dockerize or Dockerizing
- What is Orchestration in kubernetes
- What is Worker Node in kubernetes
- What is Master Node in kubernetes
- How to install kubeadm kubelet kubectl in Master Node in kubernetes
- What is pod in kubernetes
- What is container
- What is nodes in kubernetes
- What is Container Runtime
- Why we shud use kubernetes ? What its advanteage
- Kubernetes Tutorial
- Upload project (files and directory) in an exist empty repository
- Set static mac address for bridge interface in netplan
- ping scan using nmap
- sshfs read only access
- How to download .deb package and all dependencies
- Copy files from host to Docker container
- Random number from a range in a Bash
- How to add secondary ip address in linux using ip command
- How to remove ip address from interface in linux using ip command
- How to set ip address for interface in linux using ip command
- how to available ip address in linux using ip command
- ip address tenurial
- add additional ip in interface in linux
- variable inside variable in bash
- How to enable snmp service in ESXi
- how to install apache in FreeBSD
- How to install FreeBSD
- pkg command in FreeBSD
- How to install program in freebsd
- change cpu frequency in linux
- Nodes and clusters in elasticsearch
- Elasticsearch introduction
- Elastic Stack introduction
- ELK Full Tutorial
- add user to specific group in linux
- Install xrdp in linux systems
- How to find URL of deb package from repository
- Setting up a local package repository
- Download package source code
- forward proxy vs reverse proxy
- How to Sync Two Apache Web Servers
- Setup load balancing using Pound in linux
- Setup reverse proxy using nginx in linux
- Setup load balancing using nginx in linux
- Connecting to RDP using ssh tunnel
- Journal maintenance
- Active process monitoring in journald
- Modifying the Journal Display
- Filtering Messages by time and unit in journald
- Journald basic commands
- How to disable Syslog
- What is difference between syslog and journald
- What is Journald
- Journald Tutorial Introduction
- Journald Basic Tutorials
- What is float in programming
- What is int or integer in programming
- How to merge several PDF files in linux
- What is difference between argument and parameter
- what is kernel.perf_event_max_sample_rate
- disable This Connection is not Secure error in firefox
- repair firefox font for persian wordpress websites
- run vlc from root user in linux
- Netplan basic tutorials
- change lenovo cpu fan speed
- What is Symbolic Mode Permissions in linux
- reset mikrotik mac address
- ssh password less configuration
- permit root login in ssh for specific ip address
- mozilla firefox addons
- tcpdump basic tutorial
- What is mkfifo command in linux
- What is mktemp command in linux
- What is GNS3
- What is SolarWinds Response Time Viewer for wireshark
- What is segment, packet and frame
- What is hexadecimal,bytes and bits
- What means -n in SED
- sample sed example
- Print lines between two string using sed
- Show lines after the match in linux using sed
- Find specific character using sed in linux
- Print last line of file using sed
- What is EOF in linux shell
- How to use script in sed
- sed basic tutorial
- What is difference between SED and AWK in linux
- What is SED in linux
- Download and install sed using source code
- Delete all lines beginning with a sharp from a file in linux
- Wireshark and Tshark basic tutorial
- How to install ohmyzsh in Linux
- GIT basics tutorials
- change default LXC container path
- set an LXD container to start at boot
- import manually image to lxd local repository
- rename LXD image alias
- import LXD image from repository
- LXD basics tutorials
- analyse apache logs
- download and install opera in linux
- download and install google chrome in linux
- download and install Visual Studio Code in linux
- Increase file upload size in PHP
- check hard disk health in windows
- maximum compression files in linux
- loop format in bash script
- wget html with all js and css
- echo color in bash
- block or allow ip address in apache
- How to remove empty or blank line from a file in linux
- disable swap in linux
- record video from terminal in linux
- cat except line1 in bash
- import variable from config file in bash
- setup repository using debmirror in linux
- How to restart linux systems
- How to shutdown linux systems
- wall command in linux
- telinit command in linux
- What is power on self test (post)
- Install vmtools using apt-get
- How to create a bootable USB using dd command
- Find vendor of hard disk in linux
- Find number of CPU context switches in Linux
- What is CPU context switching
- What is interrupt in linux
- who command in linux
- What is character devices
- Activate windows and office using KMS server
