D-Link DES-3225GF - Manual

24-port NWay Ethernet Switch User’s Guide About This Guide v A BOUT T HIS G UIDE This User’s guide tells you how to install your DES-3225G,how to connect it to your Ethernet network, and how to setits configuration using either the built -in console interfaceor Web-based management. Terms For simpli...

24-port NWay Ethernet Switch User’s Guide Introduction 1 1 I NTRODUCTION This section describes the features of the Switch, as well asgiving some background information about Ethernet/FastEthernet, Gigabit Ethernet, and switching technology. Fast Ethernet Technolog The growing importance of LANs and...

24-port NWay Ethernet Switch User’s Guide 2 Introduction Gigabit Ethernet Technolog Gigabit Ethernet is an extension of IEEE 802.3 Ethernetutilizing the same packet structure, format, and supportfor CSMA/CD protocol, full duplex, flow control, andmanagement objects, but with a tenfold increase inthe...

24-port NWay Ethernet Switch User’s Guide Introduction 3 technology and digital signal processing that will enableGigabit Ethernet to eventually operate over unshieldedtwisted-pair (UTP) cabling, outfitting your network with apowerful 1000Mbps-capable backbone/server connectioncreates a flexible fou...

24-port NWay Ethernet Switch User’s Guide 4 Introduction to split parts of the network into di fferent collisiondomains, for example, making it possible to expand yourFast Ethernet network beyond the 205 meter networkdiameter limit for 100BASE-TX networks. Switchessupporting both traditional 10Mbps ...

24-port NWay Ethernet Switch User’s Guide Introduction 5 ♦ All ports can auto-negotiate (NWay) between 10Mbps/100Mbps, half-duplex or full duplex and flow control. ♦ One rear panel slide-in module interface for a 1-port1000BASE-SX Gigabit Ethernet module forconnecting to another switch. ♦ One slide-...

24-port NWay Ethernet Switch User’s Guide 6 Introduction ♦ Data forwarding rate 148,800pps per port at 100% ofwire-speed for 100Mbps speed. ♦ Data filtering rate eliminates all error packets, runts,etc. at 14,880pps per port at 100% of wire-speed for10Mbps speed. ♦ Data filtering rate eliminates all...

24-port NWay Ethernet Switch User’s Guide Unpacking and Setup 7 2 U NPACKING AND S ETUP This chapter provides unpacking and setup informationfor the Switch. Unpacking Open the shipping carton of the Switch and carefullyunpack its contents. The carton should contain the following items: ♦ One DES-322...

24-port NWay Ethernet Switch User’s Guide 8 Unpacking and Setup If any item is found missing or damaged, please contactyour local D-Link reseller for replacement. Installation Use the following guidelines when choosing a place toinstall the Switch: ♦ The surface must support at least 5 kg. ♦ The pow...

24-port NWay Ethernet Switch User’s Guide Unpacking and Setup 9 Figure 2-1. Installing rubber feet for desktop installation Rack Installation The DES-3225G can be mounted in an EIA standard-sized,19-inch rack, which can be placed in a wiring closet withother equipment. To install, attach the mountin...

24-port NWay Ethernet Switch User’s Guide 10 Unpacking and Setup Figure 2-2B. Installing the switch on an equipment rack Power on The DES-3225G switch can be used with AC power supply100-240 VAC, 50 - 60 Hz. The power switch is located at therear of the unit adjacent to the AC power connector andthe...

24-port NWay Ethernet Switch User’s Guide Unpacking and Setup 11 ♦ The power LED indicator will blink while the Switchloads onboard software and performs a self-test. Afterapproximately 20 seconds, the LED will light again toindicate the switch is in a ready state. ♦ The console LED indicator will r...

24-port NWay Ethernet Switch User’s Guide 12 Identifying External Components 3 I DENTIFYING E XTERNAL C OMPONENTS This chapter describes the front panel, rear panel, optionalplug-in modules, and LED indicators of the DES-3225G. Front Panel The front panel of the Switch consists of LED indicators,an ...

