User`s guide

224 Implementing an Open IBM SAN
This adapter is set to Public Loop as shown in the Topology row.
By selecting the Loop Devices tab in the IN-VSN port view, we can ensure that
the director actually recognizes this loop attachment as shown in Figure 3-42.
Figure 3-42 IN-VSN: Port Loop Devices View
Enabling loop attachment for the entire director
Instead of individually enabling loop attachment for lots of specific ports, you can
enable this for the entire director as well. This means that all director ports will be
set to Auto Sense Arbitrated Loop.