About Device Aliases

When the port WWN of a device must be specified to configure different features (for example, zoning, DPVM, or port security) in a Cisco MDS 9000 Family switch, you must assign the correct device name each time you configure these features. An inaccurate device name may cause unexpected results. You can circumvent this problem if you define a user-friendly name for a port WWN and use this name in all the configuration commands as required. These user-friendly names are referred to as device aliases. Device aliases have the following features:



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