# Description of the illustration X10-2-HA-one-shelf-cables callout

The image is a hardware illustration that shows two stacked Oracle Database Appliance nodes. The top node is labeled Node 1 and the bottom node is labeled Node 0. The storage shelf is at the bottom of the image, below Node 0. The image contains six callouts. Callouts numbered 7, 9, 8, and 10, reading from left to right to left, are at the bottom of the image. These callouts point to cables that are described in the following text. Callout 7 and 8 point to the dark blue and light blue port respectively and callout 9 and 10 point to the dark red and light red port respectively.