- Find version of PostgreSQL database
- Disk speed test in linux
- LXC basics tutorials
- How to use sed to find and replace text in files in Linux
- Import and export database in mysql
- enable rewrite module in apache2
- modinfo command in linux
- Dmidecode command in linux
- What is the difference between user space and the kernel space
- How to move firefox addons to another offline computers
- What is echo $$ in linux systems
- crontab example
- mysql connection php script
- Create backup from docker container
- set alias in linux system
- Insert mode in vi editor
- lftp example in linux
- Enable Promiscuous Mode on a Linux host
- Set environment variables for containers in docker
- Docker basics tutorials
- Docker Fundamentals
- Docker prerequisites setups
- Allow Certain User to logon to one computer only
- Create admin user in active directory network
- How To Add A Static Route To The Windows Server
- git basics tutorials part3
- git basics tutorials part2
- git basics tutorials part1
- setup dns server using dnsmasq and docker
- forward and reverse dns in dnsmasq
- tmux example in linux
- How to convert VMware workstation VM to VMware vSphere VM
- How to convert physical system to virtual machine using VMware converter
- How to Shrink virtual machine disk using VMware vCenter converter
- What is depentend and indepentend hard disk mode in VMware vSphere
- What is snapshot concept in VMware vSphere
- UUID concept in Linux
- insmod command in Linux
- modprobe command in Linux
- rmmod command in Linux
- lsmod command in Linux
- lspci command in Linux
- lsusb command in Linux
- What is /sys directory in Linux
- What is udev concept in Linux
- What is /proc directory in Linux
- What is dbus concept in Linux
- What is HAL concept in Linux
- How to create Local Content Library in VMware vCenter 6.7
- What is Content Library in VMware vSphere
- How to deploy OVF Template in VMware vCenter 6.7
- What is OVA in VMware vSphere
- What is OVF in VMware vSphere
- named-checkconf command usage
- What is Recursive Name Server
- What is Forwarding DNS Server
- What is Caching DNS Server
- What is Secondary or Slave DNS Server
- What is Primary or Master DNS Server
- What is FQDN
- What is sub domain in DNS
- What is ICANN
- What is Top Level Domain or TLD in DNS
- What is fsck command in linux
- Select different kernel in grub
- What is recovery mode in kernel
- What is upstart
- What is the difference between layer 2 and 3 switches
- What is ARP protocol
- What's the difference between virtual and physical in RDM compatibility mode
- What is RDM in VMware vSphere
- What is the difference between VMFS 5 and VMFS 6
- What is expand and increase storage in VMware vSphere
- Connecting ESXi 6.7 to iSCSI Target
- How to install OpenFiler
- iSCSI Target configuration in OpenFiler
- How to create Network ACL in OpenFiler
- What is FCoE or Fiber Channel over Ethernet
- What is FC or Fiber Channel
- What is iSCSI
- Throughput, IOPS, and Latency in VMware Storages
- What is IOPS
- What is SAS
- What is SCSI
- What is DAS or Direct Attached Storage
- Port Group configuration in vCenter 6.7 distributed switch – VLAN
- EST & VGT & VST concept in VLAN Tagging
- VCP-DCV Full Tutorial
- What is Distributed Switch in VMware vCenter
- What is Network I/O Control in VMware vSphere
- What is port state monitoring in VMware vSphere
- What is Load based Teaming in VMware vSphere
- Port Group configuration in vCenter 6.7 distributed switch – Traffic shaping
- Port Group configuration in vCenter 6.7 distributed switch – Teaming and failover
- Port Group configuration in vCenter 6.7 distributed switch – Security
- Port Group Settings in Virtual Standard Switch – Properties
- Port Group Settings in Virtual Standard Switch – Security
- Port Group Settings in Virtual Standard Switch – Traffic shaping
- Port Group Settings in Virtual Standard Switch – Teaming and failover
- Virtual Standard Switch Settings – Teaming and failover
- Virtual Standard Switch Settings – Traffic shaping
- Virtual Standard Switch Settings – Security
- Promiscuous mode in VMware vSphere
- Virtual Standard Switch Settings – Properties
- Distributed Switch configuration – Edit Settings
- What is MTU
- What is Multicast
- Port Group configuration in vCenter 6.7 distributed switch – General
- What is Port Mirroring in VMware vSphere
- What is LACP in VMware vSphere
- What is LLDP or Link Layer Discovery Protocol in VMware vSphere
- What is VM Port blocking policies in VMware vSphere
- What is ingress and egress traffic shaping in VMware vSphere
- What is PVLAN or Private VLAN
- What is Netflow Protocol
- Standard Switch concept in VMware vSphere
- What is VMKernel Port in VMware
- What is Uplink in VMware
- What is pNIC in vmware
