D-Link DES-3225G - Manuals

24-port NWay Ethernet Switch User’s Guide A BOUT T HIS G UIDE This User’s Guide tells you how to install your DES-3225G Series Switch, how to connect it to your Ethernet network, and how to set its configuration using either the built-in console interface or Web-based management. Terms For simplicit...

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

24-port NWay Ethernet Switch User’s Guide 2 Introduction Switching Technology Another key development pushing the limits of Ethernet technology is in the field of switching technology. A switch bridges Ethernet packets at the MAC address level of the Ethernet protocol transmitting among connected Et...

24-port NWay Ethernet Switch User’s Guide Introduction 3 Performance features ♦ Store and forward switching scheme capability to support rate adaptation and protocol conversion. ♦ Full- and half-duplex for both 10Mbps and 100Mbps connections. The 1000BASE-SX and 1000BASE-LX Gigabit Ethernet modules ...

24-port NWay Ethernet Switch User’s Guide 4 Unpacking and Setup 2 U NPACKING AND S ETUP This chapter provides unpacking and setup information for the Switch. Unpacking Open the shipping carton of the Switch and carefully unpack its contents. The carton should contain the following items: ♦ One DES-3...

24-port NWay Ethernet Switch User’s Guide Unpacking and Setup 5 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 with other equipment. To install, attach the mount...

24-port NWay Ethernet Switch User’s Guide 6 Unpacking and Setup Power on The DES-3225G switch can be used with AC power supply 100 - 240 VAC, 50/60 Hz. The Switch’s power supply will adjust to the local power source automatically and may be used without having any or all LAN segment cables connected...

24-port NWay Ethernet Switch User’s Guide Identifying External Components 7 3 I DENTIFYING E XTERNAL C OMPONENTS This chapter describes the front panel, rear panel, optional plug-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 8 Identifying External Components Figure 3-3. Rear panel view of the Switch fitted with the optional Gigabit Ethernet slide-in module ♦ The optional Gigabit Ethernet slide-in module (1000BASE-SX, 1000BASE-LX, or 1000BASE-T) contains one port for connecting t...

24-port NWay Ethernet Switch User’s Guide Identifying External Components 11 ♦ Allows connections up to 5 km in length using single-mode fiber optic cable. 1000BASE-T Copper Gigabit Module Figure 3-10. One-port, 1000BASE-T module ♦ One-port, rear-panel module. ♦ Connects to 1000BASE-T devices at 100...

24-port NWay Ethernet Switch User’s Guide 12 Connecting The Switch 4 C ONNECTING T HE S WITCH This chapter describes how to connect the DES-3225G to your Fast Ethernet network. Switch to End Node End nodes include PCs outfitted with a 10, 100 or 10/100 Mbps RJ-45 Ethernet/Fast Ethernet Network Inter...

24-port NWay Ethernet Switch User’s Guide Connecting The Switch 13 ♦ A 100BASE-TX hub or switch can be connected to the Switch via a two-pair Category 5 UTP/STP straight cable. If the other switch or hub contains an unused Uplink port, we suggest connecting the other device’s Uplink (MDI-II) port to...

24-port NWay Ethernet Switch User’s Guide 14 Switch Management Concepts 5 S WITCH M ANAGEMENT C ONCEPTS This chapter discusses many of the features used to manage the switch, and explains many concepts and important points regarding these features. Configuring the switch to implement these concepts ...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 15 IP Addresses and SNMP Community Names Each Switch has its own IP Address, which is used for communication with an SNMP network manager or other TCP/IP application (for example BOOTP, TFTP). You can change the default Switch IP A...

24-port NWay Ethernet Switch User’s Guide 16 Switch Management Concepts ♦ Link Change Event This trap is sent whenever the link of a port changes from link up to link down or from link down to link up. ♦ Port Partition This trap is sent whenever a port is partitioned as a result of more than sixty-o...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 17 In the opposite case, if the Aging Time is too short, many entries may be aged out soon, resulting in a high percentage of received packets whose source addresses cannot be found in the address table, in which case the switch wi...