24-port NWay Ethernet Switch User’s Guide Identifying External Components 13 ♦ An RS-232 DCE console port for setting up andmanaging the switch via a connection to a consoleterminal or PC using a terminal emulation program. ♦ A front-panel slide-in module slot for 10/100 MbpsEthernet ports can accom...

24-port NWay Ethernet Switch User’s Guide 14 Identifying External Components Figure 3-3. Rear panel view of the Switch fitted with the optional Gigabit Ethernet slide-in modul ♦ The optional Gigabit Ethernet slide-in module has a1000BASE-SX fiber port for connecting to anotherswitch. ♦ The AC power ...

24-port NWay Ethernet Switch User’s Guide Identifying External Components 15 ♦ The system fans are used to dissipate heat. The sidesof the system also provide heat vents to serve thesame purpose. Do not block these openings, and leaveat least 6 inches of space at the rear and sides of theswitch for ...

24-port NWay Ethernet Switch User’s Guide 16 Identifying External Components ♦ Supports Category 5 UTP or STP cable connections ofup to 100 meters. 100BASE-FX Fiber Module Figure 3-6. 100BASE-FX one-port modul ♦ Front-panel module. ♦ Connects to 100BASE-FX devices at full or half-duplex. ♦ Supports ...

24-port NWay Ethernet Switch User’s Guide 18 Identifying External Components LED Indicators The LED indicators of the Switch include Power, Console,Slot, Giga, Speed, and Link/Act. The following shows theLED indicators for the Switch along with an explanation ofeach indicator. Figure 3-9. The LED in...

24-port NWay Ethernet Switch User’s Guide 20 Connecting The Switch 4 C ONNECTING T HE S WITCH This chapter describes how to connect the DES-3225G toyour Fast Ethernet network. Switch to End Node End nodes include PCs outfitted with a 10, 100 or 10/100Mbps RJ-45 Ethernet/Fast Ethernet Network Interfa...

24-port NWay Ethernet Switch User’s Guide Connecting The Switch 21 1X must remain vacant; if the bottom Uplink port is in use,Port 2X cannot be used. Figure 4-1. Switch connected to an End Nod The LED indicators for the port the end node is connectedto are lit according to the capabilities of the NI...

24-port NWay Ethernet Switch User’s Guide 24 Switch Management Concepts 5 S WITCH M ANAGEMENT C ONCEPTS This chapter discusses many of the features used tomanage the switch, and explains many concepts andimportant points regarding these features. Configuring theswitch to implement these concepts is ...

24-port NWay Ethernet Switch User’s Guide 26 Switch Management Concepts IP Addresses and SNMPCommunity Names Each Switch has its own IP Address, which is used forcommunication with an SNMP network manager or otherTCP/IP application (for example BOOTP, TFTP). You canchange the default Switch IP Addre...

24-port NWay Ethernet Switch User’s Guide 28 Switch Management Concepts ♦ New Root This trap indicates that the Switch hasbecome the new root of the Spanning Tree, the trap issent by a bridge soon after its election as the newroot. This implies that upon expiration of theTopology Change Timer the ne...

24-port NWay Ethernet Switch User’s Guide 30 Switch Management Concepts Packet Forwarding The Switch learns the network configuration and uses thisinformation to forward packets. This reduces the trafficcongestion on the network, because packets, instead ofbeing transmitted to all segments, are tran...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 31 Filtering Database A switch uses a filtering database to segment thenetwork and control communications between segments.It also filters packets off the network for intrusioncontrol (MAC Address filtering). For port filtering, ea...

24-port NWay Ethernet Switch User’s Guide 32 Switch Management Concepts Spanning Tree Algorithm The Spanning Tree Algorithm (STA) in the Switch allowsyou to create alternative paths (with multiple switches orother types of bridges) in your network. These backuppaths are idle until the Switch determi...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 33 the Designated Bridges. On the port level, STA sets theRoot Port and Designated Ports. Details are as follows: On the Bridge Level ♦ Root Bridge The switch with the lowest BridgeIdentifier is the Root Bridge. Naturally, you will...

