Red Hat, Inc.

Mark McLoughlin

William E Nottingham

Timothy Burke

An embodiment generally relates to a method of updating clients from a server. The method includes maintaining a master copy of a software on a server and capturing changes to the master copy of the software on an update disk image, where the changes are contained in at least one chunk. The method also includes merging the update disk image with one of two client disk images of the client copy of the software.

Updating clients from a server

Embodiments of the present invention provide electronic mail that is easy to automatically setup. Embodiments of the invention provide a mail server appliance that is designed to operate with a support service. Each mail server appliance is pre-configured to use the support service as part of an integrated product. The mail server appliance is configured for ease of installation and maintenance and comprises the hardware bundled with the software applications pre-installed. The mail server appliance is also coupled to the support service and may begin operations almost immediately. The support service serves as the primary relay point for sending/receiving mail for the mail server appliance and provides various supporting features. First, it provides pre-installation services for the mail server appliance. Second, the support service provides flexible operations support. For example, the support service allows the mail server appliance to have a dynamically assigned IP address. In addition, the support service may provide continuous availability and backup services for the mail server appliance.

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Cork, United Kingdom

Mark McLoughlin