24-port NWay Ethernet Switch User’s Guide 18 Switch Management Concepts On the Bridge Level ♦ Root Bridge The switch with the lowest Bridge Identifier is the Root Bridge. Naturally, you will want the Root Bridge to be the best switch among the switches in the loop to ensure the highest network perfo...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 19 Observe the following formulas when you set the above parameters: 1. Max. Age 2 x (Forward Delay - 1 second)2. Max. Age 2 x (Hello Time + 1 second) ♦ Port Priority A Port Priority can be from 0 to 255. The lower the number, the ...

24-port NWay Ethernet Switch User’s Guide 20 Switch Management Concepts Bridge Priority l o w e r t h e # ,h i g h e r t h epriority I n c r e a s e s c h a n c eo f b e c o m i n g t h eRoot Bridge A v o i d , i f t h e s w i t c hi s u s e d i n w o r k g r o u plevel of a largenetwork Hello Time ...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 21 Figure 5-3. Port trunking example The switch treats all ports in a trunk group as a single port. As such, trunk ports will not be blocked by Spanning Tree. Data transmitted to a specific host (destination address) will always be...

24-port NWay Ethernet Switch User’s Guide 22 Switch Management Concepts the utmost flexibility. MAC-based broadcast domains, on the other hand, allow a station to be physically moved yet still belong to the same broadcast domain without having to change and configuration settings. The untagging feat...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 23 Sharing Resources Across 802.1Q VLANs Network resources such as printers and servers however, can be shared across 802.1Q VLANs. This is achieved by setting up overlapping VLANs as shown in the diagram below. V LA N 1 P o rtV ID...

24-port NWay Ethernet Switch User’s Guide 24 Switch Management Concepts ♦ Tagging The act of putting 802.1Q VLAN information into the header of a packet. Tagging ports will put the VID number, priority, and other VLAN information into all packets that flow out it. If a packet has previously been tag...

24-port NWay Ethernet Switch User’s Guide Switch Management Concepts 25 In the above example, step 4 is the key element. Because the packet has 802.1Q VLAN data encoded in its header, the ingress port can make VLAN-based decisions about its delivery: whether server #2 is attached to a port that is a...

24-port NWay Ethernet Switch User’s Guide 26 Switch Management Concepts Segmenting Broadcast Domains The Switch allows you to segment broadcast domains. It does this by forwarding packets only to ports in the same broadcast domain or VLAN. Thus, broadcast packets will only be forwarded to ports that...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 27 6 U SING THE C ONSOLE I NTERFACE Your 24-port NWay Ethernet Switch supports a console management interface that allows you to set up and control your Switch, either with an ordinary terminal (or terminal emulator), or over the ...

24-port NWay Ethernet Switch User’s Guide 28 Using the Console Interface Figure 6-1. Example of a console connection Connecting to the Switch Using Telnet Once you have set an IP address for your Switch, you can use a Telnet program (in a VT-100 compatible terminal mode) to access and control the Sw...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 29 Figure 6-2. Initial screen, first time connecting to the Switch Note : There is no initial username or password. Leave the Username and Password fields blank. Press <Enter> or <Return> in the Username and Password f...

24-port NWay Ethernet Switch User’s Guide 30 Using the Console Interface User Accounts Management From the screen above, move the cursor to the User Accounts Management menu and press <Enter>, then the Users Accounts Management menu appears. 1. Choose Create/Modify User Accounts from the User ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 31 In order to retain any modifications made in the current session by saving them into the NV-RAM, it is necessary to choose Save Changes from the main menu. The following screen will appear to indicate your new settings have bee...

24-port NWay Ethernet Switch User’s Guide 32 Using the Console Interface Figure 6-5. User Accounts Management menu 1. Choose Create/Modify User Accounts . The following screen appears: Figure 6-6. Add/Modify User Accounts screen

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 33 2. Type in your Username and press <Enter>. 3. If you are a new user, type in the Old Password and press <Enter>. 4. Type in the New Password you have chosen, and press <Enter>. Type in the same new password i...

24-port NWay Ethernet Switch User’s Guide 34 Using the Console Interface Setting Up The Switch This section will help prepare the Switch user by describing the Configuration , Update Firmware and Configuration Files , Save Changes , and System Utilities menus and their respective sub-menus. Configur...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 35 Figure 6-9. IP Configuration screen The fields listed under the Current Settings heading are those that are currently being used by the Switch. Those fields listed under Restart Settings will be used after the Switch has been R...

