Cabletron Systems 2.2 - Manuals

1-1 Chapter 1 Introduction Using this guide; related manuals; management applications available for BRIMs; software conventions; getting help; contacting Cabletron Systems Global Call Center Welcome to the Cabletron SystemsÕ SPECTRUM ¨ Element Manager Bridge/Router Interface (BRIM) User Õs Guide . W...

Introduction 1-2 Using the BRIM User’s Guide BRIM-E100 The Fast Ethernet BRIM has a user-conÞgurable Fast Ethernet Port Interface Module (FEPIM) port that provides either 100BASE-TX connectivity (via an RJ-45 interface) or 100BASE-FX connectivity (via an MMF interface with an SC connector). BRIM-F6 ...

Related Manuals 1-3 Introduction We assume that you have a general working knowledge of Ethernet IEEE 802.3, FDDI, WAN, and ATM type data communications networks and their physical layer components, and that you are familiar with general bridging concepts. Related Manuals The BRIM User Õs Guide is o...

Introduction 1-4 Software Conventions ¥ FDDI menu will be available on devices that have an FDDI BRIM installed and enabled; see Chapter 3, FDDI Applications , for details. ¥ WAN Status will be available from the Device menu for devices that have a WAN BRIM installed and enabled; see Chapter 4, WAN ...

Software Conventions 1-5 Introduction Figure 1-1. Mouse Buttons For many mouse operations, this document assumes that the left (primary) mouse button is to be used, and references to activating a menu or button will not include instructions about which mouse button to use. However, in instances in w...

Introduction 1-6 Software Conventions Common Device Window Fields Similar descriptive information is displayed in boxes at the top of most device-speciÞc windows in SPECTRUM Element Manager, as shown in Figure 1-2 . Figure 1-2. Sample Window Showing Group Boxes Device Name Displays the user-deÞned n...

Software Conventions 1-7 Introduction MAC Address The physical layer address assigned to the interface associated with the IP address used to deÞne the device icon when it was added to SPECTRUM Element Manager. MAC addresses are hard-coded in the device, and are not conÞgurable. Informational Þelds ...

Introduction 1-8 Getting Help Getting Help This section describes different methods of getting help for questions or concerns you may have while using SPECTRUM Element Manager. Using On-line Help You can use the BRIM window Help buttons to obtain information speciÞc to the device. When you click on ...

Getting Help 1-9 Introduction Getting Help from the Cabletron Systems Global Call Center If you need technical support related to SPECTRUM Element Manager, or if you have any questions, comments, or suggestions related to this manual or any of our products, please feel free to contact the Cabletron ...

2-1 Chapter 2 Bridging About bridging methods; viewing and managing bridging interfaces; using the Bridge Status window; viewing bridge statistics; using Spanning Tree; using the Filtering Database; configuring duplex modes; using the Interface Configuration window; and setting Bridge Translation Br...

Bridging 2-2 Bridging Basics Þlters a packet if it determines that the packetÕs destination address exists on the same side of the bridge as the source address. If two or more bridges are connected to the same Ethernet LAN segmentÑplaced in parallelÑonly a single bridge must be allowed to forward da...

Bridging Basics 2-3 Bridging possible bridge path to the end station. The original APE frame contains no routing information (e.g., bridge numbers and ring numbers). As the frame is propagated along all available paths to the destination station, each bridge along the way adds its own bridge and rin...

Bridging 2-4 Bridging Basics Not all end stations in a Token Ring environment have network drivers which support Source RoutingÑwhether the drivers are improperly conÞgured via management or they simply are not source-route capable. In a network with a mix of Source Route and Transparent end station...

Viewing and Managing Bridging Interfaces 2-5 Bridging cache, append the proper Routing Information onto the packet, and then forward the data to the Token Ring segment. The RIF cache is a software table that can store up to 8192 entries. An SR-TB bridge updates its RIF cache much like a Transparent ...

The Bridge Status Window 2-7 Bridging ¥ The SmartTrunk option invokes the SmartTrunk ConÞguration and Status window, which enables you to group interfaces logically to achieve greater bandwidth between devices that support this feature. There is no limit to the number of ports that can be included i...

