D-Link DFE-2600 - Manual

vi LIMITATION OF LIABILITY IN NO EVENT WILL D-LINK BE LIABLE FOR ANY DAMAGES, INCLUDING LOSS OF DATA, LOSSOF PROFITS, COST OF COVER OR OTHER INCIDENTAL, CONSEQUENTIAL OR INDIRECTDAMAGES ARISING OUT THE INSTALLATION, MAINTENANCE, USE, PERFORMANCE, FAILUREOR INTERRUPTION OF A D- LINK PRODUCT, HOWEVER ...

About This Guide vii T ABLE OF C ONTENTS 0 A BOUT T HIS G UIDE ......................................................... XI Models Covered ........................................................................................ xi Conventions ............................................................

Dual-Speed Stackable Hubs User’s Guide viii Module Indicators ................................................................................... 17 Port State Indicators ............................................................................... 18 SNMP Indicator...................................

ix Out-of-Band Management and Console Settings ..............................................47Software Update on Boot ..................................................................................48SNMP Information....................................................................................

About This Guide xi 0 A BOUT T HIS G UIDE This guide discusses how to install and use the DFE-2600 series dual-speed,managed/unmanaged, stackable Ethernet/Fast Ethernet Hubs. Models Covered Unmanaged Models: DFE-2616, DFE-2616x, DFE-2624, DFE-2624x. Managed Models: DFE-2616i, DFE-2616ix, DFE-2624i, ...

Dual-Speed Stackable Hubs User’s Guide About This Guide xii Unless differentiated by model number or other specific reference, all infor-mation applies to all models. Overview of the User Guide ♦ Chapter 1, Introduction. Provides information on Fast Ethernet net-works, and introduces the features of...

Introduction 1 1 1 I NTRODUCTION This chapter introduces the DFE-2600 series dual-speed stackable hubs, aswell as giving some background information about the technology the hubsuse. Product Description The D-Link DFE-2600 series dual-speed stackable Ethernet/Fast Ethernethubs are designed to allow ...

Dual-Speed Stackable Hubs User’s Guide Introduction 2 In the basic configuration, the 10Mbps and 100Mbps segments are separateand do not intercommunicate. An optional DFE-260S switch module (in-cluded with the DFE-2616x, DFE-2624x, DFE-2616ix, and DFE-2624ix) canbe installed in any hub in the stack,...

Dual-Speed Stackable Hubs User’s Guide Unpacking and Setup 6 2 2 U NPACKING AND S ETUP This chapter provides information on the unpacking and initial installation ofyour hub stack. Unpacking Open the shipping carton of your hub and carefully unpack the contents. Thecarton should contain the followin...

Unpacking and Setup 7 Inspect the hub and all accompanying items. If any item is damaged ormissing, report the problem to your D-Link dealer. Identifying External Components This section identifies all the major external components of the hub. Both thefront and rear panels are shown, followed by a d...

Unpacking and Setup 9 Rear Panel (Note that the figure shows the rear panel for master models.) ♦ Module Slots Used to install module options for various kinds of additional connec-tions, as well as the DFE-260S 10Mbps/100Mbps bridge module. (In theDFE-2616x, DFE-2616ix, DFE-2624x and DFE-2624ix, mo...

Dual-Speed Stackable Hubs User’s Guide Unpacking and Setup 10 This 9-pin serial connector is used for connecting a console to the DFE-2600 series master hubs for out-of-band management of this particularhub or the entire stack. ♦ Fan Provides air circulation and heat dissipation. Be sure to leave ad...

Unpacking and Setup 11 When installing the hub stack on a level surface, attach the rubber feet to thebottom of each device. The rubber feet cushion the hub and protect the hubcase from scratching. Rack Mounting The hub can be mounted in an EIA standard-size, 19-inch rack, which can beplaced in a wi...

Dual-Speed Stackable Hubs User’s Guide Unpacking and Setup 12 Replacing the Power Supply The hub comes with a removable power supply for easy replacement. In theunlikely event that the power supply fails or is damaged, follow the stepsbelow to replace it: 1. Disconnect the power cord from the AC out...