24-port NWay Ethernet Switch User’s Guide 36 Using the Console Interface Configure Console You can use the Console Options screen to choose whether to use the Switch’s RS-232C serial port for console management or for out-of-band TCP/IP communications using SLIP, and to set the bit rate used for SLI...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 37 Configure Switch The Switch Configuration screen shows various pieces of information about your Switch, and allows you to set the System Name , System Location , and System Contact . These settings can be retrieved from the Swi...

24-port NWay Ethernet Switch User’s Guide 38 Using the Console Interface Figure 6-12. Configure Advanced Switch Features screen The fields you can set are: ♦ Port Auto-Partition Capability on All Ports When this function is enabled, if too many consecutive collisions occur on an individual port, the...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 39 Figure 6-13. Port Configuration screen Items in the above window are defined as follows: ♦ Port Specifies the port (1-22,all) that will be configured. When all is chosen, the settings you configure will be applied to all UTP po...

24-port NWay Ethernet Switch User’s Guide 40 Using the Console Interface ♦ Port Lock When locked, automatic learning for all stations connected to this port will stop and entries in the Forwarding Table for all devices residing on this port will age out. The only traffic this port will allow is traf...

24-port NWay Ethernet Switch User’s Guide 42 Using the Console Interface ♦ Broadcast Storm Falling Action This setting will be activated when the Broadcast Storm Rising Threshold and then the Broadcast Storm Falling Threshold (below) is met. This setting can be configured to Do Nothing , Forwarding ...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 43 ♦ Flow Control Enables or disables IEEE 802.1x full-duplex (only) flow control on this port. See Flow Control in the Configure Ports section above for a more detailed explanation. ♦ Priority Selects Normal , High or Low . See P...

24-port NWay Ethernet Switch User’s Guide 44 Using the Console Interface Figure 6-16. Configure Port Mirroring screen To configure a mirror port, select the port from where you want to copy frames in the Source Port field. Then select the port which receives the copies from the source port in the Ta...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 45 Figure 6-17. Configure Spanning Tree Protocol menu 2. Choose STP Parameter Setting to access the following screen: Figure 6-18. STP Parameters Setting screen

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 47 STP Port Control To change the parameters on individual ports: 1. Choose Configure Spanning Tree Protocol from the Configuration menu. 2. Choose STP Port Control from the Configure Spanning Tree Protocol menu. The following scr...

24-port NWay Ethernet Switch User’s Guide 48 Using the Console Interface The Configure Filtering and Forwarding Table screen allows you to allows you to stop or start address learning, change the way the Switch treats MAC address table entries, and select an age-out time of the MAC address in the se...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 49 To access the Custom Forwarding Table , choose Configure Filtering and Forwarding Table from the Configuration menu. Then select Configure Permanent Address Table Entry from the bottom of the Configure Filtering and Forwarding ...

24-port NWay Ethernet Switch User’s Guide 50 Using the Console Interface Configure MAC Address Filtering The Static Filtering Table contains filtering information configured into the Switch by (local or network) management specifying destination addresses which are not allowed to be forwarded. The S...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 51 Figure 6-23. IGMP Configuration screen Items in the above window are defined as follows: ♦ IP Multicast Filtering Age-out Timer(30-9999) When this timer expires and the Switch has not observed (snooped) any IGMP query packets a...

24-port NWay Ethernet Switch User’s Guide 52 Using the Console Interface Figure 6-24. IEEE 802.1Q IGMP Configuration screen Choosing Add/Remove IGMP Control Table allows you to define up to 12 VLANs on the Switch which can send and receive IGMP packets. Choosing Configure IGMP Control Table allows y...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 53 Figure 6-25. Add/Remove IGMP Entry screen The above screen is used to specify an agent to interface between IGMP and VLAN. The agents are assigned to a VLAN and allow IGMP query and report packets to be present on the given VLA...

24-port NWay Ethernet Switch User’s Guide 54 Using the Console Interface Figure 6-26. IEEE 802.1Q IGMP Configuration screen Items in the above screen are defined as follows: ♦ VLAN ID This is the VID number for the VLAN that has an agent attached to it which enables IGMP packets to be sent and recei...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 55 2. Select MAC-based Broadcast Domains under Restart Mode and then press APPLY. 3. Press RESTART on the Change VLAN Mode screen (pictured below). This will cause the Switch to automatically save changes and then perform a reboot...