Bridging 2-8 The Bridge Status Window Figure 2-1. The Bridge Status Window The following information is provided by the Bridge Status window for the monitored device as a whole and for each individual bridging interface. Up Time At the top of the Bridge Status window, you can see the time period (in...

The Bridge Status Window 2-9 Bridging Bridge State on Interface Indicates the state of bridging over the port interface. Possible bridge states and their corresponding colors are: ¥ Forwarding (green)ÑThe port is on-line and forwarding packets across the bridge from one network segment to another. ¥...

Bridging 2-14 Enabling and Disabling Bridging Enabling and Disabling Bridging When you disable a bridge port, you disconnect that portÕs network from the bridge entirely. The port does not forward any packets, nor does it participate in Spanning Tree operations. Nodes connected to the network can st...

Bridge Statistics 2-15 Bridging Bridge Statistics The following sections describe Statistics windows that are available for the bridge that is being monitored via SPECTRUM Element Manager, both at the device and port levels. Performance Graphs You use Bridge Performance Graphs to view a color-coded ...

Bridging 2-16 Bridge Statistics To access the port-level Bridge Performance Graph window from the Bridge Status window: 1. Click on the desired Port button ( ) to display the Port menu. 2. Click on Performance Graph. The Bridge Performance Graph window will appear. To access the port-level Bridge Pe...

Bridge Statistics 2-17 Bridging Peak statistics are based on the peak level of activity returned from a single poll since the Performance Graph window was invoked. A date and time is provided for peak levels. The Average statistics are updated every two seconds as averaged over the previous four pol...

Bridging 2-18 Bridge Statistics 4. Click on Xmitted (with blue statistics to the right). The Xmitted menu will appear. Click on the desired mode. Once you have selected a new mode, it will appear in its respective button, and after the next poll the Performance Graph will refresh and begin to measur...

Bridge Statistics 2-19 Bridging network segment has a corresponding color for its statistics or pie chart segments. Depending on your particular bridge and its conÞguration, the segments are color-coded as follows: ¥ LAN 1 = light red ¥ LAN 2 = light green ¥ LAN 3 = yellow ¥ LAN 4 = light gray ¥ LAN...

Bridging 2-20 Bridge Statistics Figure 2-4. The Bridge Port Detail Breakdown Window The following information is available for each bridge interface on the device. The information is expressed both numerically and in pie charts. The colors corresponding to the forwarding interfaces will vary, depend...

Bridge Statistics 2-21 Bridging To access the Statistics window from the Chassis View window: 1. Click on the appropriate port index to access the Port menu. 2. Click on I/F Statistics. The port I/F Statistics window will appear. Figure 2-5. I/F Statistics Window The following three informational Þe...

Bridge Statistics 2-23 Bridging CSMACD Statistics The CSCMACD Statistics menu option is available for some Ethernet bridging interfaces. Receive errors, transmission errors, and collision errors are the statistics displayed in this window. Three color-coded pie charts allow you to graphically view t...

Bridging 2-24 Bridge Statistics ¥ Alignment ÑThe number of frames received on a particular interface that contain a nonintegral number of bytes (color-coded green). Misaligned packets can result from a MAC layer packet formation problem, or from a cabling problem that is corrupting or losing data. ¥...

Bridge Statistics 2-25 Bridging ¥ Internal MAC ÑThe number of frames for which transmission fails due to an internal MAC sublayer transmit error. This error is only counted in this window if there have not been corresponding Late Collisions, Excessive Collisions, or Carrier Sense Errors. ¥ Transmit ...

Bridging 2-26 Bridge Statistics Figure 2-7. PPP Link Statistics Window Each of the errors and statistics related to the PPP Link at the selected bridging interface is described in detail below. Errors Indicates the errors that occurred which relate to the PPP Link at the selected bridging interface....

Bridge Statistics 2-27 Bridging ¥ Total Errors ÑThe Total Errors Þeld displays the total number of errors of all types: Bad Addresses, Bad Controls, Packets Too Long, and Bad FCSs. Statistics Lists statistics Þelds which are related to the PPP Link at the selected bridging interface. Possible statis...

