Chapter 3 DXi3500 and DXi5500 Remote ManagementConfigurationQuantum DXi3500 and DXi5500 User’s Guide 77Figure 42 Fibre ChannelConfiguration2 While the Port WWNs are always unique, the Node WWNs can be setaccording to the Make the Node WWN section as follows:a Selecting Globally Unique but same for all ports makes the NodeWWNs the same for all Fibre Channel ports.b Selecting Equal to the Port WWNs for each port makes the NodeWWNs equal to the Port WWNs.3 Selecting The Port Settings page (see table 17 for field descriptions)allows you to set the AL_PA, Loop ID and link speed for each FibreChannel port connecting the DXi3500/DXi5500 system to thecustomer SAN.Caution: If you are manually assigning the robot and tapedrives to your Ethernet and Fibre Channel ports, youMUST assign the devices in numeric order startingwith L0 and continuing with L1, L2, L3 and so forth.You MUST restart with L0 for each additional port.Do NOT assign the devices out of order.Note: The DXi3500/DXi5500 system must be off-line toconfigure the Fibre Channel options.