You may use the following command in Microsoft Exchange Management Shell (EMS) to associate the default Offline Address Book (OAB) with the mailbox database(s).
Get-MailboxDatabase | Set-MailboxDatabase -OfflineAddressBook “\Default Offline Address Book”
You may use the following commands to install the Microsoft Exchange Server 2016 Mailbox Server role from the command line.
Setup.exe /PrepareSchema /IAcceptExchangeServerLicenseTerms
Setup.exe /PrepareAD /IAcceptExchangeServerLicenseTerms /OrganizaionName:
“<Organization Name>”
Setup.exe /mode:install /role:Mailbox /IAcceptExchangeServerLicenseTerms
The script below will query the status of the service(s) specified in “C:\Scripts\VMware vCenter Server\Verify_Critical_Services.txt” on the local server. The output of the script will provide the name and status of the service(s) in a formatted list for your viewing. Additionally, it is recommended that the following services be queried as they are critical to the proper functioning of VMware vCenter Server 6.
<#
.SYNOPSIS
This script will provide the name and status of the service(s) defined in “C:\Scripts\VMware vCenter Server\Verify_Critical_Services.txt”
.DESCRIPTION
This script will automate the process of providing the status of critical VMware vCenter Server 6 service(s) on the local server
.EXAMPLE
N/A.
.AUTHOR
Written by Noel Enrique Alvarez on Wednesday, November 22, 2017.
#>
#Define the service(s) to query
$Services = Get-Content “C:\Scripts\VMware vCenter Server\Verify_Critical_Services.txt”
#Query the status of the service(s) in “C:\Scripts\VMware vCenter Server\Verify_Critical_Services.txt”
ForEach ($Service in $Services)
{Get-Service $Service |
Format-List -Property Name, Status}
You may use Microsoft Windows PowerShell to obtain the NetBIOS name of a Microsoft Active Directory (AD) domain. The command is Get-ADDomain –Identity domain.com and the NetBIOS name is contained in the NetBIOSName field.
Red Hat Enterprise Linux (RHEL) 7 provides a kickstart file that you may use to automate the installation of RHEL. Below is a sample kickstart file (ks.cfg) that you may modify for the automated installation of RHEL.
#version=DEVEL
# System authorization information
auth –enableshadow –passalgo=sha512
# Use CDROM installation media
cdrom
# Use graphical install
graphical
# Run the Setup Agent on first boot
firstboot –enable
ignoredisk –only-use=sda
# Keyboard layouts
keyboard –vckeymap=us –xlayouts=’us’
# System language
lang en_US.UTF-8
# Network information
network –bootproto=static –device=eth0 –gateway=x.x.x.x –ip=x.x.x.x –nameserver=x.x.x.x,x.x.x.x –netmask=x.x.x.x –ipv6=auto –activate
network –hostname=rhel01
# Root password
rootpw –iscrypted $6$fa
# System services
services –disabled=”chronyd”
# System timezone
timezone America/New_York –isUtc –nontp
user –name=tuser –password=$6$zn
iscrypted –gecos=”Temporary User”
# X Window System configuration information
xconfig –startxonboot
# System bootloader configuration
bootloader –append=” crashkernel=auto” –location=mbr –boot-drive=sda
# Partition clearing information
clearpart –all –initlabel –drives=sda
# Disk partitioning information
part /boot –fstype=”xfs” –ondisk=sda –size=500
part swap –fstype=”swap” –ondisk=sda –size=4096
part pv.614 –fstype=”lvmpv” –ondisk=sda –size=46603
volgroup centos –pesize=4096 pv.614
logvol / –fstype=”xfs” –size=20480 –name=root –vgname=centos
logvol /home –fstype=”xfs” –size=26120 –name=home –vgname=centos
%packages
@^graphical-server-environment
@base
@core
@desktop-debugging
@dial-up
@fonts
@gnome-desktop
@guest-agents
@guest-desktop-agents
@input-methods
@internet-browser
@multimedia
@print-client
@x11
kexec-tools
%end
%addon com_redhat_kdump –enable –reserve-mb=’auto’
%end
Scripting is a great way to make yourself more efficient as an Information Technology (IT) professional. With that being said, the Microsoft Windows PowerShell script below may be used to automate the deletion of a domain name system (DNS) A record.