Bridging 2-28 Bridge Statistics ¥ Remote to Local AC Compression ÑThe Remote to Local AC Compression Þeld determines whether or not the remote PPP entity uses Address and Control (AC) Compression when transmitting packets to the local PPP entity. ¥ Transmit FCS Size ÑThe Transmit FCS Size Þeld displ...

Bridge Statistics 2-29 Bridging Figure 2-8. Dot5 Errors Statistics Window Each type of IEEE 802.5 error detected by the selected station port is described in detail below. Line Errors The Line Errors Þeld displays the number of the line errors detected by the selected port. This error indicates the ...

Bridge Statistics 2-31 Bridging Signal Loss The Signal Loss Þeld displays the number of times that the selected port has detected the loss of a signal condition from the ring. Transmit Beacons The Transmit Beacons Þeld displays the number of beacon frames transmitted by the selected station. Recover...

Bridging 2-32 Bridge Statistics To access the Bridge Source Routing window from the Chassis View window: 1. Click on the appropriate port index to access the Port menu. 2. Click on Source Route Statistics. The Bridge Source Routing window, Figure 2-9 , will appear. Figure 2-9. The Bridge Source Rout...

Bridge Statistics 2-33 Bridging the destination station, which then directs a reply back to the source. The Þrst reply received by the original sending station is considered the most efÞcient route and is used in subsequent transmissions. ¥ Span. Tree Expl. ÑDisplays the total number of Spanning Tre...

Bridging 2-34 Spanning Tree Spanning Tree The Bridge Spanning Tree window allows you to display and modify the deviceÕs bridge port information and protocol parameters relating to the Spanning Tree Algorithm. In a network design with multiple bridges placed in parallel (i.e, attached to the same LAN...

Spanning Tree 2-35 Bridging Figure 2-10. Bridge Spanning Tree Window The Bridge Spanning Tree window displays STA parameters and allows you to alter parameters for the device bridge as a whole, and for each individual bridging interface. The values displayed apply to the currently-selected bridging ...

Bridging 2-36 Spanning Tree Root Bridge Displays the MAC address of the bridge that is currently functioning as the Root Bridge. Root Cost Indicates the cost of the data path from this bridge to the Root Bridge. Each port on each bridge adds a ÒcostÓ to a particular path that a frame must travel. Fo...

Spanning Tree 2-37 Bridging Hello Time This parameter indicates, in seconds, the length of time the Root Bridge (or bridge attempting to become the Root) waits before resending ConÞguration BPDUs. The range for this Þeld is 1 to 10 seconds, with a default value of 2 seconds. The Root Bridge sets the...

Spanning Tree 2-39 Bridging Configuring Spanning Tree The Bridge Spanning Tree window allows you to update the following parameters for your device bridge. When you have Þnished making changes to the following individual parameters, you must click on Set at the bottom of the Spanning Tree window to ...

Bridging 2-40 Spanning Tree Changing Hello Time If the bridge is the Root Bridge, or is attempting to become the Root, and you want to change the length of time the bridge waits between sending conÞguration BPDUs: 1. Highlight the Hello Time field, and type in a new value. 2. Click on Set. The IEEE ...

Filtering Database 2-41 Bridging Changing Port Priority To change the part of the Port Priority used in priority comparisons: 1. If necessary, select the desired port by clicking the mouse to highlight the port in the lower right quadrant of the window. The lower left quadrant of the window will now...

Filtering Database 2-43 Bridging A scrollable Address Entry panel allows you to: ¥ View the address entries in the Filtering Database. ¥ Alter an entryÕs type (e.g., from Learned to Permanent, Dynamic, or Static). ¥ View and conÞgure the bridging action taking place on the packets entering each of t...

Filtering Database 2-45 Bridging Port Filtering Indicates the action that will take place at each bridge port when it receives frames from the selected address entry. A green arrow indicates that the frames received from the address will be forwarded to the portÕs associated segment ( ). A red circl...

Bridging 2-46 Filtering Database Changing the Type of Entry You can change any entry type from its current type (Learned, Self, Permanent, Static, or Dynamic) to either a Permanent, Static, or Dynamic entry. To do so: 1. Click on the shadowed Type button. A menu will appear with the three types to w...