- What is VMnic in VMware
- What is vNIC in vmware
- What is NIC
- What is over commitment in virtualization
- What is hypervisor in virtualization
- How to install VMware vCenter Server Appliance 6.0 [VCSA]
- Veeam Backup and Replication Full tutorial
- Types of Veeam backup methods
- Scale-out repositories in Veeam Backup and Replication
- Writing data in multiple streams simultaneously in Veeam Backup and Replication
- What is Differential Backup in Veeam Backup and Replicaion
- What is Incremental backup in Veeam Backup and Replicaion
- How to add Backup Repositories in Veeam Backup and Replication
- How to add backup proxies in Veeam Backup and Replication
- How to add ESXi server in Veeam Backup and Replication
- How to crack Veeam license
- How to install Veeam Backup and Replication
- Reinstall or upgrade ESXi server
- How to upload folder in ESXi 6.7 datastore
- What is RPO, RTO and RTPO in VeeAM
- VMware vSphere Client error 28173
- How to disable windows update in windows server 2016
- How to install and configuration SAWMILL
- How to check the router os version
- Reboot and Shutdown in Kerio Control
- Best date command format in Linux
- Windows startup repair log file
- This Virtual Machine Appears to be in Use in VMware Workstation
- DHCP Client Troubleshooting to get new IP Address
- NTDS File in Active Directory
- Windows 7 default firewall configuration
- SNMP Pentesting using kali linux
- How to set username and password for polipo
- TCP traceroute examples
- What is difference between the different SNMP versions
- How to create a proccess with high CPU load in windows
- How to install and configuration WMI in windows 7 for OpManager
- How to create multipart 7zip file in Linux
- How to connect to snmp from linux
- What is WMI in Windows
- How to add WMI credential in OpManager
- How to Download, Install and Setup OpManager
- How to install kerio control
- What is the difference between standard firewall and UTM
- Systemd configuration
- The systemd Method
- How to startup application in sysV
- chkconfig command in centos and RHEL
- How to disable ipv6 from grub in linux
- What is init and runlevel command in linux
- Understanding the /etc/inittab File in Linux
- How to create symbolic link in linux
- How to install adobe flash player in firefox in linux
- What is PostgreSQL
- What is VMware syslog collector
- What is auto deploy in vmware
- What is single sign on in vmware
- What is VMware Platform Service Controller
- What is VCSA
- What is runlevel concept
- Does centos or RHEL use systemd ?
- What is daemon concept in linux
- Determining the init system in linux
- Initialization process concept in Linux
- The Secure Boot story
- What is Grub 2
- What is Grand Unified Bootloader (GRUB) Legacy
- What is initrd in linux
- Linux Boot Process with details
- What is difference between MBR and GPT
- What is difference between BIOS and UEFI
- What is kernel ring buffer
- What is boot manager or boot loader in Linux
- What is Thin Provision
- What is Thick Provision Eager Zeroed in VMware
- What is Thick Provision Lazy Zeroed in VMware
- How to reset windows DNS cache
- How to find system specification details in windows
- What is VMware DCUI
- Objectives covered in the VMware VCP6.5 – Data Center Virtualization Exam
- Objectives covered in the VCP6-DCV Exam
- What is difference between VLAN and Subnet
- What is nested virtualization
- How to synchronize two folders in windows
- 17. Intro network and OSI
- Application layer in OSI model
- Presentation layer in OSI model
- Session layer in OSI model
- Transport layer in OSI model
- Network layer in OSI model
- Physical Layer in OSI Model
- Data Link layer in OSI Model
- Why we need active directory in VMware virtualization
- What is virtual appliance
- What’s the Difference Between vSphere client, VMware, ESXi, vCenter and vSphere
- What’s the Difference Between SAN and NAS Storage
- What is vSphere hypervisor
- What is software defined data center
- Improve Utilization and Performance of Servers with Virtualization
- What is difference between MB and MiB
- What is LVM thin provisioning
- What is LVM in linux
- What is Subscription Manager in RHEL
- What is KDUMP in Linux
- RHCSA (EX200) EXAM OBJECTIVES
- What is difference between RHCE and RHCSA
- How to clear memory cache in linux
- What is VCP-DW
- What is VCP-NV
- What is VCP-CMA
- What is VCP-DTM
- What is VCP-DCV
- What is DNSSEC
- What is difference between WINS and DNS
- What is rx and tx
- What is difference between hostname and domain name
- What is XFS FileSystem and What is difference between XFS, EXT4 and EXT3
- What is iptables or netfilter
- DNAT example using iptables
- What is DNAT
- What is difference between snat and masquerade
- How to enable ip forwarding in linux systems