<#
.SYNOPSIS
This script will automate the process of deleting a DNS A record.
.DESCRIPTION
This script will automate the process of deleting a DNS A record.
.EXAMPLE
Remove-DnsServerResourceRecord -ZoneName “noelalvarez.net” -RRType “A” -Name “www”.
.AUTHOR
Written by Noel Enrique Alvarez on Thursday, December 22, 2016.
#>
#Request the hostname of the server
$HOSTNAME = Read-Host “What is the hostname of the server?”
#Delete the DNS A record
Remove-DnsServerResourceRecord -ZoneName “noelalvarez.net” -RRType “A” -Name “$HOSTNAME” -Force
#End of script
VMware includes a great solution, templates, for consistent virtual machine deployments. A template is essentially a master image of a virtual machine that typically includes a guest operating system and applications. Using templates allows you to deploy virtual machines with a consistent configuration. Additionally, below is a step list of steps for creating a template.
You may use the Microsoft Windows PowerShell script below to get the service tag of a Dell server, remotely.
<#
.SYNOPSIS
This script will automate the process of determining the service tag of a Dell server.
.DESCRIPTION
This script will query the server you specificy for it’s service tag.
.EXAMPLE
wmic /user:administrator /node:hostname bios get serialnumber.
.AUTHOR
Written by Noel Enrique Alvarez on Monday, December 05, 2016.
#>
#Request the domain name
$– USERNAME = Read-Host “What is the username of the administrator account?”
#Request the hostname of the server
$HOSTNAME = Read-Host “What is hostname of the server?”
#Get the service tag
wmic /user:$– USERNAME /node:$HOSTNAME bios get serialnumber
#End of script
You may use the Microsoft Windows PowerShell script below to remotely add a domain user to the specified group of the server you choose.
<#
.SYNOPSIS
This script will add a domain user to a group on a server.
.DESCRIPTION
This script will automate the process of adding a domain user to a group on a server.
.EXAMPLE
N/A.
.AUTHOR
Modified by Noel Enrique Alvarez on Friday, December 02, 2016.
#>
#Request the domain name
$DOMAIN = Read-Host “What is the domain?”
#Request the username
$– USERNAME = Read-Host “What is the username?”
#Request the hostname of the server
$SERVER = Read-Host “What is the hostname of the server?”
#Request the name of the group
$GROUP = Read-Host “What is the name of the group (i.e. Administrators)?”
([ADSI]”WinNT://$SERVER/$GROUP,group”).psbase.Invoke(“Add”,([ADSI]”WinNT://$DOMAIN/$– USERNAME”).path)
You may use the Microsoft Windows PowerShell script below to start a service, remotely.
<#
.SYNOPSIS
This script will a service on the specified server.
.DESCRIPTION
This script automates the process of starting a service.
.EXAMPLE
N/A.
.AUTHOR
Written by Noel Enrique Alvarez on Thursday, March 03, 2016.
#>
#Request the hostname of the server and the name of the service
$SERVER = Read-Host “What is the hostname of the server?”
$SERVICE = Read-Host “What is the name of the service?”
#Request the status of the service
get-service -computername $SERVER | where-object {$_.name -eq “$SERVICE”}
#Pause for (5) seconds
Start-Sleep 5
#Start the service
get-service -name $SERVICE -computername $SERVER | set-service -status running
#Pause for (5) seconds
Start-Sleep 5
#Request the status of the service
get-service -computername $SERVER | where-object {$_.name -eq “$SERVICE”}
#End of script
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