® Bay Networks Centillion 100 Management Module Guide
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Content Preface What Is in This Guide .......................................................................................................... xi Conventions ......................................................................................................................... xii Related SPECTRUM Documentation................................................................................. xii Other Related Documentation ..................................................................................
Chapter 3 Configuration Views (Continued) ATM ELAN View ..........................................................................................................3-7 ATM Packet Circuit ......................................................................................................3-8 ATM Cell Circuit ..........................................................................................................3-8 ATM Port....................................................................................
Figures Chapter 1 Figure 1-1. Figure 1-2. Figure 1-3. Figure 1-4. Chapter 2 Figure 2-1. Figure 2-2. Chapter 4 Figure 4-1. Figure 4-2. Introduction Using Double-Click Zons to Access SPECTRUM Views ..................................... 1-3 Using the Icon Subviews Menu to Access SPECTRUM Views .......................... 1-4 Accessing Device-Specific Subviews .................................................................... 1-4 Spectrum Views Roadmap .......................................................
Figures viii Bay Networks Centillion 100 Management Module Guide
Tables Chapter 2 Table 2-1. Table 2-2. Table 2-3. Table 2-4. Chapter 3 Table 3-1. Chapter 4 Table 4-1. Table 4-2. Table 4-3. Device Views Administrative Status Values............................................................................... 2-4 Interface Icon Subviews Menu.............................................................................. 2-6 Valid Flag Status Values ......................................................................................
Tables x Bay Networks Centillion 100 Management Module Guide
Preface Use this guide as a reference for the Centillion 100 management software. Before using this guide, you should be familiar with SPECTRUM’s functions and navigational techniques as described in the Operation and Administration documentation. For the purposes of this guide, the Centillion 100 is referred to as “device.
Conventions Conventions This guide uses the following conventions: • Menu selections and buttons referenced in text appear in bold; for example, Configuration or Detail. • Button names appear in shadowed boxes when introducing paragraphs describing their use; for example: Help • Menu navigation appears in order of selection; for example, Icon Subviews -> Utilities -> Application. • Referenced chapter titles and section headings appear in italics. • Referenced documents appear in bold italics.
Other Related Documentation Other Related Documentation Refer to the following documentation for more information on managing TCP/ IP-based networks: Martin, James, Kathleen Kavanagh Chapman, Joe Leben. Local Area Networks: Architectures and Implementations, 2d ed. Englewood Cliffs, NJ: Prentice Hall, 1994. Rose, Marshall T. The Simple Book: An Introduction to Management of TCP/IP-based Internets. Englewood Cliffs, NJ: Prentice Hall, 1991. Stallings, William. Data and Computer Communications, 4th ed.
Other Related Documentation Preface xiv Bay Networks Centillion 100 Management Module Guide
Chapter 1 Introduction What Is in This Chapter This chapter introduces the SPECTRUM management module for the Bay Networks Centillion 100 Chassis. It describes the following: • Bay Networks Centillion 100 Chassis • SPECTRUM Support - Accessing SPECTRUM Views - Centillion 100 Roadmap Bay Networks Centillion 100 Chassis The Centillion 100 chassis is a switch that offers LAN-to-LAN, LAN-to-ATM, and ATM-to-ATM switching within a medium to large enterprise network.
SPECTRUM Device Management SPECTRUM Device Management SPECTRUM management modules are software packages that provide templates for creating models of devices. These templates, called model types, specify attributes that correspond to objects defined in the Management Information Bases (MIBs) which govern the operation of the device or application to be modeled. SpectroGRAPH displays models as icons.
SPECTRUM Device Management Accessing SPECTRUM Views Figure 1-1. Using Double-Click Zons to Access SPECTRUM Views Accesses the Configuration view; see Chapter 3, Configuration Views. Accesses the Device Topology view; refer to SPECTRUM Views. Model Name Accesses the Device view; see Chapter 2, Device Views. HubBayCent100 Accesses the Performance view; refer to the SPECTRUM Views. Accesses the Application view; see Chapter 5, Application Views.
SPECTRUM Device Management Accessing SPECTRUM Views Figure 1-2. Using the Icon Subviews Menu to Access SPECTRUM Views Model Name HubBayCent100 View Go Back Ctrl+b Go Up Icon Subviews View Path New View Bookmarks View History Current View Info... Notes... Jump by name... Figure 1-3. Accessing Device-Specific Subviews 13 ON ETHERNET 0:01D:17:2F:CA 134.141.27.20 1 Introduction 1-4 Close Ctrl+c Navigate Alarms Performance Notes...