24-port NWay Ethernet Switch User’s Guide 34 Switch Management Concepts the better the chance the Switch will be selected asthe Root Bridge. On the Port Level ♦ Root Port Each switch has a Root Port. This is theport that has the lowest Path Cost to the Root Bridge.In case there are several such port...

24-port NWay Ethernet Switch User’s Guide 36 Switch Management Concepts Illustration of STA A simple illustration of three Bridges (or the Switch)connected in a loop is depicted in Figure 5-1. In thisexample, you can anticipate some major network problemsif the STA assistance is not applied. For ins...

24-port NWay Ethernet Switch User’s Guide 38 Switch Management Concepts Hello Time 1 - 10 sec. No effect, if notRoot Bridge Never set greater thanMax. Age Time Max. Age Time 6 - 40 sec. Compete for RootBridge, if BPDU isnot received Avoid low number forunnecessary reset ofRoot Bridge Forward Delay 4...

24-port NWay Ethernet Switch User’s Guide 40 Switch Management Concepts data streams over a single trunk port. Switches that use aload-balancing scheme that sends the packets of a host-to-host data stream over multiple trunk ports cannot have atrunk connection with the DES-3225G switch. VLAN VLANs a...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 43 transmit and receive VLAN traffic, and the differencebetween them provides network segmentation, while stillallowing resources to be shared across more than oneVLAN. VLAN Segmentation Take for example a packet that is transmitte...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 45 packets to it to be printed. Ports 1, 2 and 3 send thesepackets on VLAN 1 (their PVID=1), and Ports 11 and 12send these packets on VLAN 2 (PVID=2). The third VLAN(PVID=3) is used by the server to transmit files that hadbeen requ...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 49 packets, it would tag its own PVID onto the packet and usethis information to make forwarding decisions. Thus, thepackets coming from the non-compliant device wouldautomatically be placed on the ingress ports VLAN andcould only ...

24-port NWay Ethernet Switch User’s Guide 50 Switch Management Concepts than routers. Also, many switches, including the DES-3225G, have broadcast sensors and filters built into eachport to further control broadcast storms. Segmenting Broadcast Domains VLANs can be used to segment broadcast domains....

24-port NWay Ethernet Switch User’s Guide 52 Using the Console Interface 6 U SING THE C ONSOLE I NTERFACE Your 24-port NWay Ethernet Switch supports a consolemanagement interface that allows you to set up and control your Switch, either with an ordinary terminal (orterminal emulator), or over the ne...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 53 ♦ VT-100/ANSI compatible ♦ 9,600 baud ♦ 8 data bits ♦ No parity ♦ One stop bit ♦ No flow control You can also access the same functions over a TELNET interface. Once you have set an IP address for your Switch,you can use a TELN...

24-port NWay Ethernet Switch User’s Guide 54 Using the Console Interface that you use the tab key and backspace key formoving around console. 4. Items in UPPERCASE are commands. Moving theselection to a command and pressing Enter will execute that command, e.g. APPLY, etc. Please note that the comma...

24-port NWay Ethernet Switch User’s Guide 56 Using the Console Interface Figure 6-2. Main Menu The first user automatically gets Administrator privileges(See Table 6-1). It is recommended to create at least oneAdministrator-level user for the Switch. User Accounts Management From the screen above, m...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 57 Users. The main menus shown are the menus for the twotypes of users: The following table summarizes Administrator and NormalUser privileges: Menu Administrator Normal User Privilege Configuration Yes Yes, view only. Network Mon...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 59 Logging Onto The Switch ConsoleBy Registered Users To log in once you have created a registered user, 1. Type in your username and press Enter. 2. Type in your password and press Enter. 3. The main menu screen will be displayed...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 61 This method can also be used by an Administrator-leveluser to change another user’s password. View/Delete User Accounts Access to the console, whether using the console port orvia TELNET , is controlled using a user name and pa...

