Month: September 2011
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Shadow Redundancy and Server Outages
Exchange Server 2010 has a feature that tries to ensure that emails in transport cannot be lost. This feature is called Shadow Redundancy and lots of information on how it works can be found on the Internet. But what happens if a mailbox server or site is unavailable? Items will queue in a single location,…
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How to Speed Up Hub Transport Server Selection
Install Exchange 2010 SP1! Installing the service pack fixes the round-robin selection process for remote hub transport servers in other sites (see Hub Transport Load Balancing) so that only the IP addresses of operational servers are used. Exchange 2010 runs on Windows 2008 (or 2008 R2) and this operating system supports IPv4 and IPv6. In…
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Formatting Get-ExchangeDiagnosticInfo
For the last blog post for today, this one looks at formatting the output of Get-ExchangeDiagnosticInfo as the XML that this cmdlet returns can be quite long. For example if you want to see if your server is in backpressure then you need to view the output of the ResourceMonitor component, but as this contains…
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Getting Exchange 2010 SP1 Diagnostics
New with Exchange Server 2010 SP1 is the Get-ExchangeDiagnosticInfo PowerShell cmdlet. This is not documented anywhere online, so I thought I would start a trend! Get-ExchangeDiagnosticInfo reports information on the information and status of Exchange Server as seen by individual processes. The information returned is in the form of a blob of XML data and…
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Hub Transport Load Balancing
In Exchange 2010 (not SP1) and Exchange 2007 there was no memory of unavailable transport servers and so the round robin method of load balancing across the hubs in the target delivery site or smarthosts used by connectors sourced to your current server was just that – round robin. Though if a server was unavailable…
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How to Clear Password Policy on workstation after removing it from domain
I needed to set up a few machines for a client in an internet cafe type scenario, but the client provided me with computers that had been added to the domain. The domain had a password requirement which meant I could not configure the default login on the cafe machines to have no password. To…