Even though Outlook is the last in the chain, it is often the first level where the troubleshooting takes place as usually this is where the request is coming from.And since this website’s main focus is on Outlook, it makes sense to start with Outlook as well ;-).Use Cached Exchange Mode but without OABTo always work with the Online Address Book, even when you have Cached Exchange Mode enabled, you can set the following Registry key and value.
If I took the Outlook 2007 client out of cached mode, they would see the latest address book.
The way we fixed this was by going into Exchange Management Console (EMC) , Organization Configuration , Mailboxand then clicking on the Offline Address Book tab.
If so, E2010 issues the client an HTTP error code 451 that contains the External URL value and instructs the client to redirect to the location specified in the External URL property (Old devices wouldn’t update itself to com and therefore will fail to sync).
) which points to Exchange 2007 F5 load balancer), specifically to the /Proxy virtual directory, This virtual directory is located beneath the Exchange Active Sync virtual directory in IIS and, by default, has Integrated Windows authentication enabled on it.”””””””””””” value for external URL property on the MSAS Vdir for the non-internet facing E2K7 servers in the internet facing site.
You don’t need the FQDN to be added in the cert because CAS-CAS proxying won’t look for the public cert.
So, have an internal cert installed with “”””””””””””If the user’s mailbox is on an Exchange 2007 Mailbox server, E2010 CAS locates an Exchange 2007 Client Access server in the same Active Directory site as the user’s Mailbox server.We had a problem where any new user mailboxes that were added to the Exchange server were not appearing in the address books of Outlook 2007 clients running in cached mode.The address book was up to date in OWA, but our cached Outlook clients wouldn’t update even after forcing a download of the OAB.Due to various synching schedules, it can take up to 48 hours before you could actually see a change in Outlook after a modification has been made on the Exchange server or in Active Directory.In this guide, the relevant timings are explained and instructions are given in how you can directly force an update and resync, which can be very handy when troubleshooting or when you work in an Exchange environment which sees a lot of user mailbox mutations.This means that in the worst possible scenario, an update to the Address Book won’t become available to the user until 48 hours after the change.