http://www.halicom.com IT knowledge base for systems administrators Thu, 12 Mar 2009 05:06:47 +0000 http://backend.userland.com/rss092 en The 5 possible Exchange 2007 server roles are: Unified Messaging Edge Transport Client Access Mailbox Hub Transport For an indepth look at these roles, click one of the Exchange 2007 roles above. http://www.halicom.com/what-are-the-5-exchange-2007-server-roles The Exchange 2007 unified messaging role: Merges Voice over IP with exchange 2007 Allows users to check voice mail through OWA (Outlook Web Access http://www.halicom.com/exchange-2007-unified-messaging-role Exchange 2007 client access server is: Provides OWA (Outlook Web Access) Outlook mobile access http://www.halicom.com/exchange-2007-client-access-server The Exchange 2007 edge transport role contains: Anti spam protection Anti virus protection When used email hits the edge transport before going to the hub transport server Can not exist on a server with any other server role.  (IE: a Hub Transport and Edge Transport server can not exist on the same physical machine) Installed ... http://www.halicom.com/exchange-2007-edge-transport-role The Exchange 2007 Hub Transport role is: Responsible for internal mail flow Installed in Active Directory Varies if you are using an edge transport server as well. http://www.halicom.com/exchange-2007-hub-transport-role The Exchange 2007 mailbox role provides and uses the following: Holds Exchange databases Hold mailboxes and public folders Part of an Active Directory Domain Requires plenty of space in Active Directory Allows a maximum of 50 mail storage groups (in Exchange 2007 enterprise) Allows maximum of 50 mail databases across all storage groups (in Exchange 2007 ... http://www.halicom.com/exchange-2007-mailbox-role This Power Shell cmdlet will show all of the mailbox sizes and their quotas.  It will also let you know if the mailbox has exceeded it's quota and disabled as a result.  It outputs the username, the total item size (sorted highest to lowest), and their storage limit status. Get-MailboxStatistics -Server ... http://www.halicom.com/how-to-display-mailbox-size-and-quota-in-exchange-2007 If you migrated from Exchange 2003 to Exchange 2007 and still have some residual mailboxes left behind on the old exchange 2003 server, this Power Shell cmdlet will be very useful to you.  It will list all users the old exchange 2003 server and their respective mailstores. Get-Mailbox -OrganizationalUnit OUNAME -Server ... http://www.halicom.com/list-all-users-mailstores-of-old-exchange-server-in-exchange-2007 If you need to modify or update your Microsoft Exchange 2007 product key, use the following cmdlet: set-exchangeserver -Identity 'SERVERNAME' -ProductKey 'XXXXX-XXXXX-XXXXX-XXXXX-XXXXX' This is a useful command if you upgrade from Exchange 2007 Standard to Exchange 2007 Enterprise. http://www.halicom.com/update-exchange-2007-product-key To show an easy to read listing of all of the interfaces on a cisco router or switch, issue the follow command: show ip interface brief For example: Switch1#show ip interface brief Interface              IP-Address      OK? Method Status                Protocol FastEthernet0/1        unassigned      YES manual down                  down FastEthernet0/2        unassigned      YES manual down                  down FastEthernet0/3        unassigned      YES manual down                  down FastEthernet0/4        unassigned      ... http://www.halicom.com/show-interfaces-on-cisco-switch