1124.7.4.e. MST Instance Advanced ConfigurationOn the MSTP Instance Configuration, pressing "M" and entering MSTinstance ID open the MST Instance Configuration screen, as shown in Fig.4-7-20. On this screen, you can do advanced configuration of MST instance.Fig. 4-7-20 Advanced Setting of MST InstanceScreen DescriptionMSTI RootPort:Displays a root port number of MST instance.MSTI RootCost:Displays a root path cost value of MST instance.Time SinceTopologyChange:Displays elapsed time (sec.) from changing configuration of spanningtree.TopologyChangeCount:Displays the number of changes in configuration of spanning tree.MSTI RegionalRoot:Displays bridge ID of the regional root bride of MST instance.MSTI BridgeID:Displays bridge ID of MST instance.Available commands are listed below.I Set bridge priority of MST instance.PN23249K/PN23249A Local Management SystemMST Instance Configuration -> MST Instance ConfigurationMSTI Root Port: 0 Time Since Topology Change: 0 Sec.MSTI Root Cost: 0 Topology Change Count: 0MSTI Regional Root: 800A 00C08Fxxxx MSTI Bridge ID: 8000 00C08Fxxxx-------------------------------- -----------------------------------Set MSTI Bridge Pr[i]ority[Q]uit to previous menuCommand>Enter the character in square brackets to select option