24-port NWay Ethernet Switch User’s Guide 56 Using the Console Interface Figure 6-28. VLANs & MAC-based Broadcast Domains Configuration menu for MAC-based Broadcast Domains The information on the top of the screen is described as follows: ♦ Current Mode Either displays the current VLAN or MAC-ba...

24-port NWay Ethernet Switch User’s Guide 60 Using the Console Interface Figure 6-32. the second Add/Remove MAC-based Broadcast Domain Members screen The fields you can set are: ♦ Action Select the desired action by toggling between Add and Remove . ♦ MAC Address The MAC address of the Broadcast Dom...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 61 Figure 6-33. VLANs & MAC-based Broadcast Domains Configuration menu for Port-Based VLANs Choose Configure Port-Based VLAN on the screen above to access the Configure VLAN (Port-Based) menu:

24-port NWay Ethernet Switch User’s Guide 62 Using the Console Interface Figure 6-34. Configure VLAN (Port-Based) menu To create a Port-based VLAN, select Add a Port-Based VLAN on the screen above and then press APPLY. The following screen appears:

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 65 Figure 6-37. Edit/Delete a Port-based VLAN table Use this screen to either add or drop a member from a specified VLAN. Press APPLY when finished with all your changes. Configure IEEE 802.1Q VLANs To configure an IEEE 802.1 port...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 67 Figure 6-39. IEEE 802.1Q VLANs Configuration menu Enter a Management VID in the first field and press APPLY to let the change take effect. The field you can set is: ♦ Management Vid When IEEE 802.1Q VLANs are enabled, this is t...

24-port NWay Ethernet Switch User’s Guide 68 Using the Console Interface Figure 6-40. Ingress Filtering screen This screen allows you to enable or disable Ingress filtering for each port. When a packet arrives at the port and Ingress filtering is Enabled , the port will check the VLAN ID number of t...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 69 Figure 6-41. Port VLAN assignment screen This screen allows you to set a Port VLAN ID number (PVID) for each port. Press APPLY to let the changes take effect. Choose Configure Static VLAN Entry to access the third item on the I...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 71 Figure 6-43. GVRP Configuration screen This screen allows you to enable or disable GARP VLAN Registration Protocol (GVRP), where GARP is the Generic Attribute Registration Protocol, on individual ports. GVRP updates dynamic VLA...

24-port NWay Ethernet Switch User’s Guide 72 Using the Console Interface Figure 6-44. the first GMRP Configuration screen The Switch GMRP field allows you to either enable or disable GMRP on the Switch by toggling between the two choices and then pressing APPLY to let the change take effect. Once GM...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 73 Figure 6-45. the second GMRP Configuration screen Configure Static Multicast Forwarding Multicast forwarding allows you to forward traffic over each port for one multicast group. To access the first version of the Static Multic...

24-port NWay Ethernet Switch User’s Guide 74 Using the Console Interface Figure 6-46A. Static Multicast Forwarding Table screen To add an entry or make a change to an entry on the Static Multicast Forwarding Table , enter a VLAN ID, enter a MAC address, choose Egress or Forbidden for each port, choo...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 75 Figure 6-46B. Static Multicast Forwarding Table screen To add an entry or make a change to an entry on the Static Multicast Forwarding Table , select Add or Remove in the first field, enter the multicast MAC address in the next...

24-port NWay Ethernet Switch User’s Guide 76 Using the Console Interface Figure 6-47. Configure Trunk screen The fields you can set are: ♦ Master There are three listings representing the master port for each of the three trunk groups available on the Switch. The master port for each group is preset...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 77 Figure 6-48. Update Firmware and Configuration Files screen After making your changes in the fields above, press RESET SWITCH TO START UPDATE to initiate the update sequence. The fields you can set are: ♦ TFTP Server Address Th...

24-port NWay Ethernet Switch User’s Guide 78 Using the Console Interface Figure 6-49. Utilities menu Ping Test Choose Ping Test to access the following screen:

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 79 Figure 6-50. Ping Test screen After filling in the fields above, press START to initiate the Ping test. The fields you can set are: ♦ Destination IP Address The IP address of the device to be Pinged. ♦ Repetitions Amount of tim...

