Windows

Problem

You want to retrieve and manage alerts in the current monitoring object.

Solution

To retrieve alerts on the current monitoring object, use the GetAlert cmdlet. To retrieve only active alerts, apply a filter to include only those with a ResolutionState of 0.

>GetAlert | WhereObject { $_.ResolutionState eq 0 } | SelectObject Description

Description

Problem

You want to list all the tasks allowed in a monitoring object, and then invoke one.

Solution

To retrieve cmdlets allowed for the current monitoring object, use the GetTask cmdlet:

$task = GetTask | WhereObject { $_.DisplayName –match "TaskName" }

Then use the StartTask cmdlet to start the task: $task | StartTask

Discussion

Problem

You want to enable or disable rules not sealed in a management pack.

Solution

To retrieve a rule, use the GetRule: $rule = GetRule | WhereObject { $_.DisplayName –match "RuleName" }

Then, use the EnableRule or DisableRule cmdlet to enable or disable that rule, respectively:

$rule | EnableRule

$rule | DisableRule

Discussion

Problem

You want to automate the deployment or configuration of management packs.

Solution

To retrieve information about installed management packs, use the GetManagementPack cmdlet, as shown in Example 261.

Example 261. Using the GetManagementPack cmdlet

PS Monitoring:\Oxford.contoso.com >$mp = GetManagementPack | WhereObject { $_.DisplayName eq "Health Internal Library" } PS Monitoring:\Oxford.contoso.com >$mp

Problem

You want to place a server in maintenance mode to prevent it from generating incorrect alerts.

Solution

To schedule a maintenance window on a computer, use the NewMaintenanceWindow cmdlet:

$computer = GetAgent | WhereObject { $_.Name match "Denver" }

$computer.HostComputer | NewMaintenanceWindow `

StartTime (GetDate) `

EndTime (GetDate).AddMinutes(5) `

Comment "Security updates"

To retrieve information about that maintenance window, use the GetMaintenanceWindow cmdlet:

Problem

You want to manage Operations Manager agents on remote machines.

Solution

To retrieve information about installed agents, use the GetAgent cmdlet:

PS Monitoring:\Oxford.contoso.com >GetAgent | SelectObject DisplayName

DisplayName

Ibiza.contoso.com Denver.contoso.com Sydney.contoso.com

To remove an agent, use the UninstallAgent cmdlet:

PS Monitoring:\Oxford.contoso.com >GetAgent | WhereObject { $_.DisplayName match "Denver" } | >> UninstallAgent

Problem

You want to experiment with the features and functionality of the Operations Manager Command Shell without working on a production system.

Solution

To explore the Operations Manager Command Shell, use the Microsoft Forefront and System Center Demonstration Toolkit.

Discussion

Problem

You want to get and modify Outlook Web Access settings from the Exchange Management Shell.

Solution

To retrieve information about an Outlook Web Access virtual directory, use the GetOwaVirtualDirectory cmdlet:

$owa = GetOwaVirtualDirectory "owa (Default Web Site)"

To modify information about that virtual directory, use the SetOwaVirtualDirectory cmdlet. This example prevents users from changing their passwords through Outlook Web Access:

$owa | SetOwaVirtualDirectory –ChangePasswordEnabled:$false

Discussion

Problem

You want to manage transport rules applied to incoming or outgoing mail.

Solution

To create transport rules on the server, use the NewTransportRule cmdlet, as shown in Example 251.

Example 251. Creating a new transport rule

$from = GetTransportRulePredicate FromScope $from.Scope = "NotInOrganization"

$attachmentSize = GetTransportRulePredicate AttachmentSizeOver $attachmentSize.Size = 0

Problem

You want to get and modify information about distribution groups from the Exchange Management Shell.

Solution

To retrieve information about a distribution group, or distribution groups, use the GetDistributionGroup cmdlet:

$group = GetDistributionGroup "Stock Traders"

$group | FormatList *

To modify information about a group, use the SetDistributionGroup cmdlet. This example updates the Stock Traders distribution group to accept messages only from other members of the Stock Traders distribution group: