User's Manual

Components 165
Spanning Tree Protocol Support
3Com Network Director monitors the spanning tree state of links in your
network for which the spanning tree protocol is enabled. The map is
dynamically updated to show which links are currently disabled by
spanning tree protocol using the annotation indicated above.
The spanning tree state annotation is always displayed on links that
spanning tree protocol has disabled. This annotation cannot be disabled.
Pull-Right Menu for Physical Links
Right-clicking on a physical link in the map produces a pop-up menu. The
following table describes each of the menu items in the pop-up.
Table 18 Physical Links Menu Options
Duplex Mode The link is operating in half duplex
mode.
Resilient Link The link is part of a resilient link
pair.
Spanning Tree State Spanning Tree Protocol has
disabled the link.
Menu Item Operation
Start
Monitoring
Starts the monitoring of the selected items by 3Com Network
Director. See “
Starting and Stopping Monitoring” on page 293
for more information.
Stop
Monitoring
Stops the monitoring of the selected items by 3Com Network
Director. See “
Starting and Stopping Monitoring” on page 293
for more information.
What’s Wrong Launches, or brings to the front, an instance of the Events window
filtered to show unresolved events for the selected items only. See
“
Viewing Unresolved Events for a Selection:” on page 326 for
more information.
Live Graphs Launches the Live Graphs window for the selected link. See “Live
Graphs Menu” on page 285 for more information.
Historical
Report
Launches a historical report for the selected link. See
“
Performance Reporting” on page 385 for more information.
Annotation Type
Graphical
Representation
Description