Understanding Indicators 15 3 3 U NDERSTANDING I NDICATORS Before connecting network devices to the hub, take a few minutes to lookover this section and familiarize yourself with the front panel LED indicatorsof your dual-speed hub, depicted below. DFE-2624i / DFE-2624ix Indicator Panel DFE-2616i / ...

Dual-Speed Stackable Hubs User’s Guide Understanding Indicators 16 DFE-2624 / DFE-2624x Indicator Panel DFE-2616 / DFE-2616x Indicator Panel Hub State Indicators ♦ Power Indicator This indicator lights green when the hub is receiving power; otherwise, itis off. ♦ Collision Indicators (COL10 and COL1...

Understanding Indicators 17 ♦ Segment Utilization % (10Mbps and 100Mbps) The utilization bar graphs provide a quick reference on the current trafficload relative to the total available 10Mbps or 100Mbps network band-width. The graphs display a measure of the percentage of bandwidth inuse on the resp...

Dual-Speed Stackable Hubs User’s Guide Understanding Indicators 18 Port State Indicators There is one port state indicator for each of the twisted-pair ports on the hub.Each port LED status indicator reports the port link and activity status, and shows whether or not the port has been partitioned. T...

Understanding Indicators 19 If there is a DFE-2616i, DFE-2616ix, DFE-2624i, or DFE-2624ix masterhub in the stack, then ports can be manually disabled and enabled via theon-board console interface or via an SNMP-based network managementprogram such as D-Link D-View Network Management Program. You can...

Making Connections 21 4 4 M AKING C ONNECTIONS This chapter discusses how to cascade hubs to create a stack, make connec-tions to the hub twisted-pair and console ports, and link this hub with other hubs (or hub stacks). Hub Cascading/Building a Stack You can stack up to five hubs using the daisy-ch...

Making Connections 23 Connectivity Rules Ethernet (10Mbps) networks have the following connectivity rules: ♦ The maximum length of a twisted-pair cable segment is 100 meters.Cabling should be Category 3 or better. ♦ Between any two end-stations in a collision domain, there may be upto five cable seg...

Dual-Speed Stackable Hubs User’s Guide Making Connections 24 The Diagnostic Port The diagnostic port on the rear panel of the master hub is used to establish aconnection with a device to allow in-band or out-of-band management of theDFE-2600 series hubs stacked with it. The console device connected ...

Making Connections 25 you can use a TELNET program (in a VT-100 compatible terminal mode) toaccess and control the hub. All of the screens are for the most part identical,whether accessed from the diagnostic port or from TELNET. A console device can manage a DFE-2600 series master hub operating ina ...

Dual-Speed Stackable Hubs User’s Guide Making Connections 28 DEVICE PORTUSED DEVICE BEING CONNECTED PORT TYPE CABL E TO USE Hub or Normal Crossover (X) Normal Switch Uplink Straight-Through (||) Hub Server (or PC) Straight-Through (||) Hub or Normal Straight-Through (||) Uplink Switch Uplink Crossov...

Making Connections 29 tion on each hub is 100 meters, then the hub-to-hub connection is limited to 5meters. However, if the longest hub-to-end-station connection is less than100 meters, then the hub-to-hub connection can be up to 100 meters long.Almost any variation of cable lengths are possible as ...

Dual-Speed Stackable Hubs User’s Guide Making Connections 30 Module Installation The installation procedure for each module is the same. Additional informa-tion about each module is provided below. To install any of the modules: 1. Locate one of the module slots in the hub rear panel. (Note that the...

Making Connections 33 The Fast Ethernet module uses a MDI-X connector (not a straight MDI) and,therefore, a crossover cable must be used when connecting the module toanother module (and under most other circumstances). See Appendix A forpinout information. The Fast Ethernet module includes the follo...

Master Hub Setup and Management 35 5 5 M ASTER H UB S ETUP AND M ANAGEMENT The DFE-2616i, DFE-2616ix, DFE-2624i, and DFE-2624ix master hubs(hereafter and elsewhere referred to as, FE-2600 series master hubs”) provide an on-board console program that allows you to set up and control allDFE-2600 hubs ...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 36 Navigation and Conventions This section describes how to navigate the master hub management softwareand the conventions used in that software. Navigation The Tab keys move the cursor from field to field. Note that they are uni...

