Categorie: Linux

https://securitytrails.com/dns-trails  

If you are using Office 365 Click to Run and have had an automatic update which is now causing issues then you could wait for Microsoft to send out a fix or you can resolve the issue instantly by reverting back to a previous version of Office. Follow the simple instructions below. First you need […]

  Below are the 2 processes that will help you avoid the certificate error. You can do either or both on the system having this issue. Process-1 • Click on windows button and write Allow an Apps through windows firewall or you can search this in control panel also. • After that, click on change […]

Step 1: Install Apache webserver Since Nexcloud will run on a web browser, the first step will be to install the Apache webserver. To achieve this, first update the system, # sudo apt update -y Next, to install Apache execute the command # sudo apt install apache2 libapache2-mod-php Once installed, verify the status of Apache  […]

Event ID 1074: System has been shutdown by a process/user.

cd –>/data/updater-* “find in this directory a folder with the subfolder backup” Files in this “backup”folder is the old nextcloud after the upgrade to the new site. Check the datafiles in this directory, you can delete files in this folder.      

sudo du -h /var/ | sort -rh | head -5     OUTPUT:   85G /var/ 77G /var/lib 75G /var/lib/libvirt/images 75G /var/lib/libvirt 5.0G /var/cache/pacman/pkg

Step 1: $LiveCred = Get-Credential $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://ps.outlook.com/powershell/ -Credential $LiveCred -Authentication Basic -AllowRedirection Import-PSSession $Session Step 2: Get-Mailbox -Identity * | Where-Object {$_.EmailAddresses -like ‘SMTP:support@domain.nl’} | Format-List Identity, EmailAddresses

shutdown -r -t xxxxx The xxxx are seconds 3600 seconds is one hour.

find the directory where you have installed FileZilla Server and open “FileZilla Server.xml” in notepad, then search for the string: “<Item name=”Admin Password” type=”string”>***************</Item>”   Done

HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\Identity “DisableAADWAM”=dword:00000001

Can’t activate O365 on server, server is connected to the internet, and the internet is working correctly. Right on the taskbar there is an yellow mark on the network card. With the following command the yellow error will disappear, and you can activate office on the server. Set-NetAdapterAdvancedProperty Eth* -DisplayName “IPv4 Checksum Offload” -DisplayValue “Disabled”

Filter on port 123 NTP port with iftop on Centos 7 iftop -f ‘dst port 123’    

# vim .bashrc   # You can find this file in /root   Uncomment the following line #force_color_prompt=yes force_color_prompt=yes Add this line in to the file PS1=’${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ ‘ Next time the command will be red.  

Edit the Yum configfile. # vim /etc/yum.conf add the following line to the config: http_caching=none Then save the file and run the update command again. # yum update The update will work again. After the update check if the centos server needs a restart. # needs-restarting or # needs-restarting -r When you have a message […]

ClamAV installeren en configureren in CentOS 7 Virtuele ServerBasisGeavanceerdAbuseCentOSBeveiliging ClamAV is een gratis, opensource-antivirusprogramma voor de detectie van onder andere trojans, virussen en malware op je VPS. In deze tutorial laten wij je zien hoe je ClamAV installeert in CentOS 7, en zorgt dat ClamAV automatisch start en je VPS dagelijks scant. ClamAV installeren Stap […]

Chrony is introduced as new NTP client to replace the ntp as the default time syncing package since RHEL7, so if you configure NTP during the installation process, it just enables the chronyd service, not ntpd service. # systemctl status ntpd.service ntpd.service – Network Time Service Loaded: loaded (/usr/lib/systemd/system/ntpd.service; enabled) Active: inactive (dead) Even when […]

FirewallD is a complete firewall solution that dynamically manages the trust level of network connections and interfaces. It gives you full control over what traffic is allowed or disallowed to and from the system. Starting with CentOS 7, FirewallD replaces iptables as the default firewall management tool. It is highly recommended to keep the FirewallD […]

Check with this command: #  ls /var/run/reboot-required

How to show who has access to your inbox with PowerShell.  Get-MailboxFolderPermission -Identity username@domain.nl | fl This command you will see the users that have rights to your mailbox.   or  Get-MailboxFolderPermission -Identity username@domain.nl:\”postvak in” This command you will see the users that have rights to your mailbox. or Get-MailboxFolderPermission -Identity username@domain.nl:\”inbox” This command you […]

Download the zipfile. Name: foto viewer.zip Filesize: 611 bytes SHA256: DD7ABF84DF7120C75B61F701AE630F1C7D390FC35C29FE3E846CE09C4F4BD37C Tested with 7Zip. foto viewer

The command du “summarizes disk usage of each FILE, recursively for directories,” e.g., du -hs /path/to/directory -h is to get the numbers “human readable”, e.g. get 140M instead of 143260 (size in KBytes) -s is for summary (otherwise you’ll get not only the size of the folder but also for everything in the folder separately)

Monitor traffic on port 123 NTP iftop -f “port 123” Now only traffic from NTP is showing.  

When you have the problems after updating Ubuntu from 16 to 18 and try to update the Linux kernel and getting the following messages? update-initramfs -u update-initramfs: Generating /boot/initrd.img-4.15.0-62-generic W: initramfs-tools configuration sets RESUME=UUID=18e2a087-bb29-4ac0-9b80-4ca749b63730 W: but no matching swap device is available. You can change and use the new creates swap partition on your Linx […]

https://linuxize.com/post/how-to-add-swap-space-on-ubuntu-18-04/   Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are moved from the RAM to the swap space. Swap space can take the form of either a dedicated swap partition or a swap […]

In corporate segment one of the advantages of BitLocker Drive Encryption technology is the ability to store the Bitlocker recovery keys for encrypted drives in the Active Directory Domain Services (AD DS). BitLocker recovery key is a 48 and/or 256-bit sequence, which is generated during BitLocker installation. When number of the computers in company network […]

Backing up ESXi host configuration data ESXi Command Line To synchronize the configuration changed with persistent storage, run this command: vim-cmd hostsvc/firmware/sync_config To backup the configuration data for an ESXi host, run this command: vim-cmd hostsvc/firmware/backup_config Note: The command should output a URL in which a web browser may be used to download the file. […]

A. To get a list of the running services enter the command net start (you can add > \[filename\] to the end to make it output to a file,i.e. net start > services.lst). You can then try to shutdown each ofthem by entering the command net stop “<service name>” ,e.g. netstop “spooler”. Some services will […]

1 create user, and test the VPN and check if all traffic is traveling over the VPN? 2 enable by commandite for one user spilt tunneling VPN.  3  change the directory to /usr/local/openvpn_as/scripts 4 ./sacli –user <user or Group name > –key “prop_reroute_gw_override” –value “disable” UserPropPut 5 check if the traffic is split now?

1 maak GPO aan 2 Link deze aan users OU waar de users in staan. 3 GPO: user configuration, preferences, windows settings, files. 4 maak een share aan waar alle servers bij kunnen. \\192.168.10.200\share\Normal.dotm ( voorbeeld ) 5 Source files:  \\192.168.10.200\share\Normal.dotm ( voorbeeld ) 6 Destination File: %userprofile%\AppData\Roaming\Microsoft\Templates\Normal.dotm ( voorbeeld ) 7 ga naar item […]