Special Filter Databases 2-47 Bridging 3. In the Receive Port field, type in the port at which the address must be detected for bridging to take place. If you enter a value of 0 in this field, the Receive Port is considered promiscuous (i.e., any port), and will be designated by an “*” in the Addres...

Bridging 2-48 Special Filter Databases Looking at each enabled Þlter, starting with the lowest numbered Þlter, the bridge compares the following Þelds to the corresponding Þelds in the received packet: ¥ Destination address ¥ Source address ¥ Ethernet or Token Ring data type ¥ Up to 16 hex integers ...

Special Filter Databases 2-49 Bridging Figure 2-13. Ethernet and Token Ring Special Filter Database Windows Special Filter Database Window The following Þelds are available in the Special Filter Database window: File An X in this checkbox indicates that the Þlter is associated with the Þle name show...

Bridging 2-50 Special Filter Databases Destination Address Displays a six-byte hexadecimal Þeld for the Þlter which can be used to Þlter on Destination Addresses, in whole or in part. Source Address Displays a six-byte hexadecimal Þeld for the Þlter which can be used to Þlter on Source Addresses, in...

Special Filter Databases 2-51 Bridging Defining and Editing Filters in the Special Database You can edit an existing Þlter or deÞne a new Þlter using the following steps: 1. Click to select the filter you wish to edit. The filter is selected when it is highlighted. When the bridge uses the Special D...

Bridging 2-52 Special Filter Databases 6. Click on OK to save the changes you have made and exit the Special Database Filter window. Changing the Receive Ports You can set the receive ports in the Special Filter Database window either before or after you deÞne a Þlter. These are the ports at which t...

Special Filter Databases 2-53 Bridging You can set the port Þltering action for the bridging port on each port of the device, as well any BRIM ports. Clearing the Port Filtering Action When you clear the port Þltering action of a Þlter, all ports that were conÞgured to forwarding or blocking will be...

Bridging 2-54 Interface Configuration To update the file while it is still open, click on the Save selection from the Filters pull-down menu. To open an existing Þle containing a Þlter set: 1. Click on Filters. A menu will appear. 2. Click on Open. A standard Microsoft Windows Open File window will ...

Interface Configuration 2-55 Bridging Figure 2-15. Interface ConÞguration Window Bridge Methods The options available in the Bridge Method Þeld are as follows: Transparent When the bridge is set to Transparent mode, the bridge will only transmit transparent frames from the Token Ring connection. If ...

Bridging 2-56 Interface Configuration Source Route Transparent When the bridge is set to Source Route Transparent, the bridge will transmit both transparent and source route frames. The frames received which have source route information will be transmitted as source route, while frames received tha...

Source Route Configuration 2-57 Bridging To select the transmission method for TCP/IP, IPX, SNA, NetBIOS or Other protocols: 1. Click on the option button next to the transmission method you would like your Token Ring bridge port to use: Transparent, Source Route, or Auto. 2. Click on Set to apply t...

Bridging 2-58 Source Route Configuration Source Routing Information Source Routing is a bridging technique developed by IBM and the 802.5 standards committee in which a bridge routes frames based on the contents of their media access control frame header, rather than by maintaining a Þltering databa...

Source Route Configuration 2-59 Bridging The following Þelds are available in the Source Route ConÞguration Window: IP Address This Þeld displays the Internet Protocol (IP) address, which acts as a logical identiÞer on the network, currently assigned to each port on the device. This is needed for SN...

Bridging 2-60 Source Route Configuration The following Þelds apply to the Source Route ConÞguration window: Local Segment This Þeld displays the unique segment number that identiÞes the segment attached to the selected interface (either of the Token Ring or FDDI interfaces). The bridge adds the Loca...

Source Route Configuration 2-61 Bridging Bridge Number The Bridge Number uniquely identiÞes a bridge port when more than one bridge is used to span the same two segments. The Bridge Number should be in the range of 0 to 15. You can use the Set button at the bottom of the window to change the bridge ...