24-port NWay Ethernet Switch User’s Guide 80 Using the Console Interface Figure 6-51. Save Settings to TFTP Server screen The fields you can set are: ♦ Server IP Address The IP address of the TFTP server where you wish to save the settings for the switch. ♦ File Name The complete path and filename f...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 81 Figure 6-52. Save Switch History to TFTP Server screen The fields you can set are: ♦ Server IP Address The IP address of the TFTP server where the switch history file will be located. ♦ File Name The complete path and filename ...

24-port NWay Ethernet Switch User’s Guide 82 Using the Console Interface Figure 6-53. SNMP Manager Configuration screen The following SNMP Manager and Trap Manager Configuration parameters can be set: ♦ SNMP Community String The community string that will be included on SNMP packets sent to and from...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 83 Choose Network Monitoring from the main menu. The following menu appears: Figure 6-54. Network Monitoring menu The first item on this menu permits you to access four different tables that observe the condition of each individua...

24-port NWay Ethernet Switch User’s Guide 84 Using the Console Interface Figure 6-55. Traffic Statistics menu Statistics Overview To access the first item on the Traffic Statistics menu, choose Statistics Overview . The following table appears:

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 85 Figure 6-56. Statistics Overview screen Select the desired increment setting in the Polling Interval field: 2 sec , 5 sec , 15 sec , 30 sec , 1 min , or Suspend . Pressing CLEAR COUNTER resets the counters on this screen. The s...

24-port NWay Ethernet Switch User’s Guide 86 Using the Console Interface Figure 6-57. Port Traffic Statistics screen Select the desired setting in the Ports field: 1 to 4 , 5 to 8 , 9 to 12 , 13 to 16 , 17 to 20 , 21-S1P2 , or Slot 2 and the desired increment setting in the Polling Interval field: 2...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 87 Port Packet Error Statistics To access the third item on the Traffic Statistics menu, choose Port Packet Error Statistics . The following table appears: Figure 6-58. Port Packet Error Statistics table Select the desired setting...

24-port NWay Ethernet Switch User’s Guide 88 Using the Console Interface ♦ Dropped Frames The number of frames which are dropped by this port since the last Switch reboot. ♦ Undersize Frames The number of frames detected that are less than the minimum permitted frame size of 64 bytes and have a good...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 89 ♦ Total RX The number of bytes received, good and bad. ♦ Unicast RX/Unicast TX The number of good unicast frames received and sent. This includes dropped unicast packets. ♦ Multicast RX/Multicast TX The number of good multicast...

24-port NWay Ethernet Switch User’s Guide 90 Using the Console Interface The lower part of the screen is a read-only Browse Address Table that contains Port , MAC Address , Learned status, and the VLAN number of each entry. Use N to advance to the next page and P to return to the previous page. Brow...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 91 ♦ Queries(TX) The number of IGMP requests sent by the Switch. ♦ Queries(RX) The number of IGMP requests that have arrived at a Switch port. ♦ Reports The number of notifications sent from each station to the IGMP host, signifyi...

24-port NWay Ethernet Switch User’s Guide 92 Using the Console Interface To display the GMRP Status screen, choose Network Monitoring from the main menu and then choose Browse GMRP Status . The following screen appears: Figure 6-63. GMRP Status screen This screen displays various pieces of informati...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 93 Figure 6-64. Switch History screen The switch history entries are listed sequentially from the last time the Switch was rebooted. Use the following keys to move around the screen above: N – Page down, P – Page up, B – Begin, E ...

24-port NWay Ethernet Switch User’s Guide 94 Using the Console Interface Figure 6-65. Restart System screen Factory Reset Before performing a factory reset, be absolutely certain that this is what you want to do. Once the factory reset is done, all of the Switch’s settings stored in NV-RAM (includin...

24-port NWay Ethernet Switch User’s Guide Using the Console Interface 95 Figure 6-66. Factory Reset Logout To exit the console program, choose Logout from the main menu. Make sure you have performed a Save Changes if you have made changes to the settings and wish them to become defaults for the Swit...

24-port NWay Ethernet Switch User’s Guide 96 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 from anywhere on the network through a standard browser, such as Netscape Navigat...