24-port NWay Ethernet Switch User’s Guide 62 Using the Console Interface To delete your user password: 1. Toggle the Delete field of the user you wish to removeto Yes. 2. Press APPLY to let the user deletion take effect. Setting Up The Switch This section will help prepare the Switch user bydescribi...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 63 Figure 6-7. Configuration menu You will need to change some settings to allow you to beable to manage the Switch from an SNMP-based NetworkManagement System such as SNMP v1 or to be able toaccess the Switch using the TELNET pro...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 65 ♦ Default Gateway IP address that determines whereframes with a destination outside the current subnetshould be sent. This is usually the address of a routeror a host acting as an IP gateway. If your network isnot part of an in...

24-port NWay Ethernet Switch User’s Guide 66 Using the Console Interface Settings on Restart: ♦ Console Timeout This setting for the restart of theconsole is 15 mins, 30 mins, 45 mins, 60 mins, or Never. ♦ Serial Port Determines whether the serial portshould be used for out-of-band (SLIP) management...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 67 Figure 6-10. Switch Configuration screen The fields you can set are: ♦ System Name Corresponds to the SNMP MIB IIvariable system.sysName , and is used to give a name to the Switch for administrative purposes. TheSwitch’s fully ...

24-port NWay Ethernet Switch User’s Guide 68 Using the Console Interface Advanced Settings The Configure Advanced Switch Features screen allowsyou to set an expiration time for MAC address entries andenable or disable auto-partitioning on all ports. Click onADVANCED SETTINGS on the Switch Configurat...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 69 Line blocking occurs when a packet originating on Port1, for instance, needs to be forwarded to Ports 2 and 3. IfPort 2 is occupied (causing the packet to be held inmemory until the port is free), the packet destined forPort 3 ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 73 traffic) to be let through as early as possible, whilebeing low enough so that broadcast storms are completely eliminated. Press CTRL+S to let the changes take effect. If you wishthese changes to be the default for the switch, ...

24-port NWay Ethernet Switch User’s Guide 76 Using the Console Interface STP Port State and Status reflect the current conditions ofthe port. They are read-only fields and cannot be changed. Configure Slot2 Module This screen allows you to change the port state of theoptional 1000BASE-SX module in s...

24-port NWay Ethernet Switch User’s Guide 78 Using the Console Interface configured to Do Nothing, Forward or Forward andTrap. See Broadcast Storm Falling Action in theConfigure Ports section of this manual for a moredetailed explanation. ♦ Broadcast Storm Falling Threshold This settingdefines the n...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 79 Figure 6-15. Configure Port Mirroring screen To configure a mirror port, select the port from where youwant to copy frames in the Source Port field. Then selectthe port which receives the copies from the source port inthe Targe...

24-port NWay Ethernet Switch User’s Guide 80 Using the Console Interface Parameters allow you to change the behind the sceneparameters of the Spanning Tree Algorithm at the bridgelevel. The parameters for this section have been fullyexplained in Chapter 5’s Switch Management, see STAOperation Levels...

24-port NWay Ethernet Switch User’s Guide 84 Using the Console Interface STP Port Contro To change the parameters on individual ports: 1. Choose Configure Spanning Tree Protocol from theConfiguration menu. 2. Choose STP Port Control from the ConfigureSpanning Tree Protocol menu. The following screen...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 85 more chance the bridge has of becoming the rootport. Zero is the highest priority. Configure Filtering and Forwarding Table When a packet hits the Switch, it looks in the filtering andforwarding table to decide what to do with ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 87 ♦ MAC Address Aging Enter the desired MAC addressage-out time in this field (10 to 9999 seconds). Please refer to the Packet Forwarding section of theSwitch Management Concepts chapter of this manual formore detailed informatio...

