162 Chapter 6 Using Multicast Manager208963-BFigure 78 Optivity Switch Manager with forwarding node highlightedYou can also select a multicast protocol in Multicast Manager and view inOptivity Switch Manager the devices that are actively using that protocol.To view devices using multicast protocols:1 In the Multicast Manager navigation pane, select a multicast protocol from thefirst four branches in the tree.2 Return to the Optivity Switch Manager window.The devices using DVMRP are highlighted (Figure 79).Path ofNode onNode onmulticasttrafficsourcesubnetforwardingpath