Cabletron Systems 9A128-01 manual Forwarded Green

Page 60

Bridging

2.Drag down to Performance Graph..., and release. The Bridge Performance Graph window, Figure 5-3, will appear. (The individual port Bridge Performance Graph windows are similar, except that they display a graph applicable to the selected interface.)

Figure 5-3. Bridge Performance Graph

To access the port-level Bridge Performance Graph windows:

1.From the Bridge Status window, click on the appropriate port button () to display the port menu.

or

From the Module View window, click on the appropriate Port Index on the bridge port display; the Port menu will appear.

2.Drag down to Performance Graph..., and release. The port-level Bridge Performance Graph window will appear.

For each chosen statistic, Performance Graphs display both average and peak activity, as well as the date and time the peak values were recorded; average values are also displayed graphically.

The Average statistics are updated every two seconds, as averaged over the previous four two-second intervals; the graphical display also updates at two-second intervals. For the ﬁrst 60 seconds of graphing, you will note the graph lines extending as each interval’s data is added to the graph. Once the ﬁrst 60 seconds has passed, the newest data is added at the right edge of the graph, and the oldest data is scrolled off to the left.

Available performance statistics are:

Forwarded (Green)

Forwarded The number of frames forwarded by the bridge, at the device or port level.

Nothing	The Frames Forwarded function is currently not measuring any
	statistics.

Bridge Statistics

5-7

Image 60

Contents Cabletron Systems Virus Disclaimer Page Restricted Rights Notice Page Contents Chapter Fddi Management Chapter BridgingIndex Using This Guide IntroductionRelated Reading Software Conventions Common Window FieldsDevice Name IP AddressUsing Buttons Using On-line HelpGetting Help LocationGetting Help from the Cabletron Systems Global Call Center FTPFirmware Versions Supported 9A128-01 Module View Viewing Module Information Front Panel InformationBoot Prom Connection StatusUpTime Port StatusMenu Structure TimeDate A128-01 Module View Menu Structure Device MenuPort Status Menu Fddi Menu Utilities MenuHelp Menu Board MenusPort Status Displays Port MenusSelecting a Port Status View Bridge Port Status DisplaysBridge Port State Bridge MappingBridge Port Status Color Codes Fddi Port Status DisplaysConnection State LER EstimateChassis Manager Window Fddi Port Status Color CodesViewing Hardware Types Device TypeModule Type Viewing I/F Summary Information Module Type WindowIndex DescriptionSta Interface Performance Statistics/Bar GraphsRaw Counts LoadRate Interface Statistics WindowError AddressUnicast Non-UnicastUsing the Find Source Address Feature Packets Received Received onlyTransmit Queue Size Transmit only Packets Transmitted Transmit onlySetting the Device Date and Time Managing the HubEnabling and Disabling Ports Bridge PortsModule Ports Accessing the ATM Connections Window ATM ConﬁgurationATM Conﬁguration Connection DataSettings VPIConﬁguring Connections Adding a New ConnectionDeleting a Connection ATM Conﬁguration Conﬁguring Connections Fddi Management Conﬁguration Fddi ManagementMAC State SMT Version Req. Requested Target Token Rotation TimeNeg. Negotiated Concentrator M Ports Concentrator Non-M PortsNumber of MACs MAC PathConnection Policy 15 32,768 a permanently set value for this bit Address Mode Station ListNumber of Nodes Stations Panel Node ClassTopology Upstream NeighborPerformance Frame Errors Transmit FramesReceive Frames Lost FramesFddi Management Performance Bridging Bridge Status Window BridgingUp Time Bridge State on InterfaceInterface Type Bridge AddressConﬁguring Duplex Modes Enabling and Disabling Bridging Bridge Statistics Performance GraphsForwarded Green Total Errors Red Filtered MagentaXmitted Blue Conﬁguring the Bridge Performance GraphsErrors ForwardedFiltered XmittedInterface Statistics Window Forwarded toForwarded from Description Using Source Addressing Setting the Ageing Time Port Source Addresses WindowBridge Spanning Tree Conﬁguring the Bridge Spanning Tree Window Bridge PriorityRoot Bridge Root CostRoot Port ProtocolForwarding Delay Hello TimeMax Age Hold TimeChanging Bridge Spanning Tree Parameters Changing Bridge Priority Changing the Spanning Tree Algorithm Protocol TypeChanging Hello Time Changing Forwarding Delay Time Changing Max Age TimeChanging Port Priority Filtering Database Changing Path CostBridging Bridging List NumberCapacity Ageing TimeConﬁguring the Filtering Database Receive PortPort Filtering Altering the Ageing Time Changing the Type of EntryChanging the Receive Port Changing the Port Filtering ActionClearing All Permanent, Static, or Dynamic Entries Bridging Filtering Database Index Index-2 Index-3 Index Index-4