Spectrum Views Roadmap Spectrum Views Roadmap Figure 1-4 shows a “roadmap” of the SPECTRUM views for this device. These views are accessible from double-click zones (Figure 1-1) and Icon Subviews menus (Figure 1-2 and Figure 1-3). Figure 1-4. Spectrum Views Roadmap Performance View; refer to the Operator’s Reference. Device Views; see Chapter 2, Device Views. Logical Device View Agent Configuration View Configuration Views; see Chapter 3, Configuration Device Configuration View Views.
Spectrum Views Roadmap Introduction 1-6 Bay Networks Centillion 100 Management Module Guide
Chapter 2 Device Views What Is in This Chapter This chapter provides a description of the Device views for the Bay Networks Centillion 100 Chassis Management Module. The Device view allows you to display a logical representation of the switch. Logical Device View The Logical Device view is a representation of the device configuration. If the configuration of the device changes during the polling cycle, SPECTRUM automatically updates the view. Figure 2-1 shows the Logical Device view.
What Is in This Chapter Logical Device View Figure 2-1. Logical Device View DVBANNER View - of type HubBayCent100 * File View Help? Model Contact Manufacturer Description Device Type Location Primary Application Model Name HubBayCent100 Filter ON 1 0 Board 0 Port iso88023 0:5:0:2C:5F:F8 0.0.0.0 Interface Options Panel 0 Board 0 Port iso88025 0:5:0:2C:5F:F8 0.0.0.0 ON 3 1 16 other 0:5:0:2C:5F:F8 172.19.56.13 OFF OFF 9 1 Board 6 Port iso88023 0:A0:0:34:FA:1F 0.0.0.
What Is in This Chapter Logical Device Detail Logical Device Detail Figure 2-2 shows a detailed illustration of the Interface icon, its double-click zones, and Subviews menu. For more information on accessing SPECTRUM views, refer to SPECTRUM Views. Figure 2-2. Logical Device Detail View (a) (h) (b) ON 1 0 Board Port iso88023 0:5:0:2C:5F:F8 (g) (c) 0 0.0.0.0 (d) (e) 0 (f) Close Alt+F4 Navigate Alarms Performance Notes...
What Is in This Chapter Logical Device Detail g. Port # Label h. Board # Label Interface Label This label displays the interface number. Administrative Status Label This label displays the status of this interface. Double-click this label to open the Interface Status View described on page 2-4. Table 2-1 lists the possible status values. Table 2-1. Administrative Status Values Color Status Description Green ON Port is operational. Blue OFF Port is off. Red TST Port is in the test mode.
What Is in This Chapter Logical Device Detail MAC Address Label This label displays the MAC address of the device interface. Double-click this label to open the Interface Address Translation Table View, described on page 2-5.
What Is in This Chapter Interface Icon Subviews Menu Selections Interface Icon Subviews Menu Table 2-2 describes the Interface icon device-specific Subviews menu selections. For information on accessing device-specific Subviews menus, refer to SPECTRUM Views. Table 2-2. Interface Icon Subviews Menu Menu Selection Description Detail Opens the Interface Detail view, described in SPECTRUM Views. IF Status Opens the Interface Status View, described on page 2-4.
What Is in This Chapter Interface Icon Subviews Menu Selections Interface Threshold View The Interface Threshold View provides the following information: Load Threshold The ON and OFF values are set to determine the point at which a load alarm will be turned on or off. Packet Rate Threshold The ON and OFF values are set to determine the point at which a packet transmission alarm will be turned on or off.
What Is in This Chapter Interface Icon Subviews Menu Selections as a list of file names separated by semicolons (;). When this object is not used, the value is a zero length string. Write Configuration Settings to NVRAM Provides a button that allows you to write the configuration settings to nonvolatile random access memory (NVRAM). This causes the current configuration settings to be written to local non-volatile storage. These settings are described in Table 2-4. Table 2-4.
Chapter 3 Configuration Views What Is in This Chapter This chapter describes the Configuration views available for the Bay Networks Centillion 100 Chassis. These views display network configuration and operating information for the device and its interfaces.
Interface Configuration View Interface Configuration View This view contains more detailed network configuration information for the device interface. To access this view: 1. Highlight the Device Icon within the Logical Device view. 2. Select IF Configuration from the Icon Subviews menu.
