Private/ArgumentCompleter/Get-OrbitAcSbTeamsNetworkSubnetId.ps1

# CsTenantNetworkSubnet - Network Subnet
function Get-OrbitAcSbTeamsNetworkSubnetId {
  param ( $commandName, $parameterName, $wordToComplete, $commandAst, $fakeBoundParameters )
  $null = Assert-MicrosoftTeamsConnection
  $Values = (Get-CsTenantNetworkSubnet | Select-Object Identity).Identity
  $Values | Where-Object { $_ -like "*$WordToComplete*" } | ForEach-Object { $_ }
}
# [ArgumentCompleter({ Get-OrbitAcSbTeamsNetworkSubnetId @args })]
Register-ArgumentCompleter -CommandName Find-TeamsEmergencyCallRout -ParameterName NetworkSubnet -ScriptBlock { Get-OrbitAcSbTeamsNetworkSubnetId @args }