Master Hub Setup and Management 37 In-Band Setup Instructions This section describes how to setup the hub for in-band management. Getting Started Physically install and cascade the hubs and power on the hub stack accordingto the directions in other parts of this manual. At this point, the hub stack ...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 38 1. Connect a VT-100 compatible terminal or a personal computer run-ning a VT-100 compatible terminal emulation program to the DB-9console port at the rear of the master hub. The cable should be an or-dinary RS-232C cable. The ...

Master Hub Setup and Management 39 installed. If a hub stack has two master units, the master unit powered-onfirst or the unit which is higher in the stack will manage the stack and bedesignated the rimary Master.” Master hubs in the series include a built-in contention algorithm which determines wh...

Master Hub Setup and Management 41 For information about segmenting hubs using the network management mod-ule for the hub, see the ub Stack Management: Controlling Hubs in the Hub Stack” section later in this chapter. NOTE: Hub segmentation is controlled by the masterhub. When the master hub complet...

Master Hub Setup and Management 43 DFE-2600 Stackable Hub - Main Menu System ConfigurationTCP/IP Parameters ConfigurationNetwork MonitoringOut-of-Band/Console ConfigurationUser Account ChangeSNMP Trap Manager ConfigurationSNMP Manager ConfigurationSystem ResetSoftware UpdateFactory Reset NV-RAM to D...

Master Hub Setup and Management 45 Setting Up the Master Hub This section describes how to set the hub console parameters for the vari- ous management options it supports. Note that the hub can be managed in-band or out-of-band, and either through the built-in console program, or us-ing an SNMP-mana...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 48 DFE-2600 Stackable Hub - Out-of-Band/Console Setting Menu Out-of-Band Setting Console Setting: Protocol: SLIP Baud Rate: 9600 Baud Rate: 9600 Character Size: 8 Character Size: 8 Stop Bit: 1 Stop Bit: 1 System Restart Out-of-Ba...

Master Hub Setup and Management 49 ♦ Boot Server IP Address. This variable is the IP address of the TFTPserver where the configuration file is located. This entry is used only ifthe S/W Update Control is enabled and your boot protocol is TFTPonly; if you are using BOOTP&TFTP mode, or if Send BOO...

Master Hub Setup and Management 51 SNMP Traps The hub sends out SNMP traps to network management stations whenevercertain exceptional events occur, such as when the hub is powered on orwhen an SNMP request is made using an unknown community name. AnSNMP trap sent to another network management site p...

Master Hub Setup and Management 53 Adding and Deleting Users Access to the console program, whether using the diagnostic port orTELNET, is controlled by user names and passwords. Up to three usernames can be defined. One user, named D-Link, is defined by default; thisuser name can be removed if desi...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 54 3. Enter the new user name, and assign an initial password. Determinewhether the new user should have Super User or General User privi-leges. DFE-2600 Stackable Hub - User Account Change : Create New User User Name [ ] Passwor...

Master Hub Setup and Management 55 3. Toggle the Status field of the user you wish to remove to N/A. (Totemporarily restrict a user access to the hub console, you can toggle that user Status to Inactive.) DFE-2600 Stackable Hub - User Account Change : Delete Users User Name Access Level Status Delet...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 56 DFE-2600 Stackable Hub - Network Monitoring : Primary/Backup Master Menu Group ID Status IP Address MAC Address 1 Primary Master 210.68.85.51 0080C8112202 EXIT Hub Stack Management Several important hub parameters useful in th...

Master Hub Setup and Management 59 You can use PREV GROUP and NEXT GROUP to display informationabout another hub, or you can enter the hub Group ID number directly in the Group ID field. Controlling Individual Ports The Port State Menu, accessible from the Network Monitoring menu, allowsyou to view ...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 60 ♦ Port Speed. This field displays the port current operating speed (100M or 10M) relative to the speed of the device connected to it. ♦ Speed Capability. This field displays the port current speed set- ting, Auto for auto-dete...

