Powershell - Stop All Exchange Services

# Stop MSExchangeADTopology Dependent services
foreach ($svc in get-service MSExchangeADTopology) {$dep = $svc.dependentservices}
foreach ($aa in $dep)
{
get-service $aa.Name | select Name,status
stop-service $aa.Name
get-service $aa.Name | select Name,status
}

# Stop all services with the name Exchange
$svcstatus = get-service *exchange* | select name,status
foreach ($mystatus in $svcstatus -eq "Running") {$mystatus = $svcstatus.Status}
foreach ($ab in $svcstatus)
{
get-service $ab.Name | select Name,status
stop-service $ab.Name -f
get-service $ab.Name | select Name,status
}