Bridging 2-62 Using the Find Source Address Feature ¥ Disabled (not participating in the bridging process or in operation of the Spanning Tree Algorithm and protocol). If the Spanning Tree Mode is set to Disabled, the bridge port will not send or accept any STE frames. Any STE frame received will be...

Using the Port Source Addresses Window 2-63 Bridging Figure 2-17. Find Source Address Window 3. In the text field in the middle of the window, enter a valid MAC address in hexadecimal format and then click OK. If the address is found in the 802.1d Bridge Filtering Database, the port through which th...

Bridging 2-64 Using the Port Source Addresses Window Figure 2-18. Port Source Addresses Window The Port Source Addresses window displays the MAC addresses of all devices that have transmitted packets that have been forwarded through the selected bridging interface during the last cycle of the Filter...

Bridging 2-68 Using the Token Ring Bridge and Port Configuration Windows Port Mode Displays the three port mode options that are deÞned as follows: ¥ LobeÑ allows direct-attach station connections (acting as a concentrator port). ¥ StationÑ provides station emulation. ¥ TPIM RI/RO Ñallows attachment...

Using the Token Ring Bridge and Port Configuration Windows 2-69 Bridging packets are sent to the destination station ifthe sending station does not receive aresponse to a test packet. Source Route/STE Indicates that the bridge forwards packets sothey do not know the route or the devicesthey pass thr...

Bridging 2-70 Duplex Modes To select the Bridge Mode/Explorer Type globally for all bridge interfaces on a device in the Bridge ConÞguration window or for an individual interface in the Port ConÞguration window: 1. Click in the Bridge Mode/Explorer Type pull-down list box. Select one of the availabl...

Duplex Modes 2-71 Bridging The Duplex Modes Window The bridge-level Duplex Modes window allows you to enable and disable full duplex mode capability for each bridging interface on your device. The window lists each interface on the device and whether full duplex is ÒONÓ or ÒOFFÓ for each interface. ...

Bridging 2-72 Duplex Modes ON Indicates that full duplex mode is being used on this interface. OFF Indicates that full duplex mode is not being used on this interface. N/A Indicates that full duplex mode is not available on this interface. Setting the Duplex Mode You set an interface to use or not u...

Duplex Modes 2-73 Bridging Figure 2-23. Port ConÞguration Window This window will indicate which mode is being used on the interface, standard mode or full duplex mode. Standard Mode Standard mode is being used on this interface. In standard mode, the interface can transmit or receive packets. The i...

Duplex Modes 2-75 Bridging determine the speed of the port and whether it uses full duplex or standard mode bridging. The following information about the selected Fast Ethernet port is displayed: Port Type Displays the type of Fast Ethernet port for example, FE-100TX or FE-100FX. Link State Displays...

Bridging 2-76 Duplex Modes Setting the Operational Mode for the FE-100TX You can manually set the FE-100TX to use any one of four operational modes. You can also set the port to auto-negotiation, which allows the port to determine for itself the best operational mode using the Advertised Abilities a...

SONET Port Configuration 2-77 Bridging When an active link is established, the operational mode will be dynamically set based on the modes selected in the Advertised Abilities field and the speeds and modes supported by the attached device; see the definition for Advertised Abilities on page 2-75 . ...

Bridging 2-78 SONET Port Configuration The ITU, or International Telecommunications Union (formerly known as the CCITTÑthe Consultative Committee on International Telegraph and Telephone) incorporated the SONET standard into its Synchronous Digital Hierarchy (SDH) recommendations, which address diff...

SONET Port Configuration 2-79 Bridging Figure 2-25. SONET/SDH ConÞguration Window To set the operational mode of the SONET port via the SONET/SDH ConÞguration window: 1. Click on the option button adjacent to the appropriate selection, SONET or SDH, to choose the data transmission standard to be use...

SONET Port Configuration 2-83 Bridging A state of no transitions that lasts between 2.3 µs and 100 µs is declared an LOS defect . The LOS defect is cleared after a 125 µs interval (the time required to transmit one frame on a SONET network) during which no LOS defect is detected. If the LOS defect p...