Chassis Configuration View Backplane Type The type of chassis backplane. Ps1 Fail Status Power supply 1 failure indicator. A value of 0 indicates failure. Ps2 Fail Status Power supply 2 failure indicator. A value of 0 indicates failure. Fan Fail Status System chassis fan failure status. A value of 0 indicates failure on one or both of the system fans. Serial Number The chassis serial number. Part Number The chassis part number.
Agent Configuration View Agent Configuration View This view contains more detailed network configuration information about the device agent. To access this view: 1. Highlight the Device Icon. 2. Select Agent Configuration from the Icon Subviews menu. This view provides the following information: Max Packet Info Size The system maximum packet information field size. Changing the maximum information size does not take effect until the next system reset.
Agent Configuration View Configuration Protocol The protocol used to retrieve system configuration. Flash indicates that the configuration is read from the flash. tftpNoSave indicates that the TFTP protocol should be used to retrieve the current configuration. The new configuration is not saved into flash, it is up to the user to save the configuration if desired. The new configuration will not take effect until the next system reset.
Agent Configuration View TFTP Start Setting sysTFTPStart to tftpGet initiates a file transfer to the agent (download); tftpPut initiates a file transfer to the server (upload). TFTP IP Address The IP Address of the TFTP server. TFTP File Name The file name of the file to retrieve (tftpGet), or the name of the file to create (tftpPut). TFTP File Type The type of file image to upload/download. The file type indicates to the agent what kind of file it is receiving.
ATM Configuration This selection provides the following views: ATM Configuration This menu selection contains four subviews which provide detailed ATM network configuration information To access these views: 1. Highlight the CentATMApp within the Application view. 2. Select ATM Configuration from the Icon Subviews menu. 3. Select the subview you wish to view.
ATM Configuration ATM Packet Circuit ATM Packet Circuit Within this view is the ATM Circuit Table view which provides the following information: Index The index to the packet circuit table. Priority Priority bit of the circuit. 1 = normal priority and 2 = high priority. Enable Enable bit of the circuit. 1 = enable circuit and 2 = disable circuit. Type The type bit of the circuit. 1 = virtual circuit and 2 = virtual path circuit. Cost The cost of the circuit.
ATM Configuration ATM Port Number of Endpoints Number of endpoints in the circuit. An endpoint is defined as a combination of card/port/vpi/vci. Endpoint List List of endpoints for the circuit. Each endpoint includes: • Card (32 bit) • Port (32 bit) • Vpi (32 bit) • Vci (32 bit) Status The current status of the entry. Entries may be added by specifying a value of valid, and removed by entering invalid.
Interface Extensions Configuration This view provides the following information: Local Loop This field indicates whether local loop is enabled or disabled. 1 = enabled and 2 = disabled. Remote Loop This field indicates the status of loop timing. 1 = enabled and 2 = disabled. When the port is disabled no SONET signal is generated and no cell traffic is generated or accepted. Force HEC Error This field indicates the status of forcing cell header checksum error. 1 = enabled and 2 = disabled.
Device Configuration View Filter Download Downloads the filters to the port. Value will always be read as zero. NetBIOS Filtering The state of NetBIOS name filtering on this port. Note that a port with filtering disabled may have a valid NetBIOS name table. The table will become valid when filtering is enabled on the port. NetBIOS Bcast Discard This indicates whether NetBIOS broadcasts are to be discarded on this interface. NetBIOS Name Proxy The state of NetBIOS name proxying on this port.
Device Configuration View Configuration view (described on Page 3-2), as well as provides the following information. For additional information on tables, refer to SPECTRUM Views. Index Indicates the index number to which the interface is attached. Description Displays a description of the interface and its location within the switch. Type Indicates the type of interface attached to the device. Some possible types are ATM, FDDI, iso88023, etc. For a complete list of interface types refer to SPECTRUM Views.
Chapter 4 Application Views What Is in This Chapter This chapter describes the Bay Networks Centillion 100 Chassis devicespecific applications listed below.
Application View Device Application View Application View The Application view displays information on any application supported by the device. Each application appears as an icon in the Application view. Access application-specific Model Information Views, Performance Views, and Detail Views from these icons. Depending on the specific application, various additional views are also available and discussed in this section.
Application View Device Application View Figure 4-1. Device Application View (Icon Mode) BANNERView of type HubBayCent100 * File View Model Name Help? Network Address Sys Up Time Contact Manufacturer Description Device Type Location Serial Number Primary Application Model Name HubBayCent100 .39_MIB-II Cent ATM Ap Common Ap SNMP2_Agent CentATMApp CentCommon SNMP2_Agent 27.