24-port NWay Ethernet Switch User’s Guide 88 Using the Console Interface device through a specific port, even after long periods ofnetwork inactivity or during times of network congestion. ♦ Action Choose to Add or Remove an entry from thetable. ♦ MAC Address a total of ten destination addresses per...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 89 Figure 6-21. Static Filtering Table screen To make a change to the Custom Filtering Table, chooseAdd or Remove in the Action field. Then enter the MACAddress and press APPLY. Configure Static Multicast Filtering Multicast filte...

24-port NWay Ethernet Switch User’s Guide 90 Using the Console Interface Figure 6-22. Static Multicast Filtering Tabl screen To make a change to the Static Filtering Table, choose Addor Remove in the Action field. Then enter the MAC Address,and press <space bar> for the corresponding Port numb...

24-port NWay Ethernet Switch User’s Guide 94 Using the Console Interface Items in the above window are defined as follows: ♦ VLAN ID This is the VID number for the VLAN that hasan agent attached to it which enables IGMP packets tobe sent and received. ♦ Age-out Timer If no IGMP query packet has arri...

24-port NWay Ethernet Switch User’s Guide 96 Using the Console Interface the switch will implement the type of VLANs chosenhere. ♦ Management VID This is the VLAN that will be used formanagement packets. Make sure the switch port thatthe network management station is connected to is amember of this ...

24-port NWay Ethernet Switch User’s Guide 104 Using the Console Interface VLAN Name, and Tag/Untag, Egress (membership) statusfor all ports. Configure Trunk Ports on the switch can be grouped together in a singlelogical port called a trunk. This is discussed in detail inthe Port Trunking section of ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 107 is reset (rebooted). The configuration file is explainedin detail in the Sample Configuration File Appendix. ♦ Config File Name The complete path and filename onthe TFTP server for configuration file to be used. System Utiliti...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 109 Save Settings to TFTP Server Choose Save Settings to TFTP Server from the Utilitiesmenu (under System Utilities on the main menu) to accessthe following screen: Figure 6-37. Upload Configuration File screen The fields you can ...

24-port NWay Ethernet Switch User’s Guide 110 Using the Console Interface Save Switch History to TFTP Server Choose Save Switch History to TFTP Server from theUtilities menu (under System Utilities on the main menu)to access the following screen: Figure 6-38. Upload Switch History File screen The fi...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 111 SNMP Manager Configuration The Switch sends out SNMP traps to network managementstations whenever certain exceptional events occur, suchas when the Switch is turned on or when a system resetoccurs. The Switch allows traps to b...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 113 Switch Monitoring The switch uses an SNMP agent which monitors differentaspects of network traffic. The SNMP agent keeps countersand statistics on the operation of the switch itself, and oneach port on the switch. The statisti...

24-port NWay Ethernet Switch User’s Guide 114 Using the Console Interface The first item on this menu permits you to access fourdifferent tables that observe the condition of eachindividual port. Traffic Statistics To display the Traffic Statistics menu, choose the first itemon the Network Monitorin...

24-port NWay Ethernet Switch User’s Guide 116 Using the Console Interface Port Traffic Statistics To access the second item on the Traffic Statistics menu,choose Port Traffic Statistics. The following table appears: Figure 6-43. Port Traffic Statistics screen Select the desired setting in the Ports ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 117 ♦ Bytes Recv. The number of good bytes received. Thisalso includes local and dropped packets. ♦ Bytes Sent The number of good bytes sent from therespective port. ♦ Frames Recv. The number of good frames received. Thisalso incl...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 119 ♦ Jabber The number of frames with length more than1518 bytes and with CRC error or misalignment (badframing). ♦ Late Collision The number of collisions that occur ator after the 64 th byte (octet) in the frame. ♦ Mac Rx Error...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 121 ♦ TX Octets The number of good bytes sent from therespective port. ♦ RX Octets The number of good bytes received. Thisalso includes local and dropped packets. ♦ Total RX The number of bytes received, good and bad. ♦ Unicast RX...

24-port NWay Ethernet Switch User’s Guide 122 Using the Console Interface Figure 6-46. Browse Address Tabl To browse by MAC address, select MAC address in theSearch by field, enter the desired MAC address in the nextfield, and then press FIND. To browse by port number, select Port in the Search byfi...

24-port NWay Ethernet Switch User’s Guide 124 Using the Console Interface ♦ Multicast Group The Multicast IP address of theMulticast group being displayed. ♦ MAC Address The Multicast MAC address of themulticast group being displayed. ♦ Queries(TX) The number of IGMP requests sent bythe switch. ♦ Qu...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 125 Figure 6-48. Switch History screen The switch history entries are listed sequentially from thelast time the Switch was rebooted. Use the following keysto move around the screen above: N – Page down, P – Pageup, B – Begin, E – ...

24-port NWay Ethernet Switch User’s Guide 126 Using the Console Interface Restart System To perform a system reset , choose Restart System from themain menu. Please note there is no confirmation querybefore the system is rebooted. Figure 6-49. Restart System screen Factory Reset Before performing a ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 127 these three procedures are performed, your factory reset iscomplete. Choose Factory Reset from the main menu. Thefollowing screen appears: Figure 6-50. Factory Reset Logout To exit the console program, choose Logout from the m...

24-port NWay Ethernet Switch User’s Guide 128 Web-Based Network Management 7 W EB -B ASED N ETWORK M ANAGEMENT Introduction The DES-3225G offers an embedded Web-based (HTML)interface allowing users to manage the switch fromanywhere on the network through a standard browsersuch as Netscape Navigator/...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 129 Getting Started The first step in getting started in using web -based management for your Switch is to secure a browser. A Webbrowser is a program which allows a person to readhypertext, for example, Netscape Navigator or Mic...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 131 IP Settings You can change the IP Address, Subnet Mask, and DefaultGateway on the Switch. If you are not using BootP, enterthe IP Address, Subnet Mask, and Default Gateway of theSwitch. If you enable BOOTP, you do not need to...

24-port NWay Ethernet Switch User’s Guide 132 Web-Based Network Management ♦ MAC Address The Ethernet address for the device.Also known as the physical address ♦ IP Address The host address for the device on theTCP/IP network. ♦ Subnet Mask The address mask that controlssubnetting on your TCP/IP net...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 135 Port Mirroring The Switch allows you to copy frames transmitted andreceived on a port and redirect the copies to another port.You can attach a monitoring device to the mirrored port,such as a sniffer or an RMON probe, to view...

24-port NWay Ethernet Switch User’s Guide 136 Web-Based Network Management can cause throughput problems. The port youare copying frames from should always supportan equal or lower speed than the port to whichyou are sending the copies. Also, the target portfor the mirroring cannot be a member of a ...

24-port NWay Ethernet Switch User’s Guide 138 Web-Based Network Management Advanced The first setting allows you to enable or disable port auto-partitioning by the Port Auto-Partition Capability on Allports function. If you enable auto-partitioning on all ports,when more than 16 collisions occur whi...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 139 ♦ Head of Line (HOL) Blocking Prevention Thisoption prevents forwarding a packet to a portwhere an excess of packets are queued up. Notethat when a multicast packet or a packet with anunknown destination address needs to befo...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 141 Permanent Address Table MAC forwarding allows the Switch to permanentlyforward outbound traffic to specific destination MACaddresses over a specified port. You can also use thisfeature to restrict inbound traffic based on sou...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 143 device, regardless of the device's network activityor current network congestion. Permanent Multicast Filtering Permanent multicast filtering allows the Switch to decidewhich ports should receive multicast traffic from a spec...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 145 Multicast Forwarding Table Multicast filtering blocks or forwards traffic over eachport for one multicast group. You can configure each porton the Switch to forward traffic for the specified multicastgroup. Click the pointer ...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 147 Spanning Tree The Switch supports 801.2d Spanning Tree Protocol, whichallows you to create alternative paths (with multiple switches or other types of bridges) in your network. Seethe Spanning Tree Algorithm section of the “S...