Configuring SmartTrunking 2-85 Bridging Configuring SmartTrunking The SmartTrunk menu option invokes the SmartTrunk ConÞguration and Status window, which allows you to group interfaces logically to achieve greater bandwidth between devices when both devices support this feature. There is no limit to...

Bridging 2-86 Configuring SmartTrunking The SmartTrunk ConÞguration and Status window displays all of the ports on the selected device. The following information is given for each port: Port Displays each port on the selected module. Use the scroll bar to the right of the list box to view informatio...

Configuring SmartTrunking 2-87 Bridging To enable or disable SmartTrunking at the device level: 1. Click on the option button adjacent to the value you wish to set in the Device Level SmartTrunk field: Enable or Disable. When the option button is filled, the following confirmation window ( Figure 2-...

Bridging 2-88 Configuring Broadcast Suppression Configuring Broadcast Suppression Excessive broadcasts to all ports, or broadcast storms, can result in severe network performance problems, and possibly cause the network to crash. Devices which support the broadcast suppression feature provide automa...

Token Ring Bridge Mode 2-89 Bridging You can also deÞne what level of broadcasts the device will recognize as a broadcast storm by specifying the number of broadcast packets that can be transmitted within a given time period. To conÞgure a port for broadcast storm protection: 1. Click to highlight t...

Bridging 2-90 Token Ring Bridge Mode Figure 2-31. Token Ring Bridge Mode Window The following options are available in the Token Ring Bridge Mode Window: Transparent When the bridge is set to Transparent mode, the bridge will only transmit transparent frames from the Token Ring connection. If a sour...

Setting Bridge Translation 2-91 Bridging Setting Bridge Translation When bridging between Ethernet and Token Ring networks, it is necessary to alter the MAC (Media Access Control) layer information. The Bridge Translation window controls the default frame translation that will occur for Token Ring f...

Bridging 2-92 Setting Bridge Translation Figure 2-32. Bridge Translation Window Enabling and Disabling Auto and Dual Translate Modes When Auto Translate mode is enabled, the bridge will learn, from its Ethernet ports, which frame format each source address is using. When the bridge forwards a Token ...

Setting Bridge Translation 2-93 Bridging Configuring Token Ring Packet Translation The middle section of the Bridge Translation window allows you to select the Ethernet frame format the bridge will use to translate various packet types that have been transported across Token Ring media. Figure 2-33....

Bridging 2-94 Setting Bridge Translation There are two bit-order options: ¥ LSBÑ Least SigniÞcant Bit ¥ MSB ÑMost SigniÞcant Bit To set the bit order: 1. Click on the empty LSB or MSB option button. When the option button is filled ( ), the selected bit order is enabled. The IBM Translation Table Th...

Setting Bridge Translation 2-95 Bridging The table contains the following information Þelds: Index Displays the index of an entry in the Token Ring-to-Ethernet Translation table for IBM protocols. This number can be from 1 to 20. SAP Displays the SAP (Service Access Point) value of an IBM protocol. ...

Bridging 2-96 Setting Bridge Translation The SNAP Translation Table The SNAP format table contains Ethernet type Þeld entries that the bridge uses to determine how to translate a Token Ring (802.5 with SNAP) packet to an Ethernet packet. If a Token Ring packet is received that matches the Ethernet t...

Using the Novell Translation Window 2-97 Bridging 3. Click on the entry you want to change. The SNAP Translation table, Figure 2-38 , will appear. Figure 2-38. SNAP Translation Table The Table Entry Þeld will display the index of the entry you are viewing and conÞguring. 1. To change the SNAP Value ...

Using the Physical View Windows for the ETWMIM 2-99 Bridging If LLC Layer Translation is selected, translation is performed within the logical link control layer for Novell packets. This translation provides most signiÞcant bit to least signiÞcant bit conversion on the source/destination MAC address...

Bridging 2-100 Using the Physical View Windows for the ETWMIM Figure 2-40. Ethernet Port Physical View The following status Þelds are available in the Ethernet Port Physical View window: Active Port This Þeld will have an enabled check box next to the active port conÞguration option you have selecte...