Master Hub Setup and Management 61 Displaying Port and Group Statistics The hub stack collects network transmission statistics for each port, and eachhub (group) in the stack. Statistics collected for segments are tabulated dif-ferently and are explained in the next section. You can choose which to ...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 64 NOTE: The CLEAR COUNTER action only resets thecounters for the statistics display; the underly-ing counters (i.e., MIB variables) are notcleared. Displaying Segment Statistics The hub stack collects network transmission statis...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 66 ♦ 1024-1518 Octs. This statistic displays the number of packets (bothgood and bad) that were 1024 - 1518 octets long. ♦ StatsOctets. This statistic displays the number of data octets includ-ing those in bad packets and octets ...

Master Hub Setup and Management 67 Per-Port Intrusion Security Each port on this hub can have intrusion security enabled. Intrusion securityprevents unauthorized individuals from accessing the network. Through thenetwork management software, Ethernet addresses that represent authorizedusers can be a...

Dual-Speed Stackable Hubs User’s Guide Master Hub Setup and Management 68 DFE-2600 Stackable Hub - Network Monitoring : Bridge Information Hub ID Bridge Present Bridge Status 1 Bridge Enable 2 N/A Disable 3 N/A Disable 5 N/A Disable EXIT Resetting the Hub You can use the console program to reset the...

Master Hub Setup and Management 69 If the hub stack has a backup master, the time required to complete the resetprocess will be longer than without one. Generally, a stack reset should becomplete within about two minutes. System Reset To perform a system reset, follow these steps: 1. Choose System R...

Web-Based Network Management 71 6 6 W EB -B ASED N ETWORK M ANAGEMENT Introduction The content of this chapter pertains to intelligent (master) hub models only.These hubs have the ’ designation in their model numbers and include the DFE-2616i, DFE-2616ix, DFE-2624i and the DFE-2624ix. An embedded we...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 72 Getting Started The first step in getting started in using web-based management for your Hubis to secure a web-browser. A web-browser is a program which allows a per-son to read hypertext, for example, Netscap...

Web-Based Network Management 73 Clicking on the Hub ID indicator shows information about thehub and allows you to take it offline. • Slots 1 & 2 Clicking on one of the Slot indicators, if it is occupied by a fiberoptic or Fast Ethernet expansion module or console, shows astatus and configuration...

Web-Based Network Management 75 ♦ Hardware Revision Revision number for the hub hardware. IP Interface The IP Interface screen displays information about each interface to the de-vice. The information is described as follows: ♦ IP Address The Internet address for the device. ♦ Subnet Mask The subnet...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 76 Trap Receivers Defining Trap Receivers allows network management stations to be notifiedwhen exceptional events happen. ♦ IP Address This is the address of the network station that should re-ceive traps from t...

Web-Based Network Management 77 ♦ Community String A user-defined SNMP community name. ♦ Access Right The permitted access using the SNMP community name. ♦ Delete Click this to delete the community name. Software Download The Software Download screen allows you to cause an immediate update ofthe hub...

Web-Based Network Management 79 Performance Hub performance is measured with packet statistics and it utilization in the network. Clicking on the Performance button and then choosing either theStatistics or Utilization options on the left causes a representation of your hubto be shown (see example b...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 82 Utilization A network segment can be monitored using the Utilization display. Each hubis divided into two segments; 100Mbps (segment 1) and the 10Mbps (seg-ment 2). When you choose a segment to observe, a grap...

Web-Based Network Management 83 Group/ Port Control Click on the Group/Port Control button on the left side of the screen to showyour hub or stack on the screen. On the stack, simply click on any item youwish to configure, including an individual port, a hub (by clicking on the HubID number), the co...

Web-Based Network Management 89 ♦ Administration State Indicates the port partition status, either en- abled or disabled. Reset Doing a remote reset is equivalent to turning the hub off and on again. Allparameters are returned to the values stored in EEPROM. Click RESET to reset the Hub. User The Us...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 90 ♦ Source Address Shows the source Ethernet address of the frame asreceived by the hub. ♦ Time Shows the amount of time since the last packet was transmittedon the port in terms of System Uptime (SysUpTime). In...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 92 Back-Up Port A Back-Up Port is a linked-pair consisting of a master port and a back-upport. The back-up port is immediately enabled should the master port fail. Ifthe master port returns (from failure), the ba...