Application View Figure 4-2.
ATM Application ATM Application This application provides access to ATM functionality for this device. The model type for this application is CentATMApp. Table 4-1 describes each of the application-specific Icon Subviews menu selections available for the ATM application. Table 4-1. CentATMApp Icon Subviews Menu Menu Description ATM Configuration Opens four sub menu selections described in Chapter 3, ConfigurationViews.
ATM Application ATM Monitor Rx Dma Drop Cell The number of cells received but discarded by the ATM header validation checking. The error is usually due to an incorrectly configured VPI/VCI, or other configuration error. Rx Good Cell The number of cells received that are valid. Tx Dma Drop Cell The number of outgoing cells dropped due to congestion. Tx Good Cell The number of cells transmitted.
Centillion Common Application ATM Monitor RS Mac Address This field lists the remote switch's MAC address. If the ATMInterSwitchPvcRemoteSwitchInfoValid object is 1, then this field contains valid info. Otherwise, this field contains the last learned info. RS PVC Status This field is set if the remote switch receives packets from this switch. If ATMInterSwitchPvcRemoteSwitchInfoValid object is 1, then this field contains valid info. Otherwise, this field contains the last learned info.
Centillion Common Application Lan Port Table Table 4-2. CentCommonApp Icon Subviews Menu Selections (Continued) Menu Selection Desription Virtual Segment Opens the Virtual Segment view described on Page 4-22. Filters This menu selection contains two sub-selections: the Filter Group Table view described on Page 4-24, and the Filter Port Table view described on Page 4-26..
Centillion Common Application Trap Receiver MAC Address The stations MAC (physical) address. The station table is indexed by the low 13 bits of this address. Card Card number attached to this station. Port Port number attached to this station. In Use This bit indicates whether the entry is valid. Local Indicates whether the station is locally attached. Static Indicates whether the station is static. DTAG Type Indicate DTAG type. Clear (0) indicates the DTAG specifies a card and port combination.
Centillion Common Application Netbios Group Enable Traps Indicates whether the SNMP agent is permitted to process traps. This object provides global trap enable status, as specific traps may be enabled or disabled on an individual basis. This view also contains the Trap Receiver table which is a list of network management stations that are capable of receiving traps generated by the system.
Centillion Common Application Card Monitor Table Station Address The address of the station from which this name was learned or configured. This object must be specified when adding an entry into the table. VRing The virtual ring number from which the entry was learned or configured. If the switch is operating in a mode where virtual rings are invalid, then this number will be 0. This object must be specified when adding an entry in the table if appropriate.
Centillion Common Application Global Ring Table Cells Dropped The number of cells dropped by the card. SARReceived The number of Segmentation And Reassembly (SAR) packets revceived by the card. This statistic is not maintained in high-performance mode. SARTransmitted The number of SAR packets transmitted by the card. This statistic is not maintained in high-performance mode. SARDropped The number of SAR packets dropped by the card. MSIMsgs The total number of MSI messages to and from the card.
Centillion Common Application Global Ring Table MDTag Forwarding Multicast Destination Tag (MDTag) to all ports on the ring. Ports The number of ports contained in the vitrual ring. NB Filtering The current state of NetBios Name Filtering on the virtual ring. Default is disabled, i.e. no name filtering. NB Bcast Discard This indicates whether NetBIOS broadcast datagrams discard should be discarded on this virtual ring. NB Proxy The current state of NetBios Name Proxying on the virtual ring.
Centillion Common Application Global Ring Table Port Number The port number for this entry in the virtual ring. If Index The value for this object identifies the instance of the ifIndex object defined in MIB-II, for the interface corresponding to this port. If no such entry exists, the value 0 may be returned. Status The current status of the entry. Entries may be added by specifying a value of valid, and removed by setting the status to invlid.
Centillion Common Application Bridges Status The status of this Netbios filter entry. Entries may be deleted by setting this object to invalid(2). Name The Netbios name to match for filtering. The name will be blank padded. Action The action to take upon matching the name filter. Bridges This menu selection contains the following sub-selections: Bridge Group Centillion Networks switches support multiple bridging groups. Bridge groups are identified by a unique bridge group identifier.
Centillion Common Application Bridges Stp Protocol The version of the Spanning Tree Protocol that is being run. This field may be ignored if the bridgeGroupBaseType value is none. Possible values are: none(1), unknown(2), decLb100(3), ieee8021d(4), and ibm(5). Port Type Indicates the type of the bridge ports. This value may only be altered if there are no bridge ports currently in the bridge group. This value must be specified during bridge group creation.
