•"Pin" the switches and end nodes in the topology display.
•"Collapse" the topology display to show only the number of end nodes connected to each switch, instead of showing all end nodes (the default) which can present a cluttered display where a large number of end nodes are connected to the OpenFlow switches.
In the topology display:
•To display or remove port numbers for the links, press P or select View→Ports.
•To pin or unpin the switches and end nodes, press X or select View→Pin All.
•To hide or show all switch end nodes, pressG or select View→Collapse All.
Figure 14 Switch ports labels
Figure 15 Collapse All option
The number appearing under the Data Path ID for a switch in the topology diagram indicates the number of detected end nodes connected to the switch.
To toggle between hiding or showing all switch end nodes, click anywhere in the topology display and then press G.
To toggle between hiding or showing the end nodes for a particular switch, select the switch and then press C.
3.12.1.2Viewing the shortest path between two nodes
1.Select the source node and press S or click Src.
42 Navigating the controller user interface