Using the Physical View Windows for the ETWMIM 2-101 Bridging ¥ Unknown Ñindicates the status of the EPIM link is unknown, or not valid for the type of EPIM installed. ¥ N/AÑ indicates that the backplane connection is being used. Token Ring Port Physical View The Physical View option allows you to v...

Bridging 2-102 Using the Physical View Windows for the ETWMIM The following Status Fields are available in the Token Ring Port Physical View window: Ring Speed Displays the current ring speed conÞgured for your Token Ring port. You can change the ring speed from this window by clicking on the option...

Using the Physical View Windows for the ETWMIM 2-103 Bridging The left-hand side of the window indicates the results of the current FNB conÞguration, with an X next to the appropriate state of the FNB connection: Connected Left , Connected Right , Bypassed , Right Connection Fault , or Left Connecti...

3-1 Chapter 3 FDDI Applications Concentrator Configuration window; Connection Policy window; Station List window; Concentrator Performance window The FDDI menu, available on devices with an installed and enabled FDDI BRIM, lets you access windows to view information about the Station Management (SMT...

FDDI Applications 3-2 Accessing the FDDI Menu Accessing the FDDI Menu 1. Click on the FDDI menu in your device Chassis View window and click again to select the appropriate Station Management (SMT) entity to reveal the following FDDI menu ( Figure 3-1 ). Figure 3-1. The FDDI Menu 2. Click on the des...

The Configuration Window 3-3 FDDI Applications The FDDI ConÞguration window displays the following Þelds: MAC State This Þeld indicates the current state of the MAC on the FDDI ring associated with the selected SMT entity. The RMT component of SMT monitors MAC operation and takes actions necessary t...

FDDI Applications 3-4 The Configuration Window SMT Version Displays the version number of the Station Management (SMT) entity. SMT frames have a version ID Þeld that identiÞes the structure of the SMT frame Info Þeld. The version number is included in the SMT frame so that a receiving station can de...

Connection Policy Window 3-5 FDDI Applications Concentrator Non-M Ports This Þeld display the number of non-Master ports (A, B, or S ports) on the modular FDDI BRIM concentrator. Number of MACs The number of Media Access Control entities present in the FDDI BRIM, indicating the number of ring port p...

FDDI Applications 3-8 Station List Window Station List Window The Station List displays the conÞguration of the FDDI BRIM managed ring, including the number of nodes on the ring, node addresses (both Canonical and MAC), node class, and ring topology. Figure 3-4. The Station List Window The upper sec...

Station List Window 3-9 FDDI Applications The Stations Panel section displays a list of the stations on the ring to which the selected SMT is connected, in ring sequence beginning with the MAC, along with each stationÕs node class and current topology. # An index number assigned to each station that...

FDDI Applications 3-10 FDDI Performance Window FDDI Performance Window The FDDI Performance window, Figure 3-5 , provides graphical and numeric performance statistics for the FDDI BRIM, including transmit frames, receive frames, frame errors, lost frames, and ring ops. Figure 3-5. The FDDI Performan...

FDDI Performance Window 3-11 FDDI Applications Frame Errors The number of error frames detected by the FDDI BRIMÕs MAC during the selected interval that had not been detected previously by other stations. Error frames may include frames with an invalid Frame Check Sequence (FCS), with data length er...

4-1 Chapter 4 WAN Applications Viewing WAN Interface Status; configuring the synchronous and T1 connection; displaying the WAN logical settings; Viewing the Wan Port AdminStatus; enabling and disabling WAN interfaces; displaying Synchronous port statistics This chapter describes the options availabl...

WAN Applications 4-2 Viewing WAN Interface Status Viewing WAN Interface Status The WAN Interface Status window displays the conÞguration of the synchronous and/or T1 ports on a BRIM-W6 or BRIM-WT1. This window has two port conÞguration sections Ð one for each WAN port on the device, whether it is sy...

Viewing WAN Interface Status 4-3 WAN Applications Desired Primary Allows you to assign a port to be your primary port by clicking on the option button under the desired port. Configuring the Synchronous Connection The Sync Port ConÞguration window displays the current conÞguration of your synchronou...