24-port NWay Ethernet Switch User’s Guide 98 Web-Based Network Management IP Settings Figure 7-1. IP Settings window This window is used to determine whether the Switch should get its IP Address settings from the user ( Manual ), a BOOTP server, or a DHCP server. If you are not using either BOOTP or...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 99 Port Settings Figure 7-2. Port Settings window Select the port you want to configure by clicking on the port in the Switch front panel display at the top of the window. Follow these steps: 1. Enable or disable the port. If you...

24-port NWay Ethernet Switch User’s Guide 100 Web-Based Network Management 4. Configure the Priority Queues setting for packets passing through this port, using IEEE 802.1 tagging. Select Low , High or Normal . If the network is congested, the Switch handles packets with a higher priority before tho...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 101 The Switch allows you to copy frames transmitted and received 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 details abo...

24-port NWay Ethernet Switch User’s Guide 102 Web-Based Network Management The information is described as follows: ♦ Switch Name A user-assigned name for the Switch. ♦ Location A user-assigned description for the physical location of the Switch. ♦ Contact Name of the person to contact should there ...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 103 The first setting allows you to enable or disable port auto-partitioning by the Port Auto-Partition Capability on All ports function. If you enable auto-partitioning on all ports, when more than 63 collisions occur while a po...

24-port NWay Ethernet Switch User’s Guide 104 Web-Based Network Management This window allows you to stop or start address learning, use an address look-up mode, and select an age-out time of the MAC address in the selected address table. Click Apply to let your changes take effect. The following fi...

24-port NWay Ethernet Switch User’s Guide 106 Web-Based Network Management MAC Address Filtering Figure 7-9. MAC Address Filtering Table window MAC address filtering allows you to designate MAC addresses and VLANs which will be filtered from sending packets to the Switch. Please note that when a mod...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 107 Figure 7-10. Add/Modify MAC Address Filtering Table Entry window To use the MAC address filtering function, check either the Add/Modify to the table option button or the Delete from the table option button, enter the MAC addr...

24-port NWay Ethernet Switch User’s Guide 108 Web-Based Network Management Static Multicast Forwarding Figure 7-11. Static Multicast Forwarding Table window This function forwards traffic over each port for one multicast group. You can configure each port on the Switch to forward traffic for the spe...

24-port NWay Ethernet Switch User’s Guide 110 Web-Based Network Management Spanning Tree The Switch supports 801.2d Spanning Tree Protocol, which allows you to create alternative paths (with multiple switches or other types of bridges) in your network. See the Spanning Tree Algorithm section of the ...

24-port NWay Ethernet Switch User’s Guide 112 Web-Based Network Management STP Parameter & Port Settings Figure 7-14. STP Parameter & Port Control window To configure Spanning Tree Protocol functions for the Switch or individual ports, enter the desired information in the fields on this wind...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 113 ♦ STP State The Spanning Tree Protocol state for a selected port can either be Enabled or Disabled . ♦ Cost The Path Cost is a read-only parameter. The 100Mbps segment has an assigned Path Cost of 19, and each 10Mbps segment ...

24-port NWay Ethernet Switch User’s Guide 114 Web-Based Network Management ♦ IP Multicast Filtering Age-out Timer When this timer elapses, the switch itself will try to become the IGMP host. ♦ IP Multicast Filtering (IGMP Snooping) This setting allows the switch to learn the IGMP spanning tree and i...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 117 Configure IEEE 802.1Q VLANs Figure 7-19. Default Port VLAN Assignment window Use this window to assign a Port VLAN ID (PVID) number for each port. Click Apply to let the settings take effect. Please note that this function on...

24-port NWay Ethernet Switch User’s Guide 118 Web-Based Network Management Figure 7-20. Ingress Filtering Check window Use this window to enable or disable the ingress filtering check for each desired port. Ingress filtering means that a receiving port will check to see if it is a member of the VLAN...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 119 Figure 7-21. Configure IEEE 802.1Q VLANs window Please note that this function only applies to IEEE 802.1Q VLANs mode. Click the pointer icon on the right side to access the Configure IEEE 802.1Q VLANs Entry window:

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 123 Trunk Figure 7-25. Configure Port Trunking window The Switch supports up to 3 trunk groups. Trunks are groups of ports that are banded together to form a single, logical, high-bandwidth data pipe. Items in the above window ar...