Centillion Common Application Bridges Virtual Bridge Next Port Number The value of the next bridge port number which will be assigned by the switch. When adding ports in transparent briding mode, the specified virtualBridgePortConfigNumber must match this value. This view also contains the Virtual Bridge Port Configuration table, which provides the following information: Virtual Bridge The virtual bridge port number. Card The card number for this entry in the virtual bridge port.
Centillion Common Application Bridges port table for the given type. Possible types are: unknown, transparent-only, source-route only, and srt. Source Routed Frames Forward Indicates whether the system will forward source routed frames if running in transparent bridging mode. If this value is disabled(1), the system will drop all source-routed frames. The default value is disabled(1). This view also contains the Bridge port Table.
Centillion Common Application Bridges Topology Changes The total number of topology changes detected by this bridge since the management entity was last reset or initialized. Designated Root The bridge identifier of the root of the spanning tree as determined by the Spanning Tree Protocol as executed by this node. This value is used as the Root Identifier parameter in all Configuration Bridge Protocol Data Units (PDUs) originated by this node.
Centillion Common Application Bridges Bridge Forward Delay The value that all bridges use for ForwardDelay when this bridge is acting as the root. Note that 802.1D-1990 specifies that the range for this parameter is related to the value of cndot1dStpBridgeMaxAge. The granularity of this timer is specified by 802.1D-1990 to be 1 second. An agent may return a badValue error if a set is attempted to a value which is not a whole number of seconds.
Centillion Common Application Routing Information Designated Port The Port Identifier of the port on the Designated Bridge for this port's segment. Forward Transitions The number of times this port has transitioned from the Learning state to the Forwarding state. Source Routing This view provides the following information: Explorer Proxy Indicates whether the bridge proxies explorer packets.
Centillion Common Application Virtual Segment In Use Indicates that this RIF entry is valid if set. A unique RIF entry may be deleted only if it is not in use by a station. Count The number of stations that this RIF is associated with. Length Byte length of the RIF entry. Next Next RIF field. Previous Previous RIF field. RID Table This view contains the Routing Information Descriptor (RID) table information: Index Index into the RID table. In Use Indicates that this RID entry is valid if set.
Centillion Common Application Virtual Segment In addition, this view contains the Virtual Segment Table view, which provides information on each virtual segment exisiting in the system. A single entry in the virtual segment table may be added by specifying a valid status for a nonexistent entry in the table. Note that if no other values are specified in the set request, they are defaulted to a value that is appropriate to the type of virtual segment. Type The virtual segment type.
Centillion Common Application Filters Id The virtual segment identifier of which this port is a member. Card The card number for this port in the virtual Segment. Port The number for this port in the virtual Segment. Status The current status of the entry. Entries may be added by specifying a value of valid, and removed by setting the status to invalid. IF Index The value for this object identifies the instance of the ifIndex object defined in MIB-II, for the interface corresponding to this port.
Centillion Common Application Filters • le(3) -- match if less than or equal • gt(4) -- match if greater than • ne(5) -- match if not equal • ge(6) --match if greater than or equal Type The type of filter. MAC filters are defined from the start of the MAC frame. LLC filters are defined from the start of the LLC header (after RIF). Offset The byte offset from the beginning of the header to the value to filter. Value The filter value field. The value is specified as a hexadecimal string up to 12 bytes.
Centillion Common Application IF Extensions Next IF Fail The next filter entry as referenced by the filter index to apply if the filter match fails. An entry of 0 indicates that filtering ends for the packet. An entry whose value is larger than the number of filters in the group indicates that the next filter entry to apply is the next filter group (if any) enabled on the port. Monitor Dests A list of the monitoring cards and ports to send packets matching this filter.
Centillion Common Application FDB Group IF Extensions (Application View) This view contains the same information as the IF Extensions Configuration view in Chapter 3, Configuration Views. TR IF Extensions This table contains Token Ring interface parameters and state variables, one entry per 802.5 interface. IF Index The value of this object identifies the 802.5 interface for which this entry contains management information.
Centillion Common Application FDB Group • octet 1: the FDB type identifier to flush, unknown (1) indicates flush any FDB type. • octet 2: 0x0 to flush remote stations 0x1 to flush local stations 0x2 to flush all stations • octet 3: the card number to flush, a value of 0xff will flush all cards. • octet 4: the port number to flush, a value of 0xff will flush all ports. This view also contains the FDB Entry table which contains the following information: Type The type of the station.
Index A Accessing SPECTRUM Views 1-2 Adminisrtative Status 2-4 Administrative Status Label 2-4 Administrative Status LAbel/Interface Status View 2-3 Agent Configuration 3-1 Agent Configuration View 3-4 Admin Mac Address 3-4 Bcast Address 3-5 Configuraion Source 3-5 Configuration Filename 3-5 Configuration Mode 3-4 Configuration Protocol 3-5 Configuration Server 3-5 Default Gateway 3-5 IF Configuration Protocol 3-5 IP Address 3-5 Login 3-4 Management TRing Number 3-4 Max Packet Info Size 3-4 Max Performance
Rx Dma Drop Cell 4-6 Rx Good Cell 4-6 Signal 4-5 Tx Dma Drop Cell 4-6 Tx Good Cell 4-6 ATM PVC Status 4-6 Elan ID 4-6 Index 4-6 RS Info 4-6 RS Mac Address 4-7 RS PVC Status 4-7 STP State 4-7 B Board # Label 2-5 Bridge Base 4-17 Bridge Address 4-17 Circuit 4-18 If Index 4-18 Number of Ports 4-17 Port Number 4-18 Source Routed Frames Forward 4-18 Type 4-17 Bridge Group 4-15 Base Bridge Group Identifier 4-15 Base Type 4-15 Bridge Group 4-15 Next Port Index 4-16 Port Type 4-16 Status 4-15 Stp Protocol 4-16 Bri
Interface Status View 2-4 Administrative Status 2-4 Interface Type Label 2-4 InterfaceType Label 2-4 Operational Status 2-4 Device Identification Labels 2-5 Device Views 2-1 banner 2-2 documentation conventions xii organization xi G Gauge Label 2-5 Gauge Label/Performance View 2-3 Getting Help xiii Global RIng Table Global Ring 4-12 In Use 4-12 VCI Index 4-12 VCI State 4-12 Virtual Ring 4-12 Global Ring Table 4-12 F FDB Group 4-27 Address 4-28 Card 4-28 Duplicate 4-28 IF 4-28 Local 4-28 Port 4-28 Remote A
Interface Icon, Device View 2-2 Administrative Status Label 2-4 Gauge Label 2-5 Network Address Label 2-5 Interface Label 2-3, 2-4 Interface Status View 2-4 Administrative Status 2-4 Interface Type Label 2-4 Operational Status 2-4 Interface Threshold View Alarm Discard Threshold 2-7 Config File Name 2-7 Error Rate Threshold 2-7 Image File Name 2-7 Load Alarm Threshold 2-7 Load Server Addr 2-7 Next Boot Net Mask 2-7 Packet Threshold 2-7 Valid Flag 2-7 Write Configuration Settings to NVRAM 2-8 Interface Type
In Use 4-22 Index 4-22 VCI In Use 4-22 VCI Index 4-22 RIF Table 4-21 Count 4-22 In Use 4-22 Index 4-21 Length 4-22 Next 4-22 Path 4-21 Previous 4-22 Routing Information 4-21 RS-232 App 4-1 S SNMP2_Agent 4-1 Source Routing 4-21 ARE Hop Count 4-21 Explorer Proxy 4-21 Port 4-21 STE Hop Count 4-21 Spanning Tree 4-18 Bridge Forward Delay 4-20 Bridge Hello Time 4-19 Bridge Max Age 4-19 Designated Bridge 4-20 Designated Cost 4-20 Designated Port 4-21 Designated Root 4-19, 4-20 Forward Delay 4-19 Forward Transitio
Virtual Bridge Next Port Number 4-17 Virtual Ring Port Table 4-13 Card Number 4-13 If Index 4-14 Port Number 4-14 Status 4-14 Virtual Ring 4-13 Virtual Ring Table 4-12 ARE Hop Counts 4-13 Bridge Port Next 4-13 In Use 4-12 MDTag 4-13 NB Bcast Discard 4-13 NB Filtering 4-13 NB Proxy 4-13 Ports 4-13 STE Hop Count 4-13 VRing 4-12 Virtual Segment 4-22 Active Number 4-22 Active Port 4-23 Admin Encapsulation 4-23 Config Number 4-22 Configured Port 4-23 Id 4-23 IF Index 4-23 Specific 4-23 Status 4-23 Type 4-23 Virt