Web-Based Network Management 93 RMON utility viewer provides you with functionality through an easy-to-useinterface especially designed for management of RMON compliant devices. Network management works by placing a small degree of intelligence intonetwork devices (routers, bridges, hubs, NIC , etc....

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 94 previously configured thresholds. If themonitored variable crosses a threshold, anevent is generated. A hysteresis mechanismis implemented to limit the generation ofalarms. Event Controls the generation and no...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 98 ♦ 64 Octets The total number of packets (including bad packets) re-ceived that were 64 octets in length (excluding framing bits butincluding FCS octets). ♦ 65-127 Octets The total number of packets (including ...

Dual-Speed Stackable Hub Web-based Management User’s Guide Web-based Network Management 102 ♦ Jabber The number of packets received during this sampling intervalthat were longer than 1518 octets (excluding framing bits but includingFCS octets), and had either a bad Frame Check Sequence (FCS) with an...

Web-Based Network Management 109 ◊ View To view the event log, click the View button. Log entries are organized in a table (shown below). Log Table for Event Index The Event Log Table is generated and maintained by an Event entry in theEvent Table and can not be manipulated by any other entity. Log ...

Cables and Connectors 111 A 7 C ABLES AND C ONNECTORS 100BASE-TX Ethernet Cable andConnectors ♦ Cable characteristics: 0.4 to 0.6 mm (22 to 26 AWG) 4-pair (onlytwo pairs/four wires are used for 100BASE-TX); Category 5 un-shielded twisted-pair or EIA/TIA-568 compliant, 100-ohm shieldedtwisted-pair ♦ ...

Dual-Speed Stackable Hub Web-based Management User’s Guide Cables and Connectors 112 Straight Twisted-Pair Cable Pinouts Contact MDI-X Signal MDI Signal 1 RD+ (receive) TD+ (transmit) 2 RD- (receive) TD- (transmit) 3 TD+ (transmit) RD+ (receive) 4 Not used Not used 5 Not used Not used 6 TD- (transmi...

Cables and Connectors 113 Diagnostic Port Specifications This section provides supplemental information that concerns diagnostic portconnections. Information on RS-232 DB-25 connectors is provided for con-nections with 25-pin console devices. RS-232 (DB9) Pin Specification The RS-232 serial port of ...

Boot Configuration File 115 B A B OOT C ONFIGURATION F ILE DFE-2600 series master hubs support a powerful configuration file whichallows many of the hub stack configuration parameters to be stored on a centralized server. When the master hub starts up, it can be configured toread its configuration f...

Specifications 119 C 8 S PECIFICATIONS General Standards: IEEE 802.3 10BASE-T Ethernet repeater, IEEE 802.3u100BASE-TX Fast Ethernet repeater (Class II); ANSI X3T9.5 Twisted-PairTransceiver Topology: Star Protocol: CSMA/CD Network Data Transfer Rate: Fast Ethernet, 100Mbps; Ethernet, 10Mbps Number o...

Dual-Speed Stackable Hub Web-based Management User’s Guide Specifications 120 Hub-to-Hub Cascading Number of Daisy-Chained Hubs: Maximum of 5 hubs per stack Daisy-Chain Port: MiniSCSI-type connector × 2 Daisy-Chain Cable: SCSI-type cable (supplied) LED Indicators Hub Status: Power, 10Mbps collision,...

Glossary 123 D 9 G LOSSARY Please note that the terms in this glossary are defined according to their usagein this document and as part of the field of computer networking. Anymeaning or usage outside of these specific areas may not be included and isnot necessarily implied. # 100BASE-TX 100Mbps Eth...

Dual-Speed Stackable Hub Web-based Management User’s Guide Glossary 128 Telnet Terminal emulation for the TCP/IP protocol suite,used for interacting with remote computers anddevices. TFTP Trivial File Transfer Protocol; a low-overheadprotocol for file transmission over TCP/IP net-works. Often used f...

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