HP Storage Essentials V5.1 User Guide First Edition (T4283-96026, August 2006)

Storage Essentials 5.1 User Guide 311
The topology extends the length of the screen. The second portion of the topology is provided by
the following figure.
Figure 43 Topology of a Server (Continued)
NOTE: If any of the paths are not fully calculated, a pop-up dialog box displays a list of all the
hosts with partially calculated paths. In addition, the current state of the path calculation is
appended to the node name in the left pane.
Multipathing
Multipathing is the process of providing a server more than one path to a storage system, so that in
the case of an emergency, the server will have continuous access to the storage system.
Multipathing can be done many ways. For example, you can provide redundant switches for a
host to access a storage system. Another example of multipathing is providing redundant paths
from the host to the switch. To determine if your multipathing software is supported, refer to the
release notes.
Keep in mind the following: