How to create Dynamic Distribution Groups in Exchange Server 2010

In dynamic distribution groups, membership is determined by the results of an LDAP query.  We can create a distribution groups by using Cmdlets as shown below:    Syntax:   New-DynamicDistributionGroup -Name ExchangeName   –IncludedRecipients <None, UserMail, MailContacts, MailGroups, Resources,   AllRecipients> [-Alias ExchangeAlias]   [-DisplayName DisplayName] [-OrganizationalUnit OUName]   [-ConditionalCompany CompanyNameFilter1, CompanyNameFilter2,…]   [-ConditionalCustomAttributeX Value1, Value2,…]   [-ConditionalDepartment DeptNameFilter1, DeptNameFilter2, … ]   [-ConditionalStateOrProvince StateNameFilter1, StateNameFilter2, …]   [-RecipientContainer ApplyFilterContainer] {AddtlParams}   New-DynamicDistributionGroup -Name ExchangeName –RecipientFilter Filter   …