24-port NWay Ethernet Switch User’s Guide 124 Web-Based Network Management Traps and Community Strings Figure 7-26. Traps and Community Strings window To use the functions on this window, enter the appropriate SNMP information in the Community Strings and Trap Receiving Stations sections--you may en...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 125 User Accounts Figure 7-27. first User Accounts window Click the pointer icon on the right side to access the main User Accounts window:

24-port NWay Ethernet Switch User’s Guide 126 Web-Based Network Management Figure 7-28. second User Accounts window To add or delete a User Account, fill in the appropriate information in the User Name, Old Password, New Password, and Confirm New Password fields. Then select the desired access, Norm...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 127 Console Port Settings Figure 7-29. Console Port Settings window This window allows you to select the protocol for communicating through the console port, Console or SLIP, in the Port Setting field. Use SLIP for out-of-band ma...

24-port NWay Ethernet Switch User’s Guide 128 Web-Based Network Management ♦ Baud Rate Determines the serial port bit rate that will be used the next time the Switch is restarted. Applies only when the serial port is being used for out-of-band (SLIP) management; it does not apply when the port is us...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 129 ♦ % of Utilization This shows the percentage of available bandwidth each port is using over the amount of time specified by the update interval. For example, when a 10 Mbps port is relaying packets at 5 Mbps, the utilization ...

24-port NWay Ethernet Switch User’s Guide 130 Web-Based Network Management Traffic in Frames: ♦ Frames Sent Counts the total number of frames transmitted from the port. ♦ Frames Received Counts all valid frames received on the port. ♦ Total Frames Received Counts the number of frames received on the...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 131 ♦ Late Collision Counts collisions that occur at or after the 64 th byte (octet) in the frame. This may indicate that delays on your Ethernet are too long, and you have either exceeded the repeater count or cable length speci...

24-port NWay Ethernet Switch User’s Guide 132 Web-Based Network Management ♦ 65-127 The total number of packets (including bad packets) received that were between 65 and 127 octets in length inclusive (excluding framing bits but including FCS octets). ♦ 128–255 The total number of packets (including...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 133 Utilization Figure 7-34. Port Utilization Graph window The information is described as follows: ♦ Last Detected Source Address MAC address of the last device that sent packets over this port.

24-port NWay Ethernet Switch User’s Guide 134 Web-Based Network Management Browse Address Table Figure 7-35. MAC Address Table window The first selection on the Browse Address Table menu in the window on the left is None. This allows you to display a table containing MAC addresses, VLANs, ports, and...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 135 Figure 7-36. MAC Address Table – MAC address window The second selection on the Browse Address Table menu in the window on the left is MAC Address. This allows you to display a table containing MAC addresses, VLANs, ports, an...

24-port NWay Ethernet Switch User’s Guide 136 Web-Based Network Management Figure 7-37. MAC Address Table – Port window The third selection on the Browse Address Table menu in the window on the left is Port. This allows you to display a table containing MAC addresses, VLANs, ports, and respective le...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 137 Figure 7-38. MAC Address Table – VLAN window The fourth selection on the Browse Address Table menu in the window on the left is VLAN. This allows you to display a table containing MAC addresses, VLANs, ports, and respective l...

24-port NWay Ethernet Switch User’s Guide 138 Web-Based Network Management Browse IGMP Status Figure 7-39. Browse IGMP Status window This window allows you to display Multicast Group , MAC Address , Queries (TX) , Queries (RX) , Reports , and Ports for IGMP Snooping in a table format.

24-port NWay Ethernet Switch User’s Guide 140 Web-Based Network Management Browse GMRP Status Figure 7-41. GMRP Status window This window offers various pieces of information pertaining to GMRP status.

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 141 Switch History Figure 7-42. Switch Trap Logs window The Switch can record event information in its own logs, to designated SNMP trap receiving stations, and to the PC connected to the console manager. Clicking the Next Page h...

24-port NWay Ethernet Switch User’s Guide 142 Web-Based Network Management Reboot Switch Figure 7-43. Reboot the Switch window To perform a reboot of the Switch, which resets the system, click the Reboot Now button.

