Hello Team I would like to give the mailbox full access permission (fullMaibox access + read Permissiions) to the buslk users around 100 people Iam able to give the full mailbox permissions by giving the import-csv command import-csv users.csv | foreach { Add-MailboxPermission Mailbox name -User $_.users -accessrights 'fullaccess' } but i would like to give all the 100 user for read permissions for the mailbox i think it is AD permissions, how to achive this? Please help me. it will save numerous time when the calls would come like to do this mailbox permissios for 100 more users?

please try this link:http://www.exchange-genie.com/2007/07/add-mailboxpermission-vs-add-adpermission-part-1/ http://technet.microsoft.com/en-us/library/bb124097.aspx

Hi surya Thanks a lot. it is working fine.