24-port NWay Ethernet Switch User’s Guide 150 Web-Based Network Management STP Parameter & Port Settings To configure Spanning Tree Protocol functions for theSwitch or individual ports, enter the desired informationin the fields on this screen (see the descriptions below forassistance) and then ...

24-port NWay Ethernet Switch User’s Guide 152 Web-Based Network Management IGMP Filtering IGMP Settings Internet Group Management Protocol (IGMP) snoopingallows the Switch to recognize IGMP queries and reportssent between network stations or devices and an IGMPhost. When enabled for IGMP snooping, t...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 155 VLAN VLAN mode allows you to construct a port group as well asto reduce traffic. Broadcast and multicast packets arelimited to members of the VLAN. Configure VLAN Mode To use the VLAN mode, select MAC Base or 802.1Q underRest...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 161 To configure an 802.1Q VLAN entry, check the desiredoption in the first two lines of the screen above and enter aVID number and Description. Next, check Tag option foreach member port you wish to be a Tagging port. In thebott...

24-port NWay Ethernet Switch User’s Guide 162 Web-Based Network Management ♦ Trunk Ports The continuous number of ports that willbe members of the trunk group. ♦ Master The Master port for the trunk group. Allconfiguration settings changes made to the master portwill automatically be made to the oth...

24-port NWay Ethernet Switch User’s Guide 164 Web-Based Network Management User Accounts Click the pointer icon on the right hand side to access themain User Accounts window:

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 165 To add or delete a User Account, fill in theappropriate information in the User Name, OldPassword, New Password, and Confirm New Passwordfields. Then select the desired access, Normal User orAdministrator in the Access Level ...

24-port NWay Ethernet Switch User’s Guide 166 Web-Based Network Management The default serial port settings are: Baud Rate=9600 Data Bits=8 Flow Control=X on/X off Parity=None Stop Bits=1 The information is described as follows: ♦ Port Settings The options for the current consoleport setting are Con...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 167 Switch Overview The information is described as follows: ♦ Update Interval Choose the desired setting: 2seconds, 5 seconds, 15 seconds, 30 seconds, 60seconds or Suspend. ♦ Port The selected port to be monitored. ♦ TX frames/s...

24-port NWay Ethernet Switch User’s Guide 168 Web-Based Network Management For example, when a 10 Mbps port is relayingpackets at 5 Mbps, the utilization is 50%. Port Statistics The port statistics shown by default are those for theport you last configured. Once in the Port Statisticsscreens, you ca...

24-port NWay Ethernet Switch User’s Guide 170 Web-Based Network Management Errors The information is described as follows: ♦ Update Interval Choose the desired setting: 2seconds, 5 seconds, 15 seconds, 30 seconds, 60seconds or Suspend. ♦ Link (Speed/Duplex/Flow Control) Indicates thecurrent link sta...

24-port NWay Ethernet Switch User’s Guide 172 Web-Based Network Management Packet Analysis The information is described as follows: ♦ Update Interval Choose the desired setting: 2seconds, 5 seconds, 15 seconds, 30 seconds, 60seconds or Suspend. ♦ 64 The total number of packets (including badpackets)...

24-port NWay Ethernet Switch User’s Guide 174 Web-Based Network Management address. Note that this does not include droppedunicast packets ♦ Multicast Rx/Tx The total number of good packetsthat were received by and directed to a multicastaddress. Note that this number does not includepackets directe...

24-port NWay Ethernet Switch User’s Guide 178 Web-Based Network Management Reset and Update The fourth category includes: Reboot Switch, Reset toFactory Default, Update Firmware, Change ConfigurationFile, Upload Configure File, and Upload Log File. Reboot Switch To perform a reboot of the Switch, wh...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 179 Reset to Factory Default Doing a remote reset is equivalent to turning the Switchoff and on again. All parameters are returned to the valuesstored in EEPROM. Click the Reset to Factory Default toreset the Switch.