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 143 Reset to Factory Default Figure 7-44. Reset to Factory Default window A remote reset returns the Switch to the initial parameters set at the factory. Click the Reset to Factory Default to reset the Switch.

24-port NWay Ethernet Switch User’s Guide 144 Web-Based Network Management Update Firmware Figure 7-45. Update Firmware window To update firmware, fill in the requested information above and then click the Apply button. The information is described as follows: ♦ Software Update Mode is Set to either...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 145 Change Configuration File Figure 7-46. Change Configuration File window To change a configuration file, fill the fields in above and then click Apply . The information is described as follows: ♦ Software Update Mode is Set to...

24-port NWay Ethernet Switch User’s Guide 146 Web-Based Network Management Save Settings to TFTP Server Figure 7-47. Save Settings to TFTP Server window To save settings to a file on your TFTP server, fill the fields in above and then click Upload now . The information is described as follows: ♦ TFT...

24-port NWay Ethernet Switch User’s Guide Web-Based Network Management 147 Upload Log File Figure 7-48. Upload Log File window To save a log file to your TFTP server, fill the fields in above and then click Upload now . The information is described as follows: ♦ TFTP Server Address is The IP address...

24-port NWay Ethernet Switch User’s Guide 148 Web-Based Network Management Save Changes Figure 7-49. Save Changes window To save all the changes made in the current session to the Switch’s flash memory, click the Save Changes Now button. Help Click this button to access the online help files for the...

24-port NWay Ethernet Switch User’s Guide Technical Specifications 149 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/LX Gigabit Ethernet IEEE 802.3ab 1000BASE-T Gigabit Ethernet ANSI/IEEE Std 802.3 NWay Auto-...

24-port NWay Ethernet Switch User’s Guide 150 Technical Specifications General Network Cables: 10BASE-T: 100BASE-TX: 100BASE-FX: 1000BASE-SX: 1000BASE-LX: 1000BASE-T: 2-pair UTP Cat. 3, 4, 5 (100m max.) EIA/TIA- 568 100-ohm STP (100 m max.) 2-pair UTP Cat. 5 (100m max.) EIA/TIA-568 100-ohm STP (100m...

24-port NWay Ethernet Switch User’s Guide Technical Specifications 151 Physical and Environmental EMI: FCC Class A, CE Class A, VCCI Class A, BSMI Class A, C-Tick Class A Safety: UL, CSA, TUV/GS Performance Transmission Method: Store-and-forward RAM Buffer: 12 MB per device Filtering Address Table: ...

24-port NWay Ethernet Switch User’s Guide 152 RJ-45 Pin Specification B RJ-45 P I N S PECIFICATION When connecting the DES-3225G Series Switch to another switch, bridge, or hub, a modified crossover cable is necessary. Please review these products for matching cable pin assignment. The following dia...

24-port NWay Ethernet Switch User’s Guide RJ-45 Pin Specification 153 RJ-45 Connector pin assignment Contact Media Direct Interface Signal 1 Tx + (transmit) 2 Tx - (transmit) 3 Rx + (receive) 4 Not used 5 Not used 6 Rx - (receive) 7 Not used 8 Not used Table B-1. The standard Category 3 cable, RJ-45...

24-port NWay Ethernet Switch User’s Guide 154 Sample Configuration File C S AMPLE C ONFIGURATION F ILE This Appendix provides a sample configuration file that can be used with the Update Firmware and Configuration Files screen in the console program. The configuration file is a simple text file that...

24-port NWay Ethernet Switch User’s Guide Sample Configuration File 155 If both the Firmware Update and Use Config File options are enabled on the Update Firmware and Configuration Files screen, the Firmware Update command will take precedence and only the firmware file will be uploaded to the Switc...

24-port NWay Ethernet Switch User’s Guide 156 Runtime Switch Software Default Settings D R UNTIME S WITCH S OFTWARE D EFAULT S ETTINGS Load Mode Ethernet Configuration update Disable Firmware update Disable Out-of-band baud rate 9600 RS232 mode Console IP address 0.0.0.0 Subnet mask 0.0.0.0 Default ...

24-port NWay Ethernet Switch User’s Guide I NDEX 10BASE-T Device.....................................................................1364.................................................................................................8965-127 ............................................................

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