Viewing WAN Interface Status 4-5 WAN Applications Configuring T-1 Ports The T-1 Port ConÞguration window displays the conÞguration of your WAN T1 connection. The drop-down menus in this window allow you to change the conÞguration of the T1 connection without accessing Local Management. You can use t...

Viewing WAN Interface Status 4-7 WAN Applications Using the T1 FracTable Configuration Window The FracTable ConÞguration window allows you to assign your interfaces to the 24 channels on the T1 line according to the mapping provided by your WAN carrier. To open the T1 FracTable ConÞguration window f...

WAN Applications 4-8 Viewing WAN Interface Status The range of interface indices for a BRIMÕs interfaces will start after the indexing of interfaces on the host device, and end at the last interface supported by the WAN port. For example, for an ETWMIM that has a BRIM-W6 with a single 24-channel WPI...

Viewing WAN Interface Status 4-9 WAN Applications 5. If a channel is not being used by an interface you should disable it by selecting Delete (0) in the interface scroll box and then clicking on the selected channel. In the preceding window, channels 9-12 are not assigned and are disabled. 6. When y...

WAN Applications 4-10 Displaying the WAN Logical View Displaying the WAN Logical View The WAN Logical View window displays information about the logical interfaces that comprise your physical WAN port. Although the WAN Logical View window has identical Þelds for the T1 and the Synchronous ports, the...

Displaying the WAN Logical View 4-11 WAN Applications MTU Displays the MTU (Maximum Transfer Unit) for this interface. The MTU is the largest packet size that can be transmitted on the selected interface. Line Coding Displays the line coding set for this interface: INV-HDLC , JBZS , or None . None (...

WAN Applications 4-12 Viewing the WAN Port Admin/Status Viewing the WAN Port Admin/Status The Admin/Status window displays status information for your WAN port. Depending on the type of port that is active, the Admin/Status window for the Synchronous Port ( Figure 4-7 ) or the T1 interfaces will dis...

Viewing the WAN Port Admin/Status 4-13 WAN Applications Admin Status The Admin Status toggle button lets you administratively Enable or Disable the port. The Operational Status indicator will reßect the results of the administrative action. T1 Admin/Status The T1 Admin/Status window ( Figure 4-8 ) d...

WAN Applications 4-14 Displaying Synchronous Port Statistics Enabling and Disabling WAN T1 Interfaces From the Interface drop-down menus, you can administratively enable or disable any of the 24 possible T1 interfaces. 1. From the WAN AdminStatus T1 Interfaces window, click on the desired Interface ...

Displaying Synchronous Port Statistics 4-15 WAN Applications Xmit UnderRuns The number of frames that failed to be transmitted on the port because data was not available to the transmitter in time. Xmit UnderRuns are color-coded Blue. Receive OverRuns The number of frames that failed to be received ...

5-1 Chapter 5 ATM Configuration Viewing connection data; configuring Permanent Virtual Circuits (PVCs); adding and deleting connection entries The ATM Connections option will be available when you have an ATM BRIM installed and enabled in your device. The ATM interfaces provided by an ATM BRIM provi...

ATM Configuration 5-2 Accessing the ATM Connections Window Figure 5-1. The Current ATM Connections Window The Current ATM Connections window provides the following information: Connection Data The Connection Data Þelds provide the following information about each ATM interface available on the devic...

Configuring Connections 5-3 ATM Configuration VPI Displays the Virtual Path IdentiÞer assigned to the connection. Virtual Path IdentiÞers are used to group virtual connections, allowing for channel trunking between ATM switches. Each VPI can be conÞgured to carry many different channels (designated ...

ATM Configuration 5-4 Configuring Connections Delete Deletes the selected connection; a conÞrmation window requires that you conÞrm the deletion. Refresh Refreshes the connection information displayed in the window. Adding a New Connection To conÞgure new Permanent Virtual Circuits (PVCs), enter the...

Configuring Connections 5-5 ATM Configuration 5. Click the Add button to add the new permanent circuit to the ATM interface. The circuit is automatically enabled, and will remain in place until it is manually removed. Deleting a Connection To delete an existing PVC: 1. In the connections list box, c...