24-port NWay Ethernet Switch User’s Guide 180 Web-Based Network Management Update Firmware To update firmware, fill in the requested informationabove and then click the Apply button. The information is described as follows: ♦ Software Update Mode is Set to either Network orSLIP. Determines whether t...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 181 Change Configuration File To change a configuration file, fill the fields in aboveand then click Apply. The information is described as follows: ♦ Software Update Mode is Set to either Network orSLIP. Determines whether the c...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 183 Upload Log File To save a log file to your TFTP server, fill the fields inabove and then click Upload now. The information is described as follows: ♦ TFTP Server Address is The IP address of theTFTP server where the log file ...

24-port NWay Ethernet Switch User’s Guide 184 Web-Based Network Management Save Changes To save all the changes made in the current session tothe Switch’s flash memory, click the Save ChangesNow button. Help Click this button to access the online help files for theSwitch.

24-port NWay Ethernet Switch User’s Guide Technical Specifications 185 A T ECHNICAL S PECIFICATIONS General Standards: IEEE 802.3 10BASE-T Ethernet IEEE 802.3u 100BASE-TX Fast Ethernet IEEE 802.3z 1000BASE-SX Gigabit Ethernet IEEE 802.1 P/Q VLAN IEEE 802.3x Full-duplex Flow Control Protocols: CSMA/C...

24-port NWay Ethernet Switch User’s Guide Technical Specifications 187 Physical and Environmental : mount width Weight: 5 kg EMI: FCC Class A, CE Class A, VCCI Class A, BSMIClass A, C-Tick Class A Safety: UL, CSA, CE Mark, TUV/GS Performance Transmission Method: Store-and-forward RAM Buffer: 12 MB p...

24-port NWay Ethernet Switch User’s Guide 188 RJ-45 Pin Specification B RJ-45 P IN S PECIFICATION When connecting the DES-3225G Switch to another switch, a bridge or a hub, a modified crossover cable isnecessary. Please review these products for matching cablepin assignment. The following diagram an...

24-port NWay Ethernet Switch User’s Guide 190 Sample Configuration File C S AMPLE C ONFIGURATION F ILE This Appendix provides a sample configuration file thatcan be used with the Update Firmware and ConfigurationFiles screen in the console program. The configuration file is a simple text file that y...

24-port NWay Ethernet Switch User’s Guide Sample Configuration File 191 Code_types are PROM , RUNTIME , or CONFIG . This should always be the first setting. • PROM – PROM update file. • RUNTIME – Switching software update file. • CONFIG – Image file of switch settings created by the settings backup ...

24-port NWay Ethernet Switch User’s Guide 192 Sample Configuration File remain in the file so that the syntax will not beforgotten. Notes about the Configuration File: This configuration file can only contain 4 settings: Code_type, Ip_addr, Subnet_mask and Default_gateway . Each command can only app...

24-port NWay Ethernet Switch User’s Guide Runtime Switching Software Default Settings 193 D R UNTIME S WITCHING S OFTWARE D EFAULT S ETTINGS !"! #$ %%% & %%% %%% ' $ () **$ ( #$ %%% #+$ " ) #+$ ) $ , )& () - $ - ./ 0 12 $ 12 () *$ $ *$

24-port NWay Ethernet Switch User’s Guide Index 195 I NDEX % % Utilization ......................... 113%Util................................. .... 112 1 1000BASE-SX Gigabit Module ................................ ............. 17 100BASE-FX Fiber (MTRJ Type) Module ................................ ...

Offices AUSTRALIA D-LINK AUSTRALASIA Unit 16, 390 Eastern Valley Way, Roseville, NSW 2069, AustraliaTEL: 61-2-9417-7100 FAX: 61-2-9417-1077 TOLL FREE: 1800-177-100 (Australia), 0800-900900 (New Zealand) WEB: www.dlink.com.au E-MAIL: [email protected] CANADA D-LINK CANADA 2180 Winston Park Drive, Oak...

Registration Card Print, type or use block letters. Your n ame: Mr./Ms_____________________________________________________________________________Organization: ________________________________________________ Dept. ____________________________Your title at organization: ____________________________...