D-Link DES-3326 Uživatelská příručka

DES-3326 24-Port Fast Ethernet Plus 2-Port Gigabit Module Layer 3 Switch User’s Guide Second Edition (July 2002) 651ES3326025 Printed In

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 1 INTRODUCTION This section describes the Layer 3 functionality and Layer 2 and Layer 3 features of

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-15. Remote Management Setup menu Management stations are computers on the network that

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Configure Ports Highlight Configure Ports from the Main Menu and press Enter: Figure 6-17. Conf

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Parameter Description View Ports: <1 to 12 > Toggl

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-18. Serial Port Settings screen Toggle the Serial port setting field to select either

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide apply when the port is used for the console port. Available speeds are 2400, 9600, 19200 and 38400

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-19. Switch Settings menu Highlight Switch Operation Mode on the Switch Settings menu a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-21. Change Mode Confirmation screen Type y and press Enter. The switch will then save

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-23. Main Menu – Layer 3 IP Routing Mode This is the Main Menu when the switch is in Lay

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Select switch operation mode field can be toggled between Layer 2 Only, Support IEEE802.1Q VLAN

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide between 10 and 1,000,000 seconds. <Disabled> Allows you to set IGMP snooping globally on th

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Functions of a Layer 3 Switch Traditional routers, once the core components of large networks,

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-27. Layer 3 IP Routing Protocol Settings screen The following fields can then be set:

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Serial Port Settings Serial Port Settings Utilities Utilities Upgrade Firmware from TFTP Serve

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Setup IEEE 802.1Q Multicasting Forwarding Setup IP Multicasting Multicast Inte

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The VLAN menu adds an entry to edit the VLAN definitions and to configure the port settings for IEE

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide of the VLAN. Egress Member Ports are ports that will be transmitting traffic for the VLAN. These p

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In the following example screen, the VLAN “evilJulius” - VID# 2 – has been added. Ports 1, 2, 12,

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-32. Configure 802.1Q Port Settings screen The following fields can be set: P

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To configure a port’s 802.1Q VLAN settings: Highlight the Configure Port from [ ] to [ ] field and

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To delete an entire VLAN, toggle the Action field to Delete, enter either the VID or the VLAN Name

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Table 6-3. VLAN Example – Assigned Ports In this case, 6 IP interfaces are required, so a CIDR n

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Store and forward switching scheme. • Full and half-duplex for both 10Mbps and 100Mbps connecti

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-36. Setup Layer 3 – IP Networking menu Highlight Setup IP Interface and press Enter.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Action

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Setup Routing Information Protocol (RIP) If an IP Interface is created while RIP is enabled, the TX

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface name: [

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide This screen allows the entry of a 16-character Message Digest (version 5 − MD5) key that can be use

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-43. Setup RIP screen The following fields can be set: Parameter D

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Setup OSPF Highlight Setup OSPF from the Setup Layer 3 - IP Networking menu and press Enter to acce

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description OSPF Router ID:[

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Action:<Add/Modify

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface Name:[Syste

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Hardware-based Layer 3 IP switching. • IP packet forwarding rate of 6.6 Mpps. • 2K active IP a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Virtual Interface Configuration Virtual Interfaces are used by OSPF to link areas that do not have

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Status Displays the current status (UP or DOWN) of the corresponding OSPF Virtual Interface. Area

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Advertisement: <Yes> This field can be toggled between Yes and No using the space bar. It

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide applies only when the destination field is OSPF. Metric:[ ] Allows the entry of an OSPF interfac

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To configure IGMP Snooping: Toggle the Switch IGMP Snooping field to Enabled. Toggle the Querier St

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-52. Setup IEEE 802.1Q Multicast Forwarding screen When the switch is in Layer 2 operat

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Static Router Port Settings A static router port is a port that has a multicast router attached to

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Layer 3 Multicasting When the switch is in IP Routing mode, several functions supporting IP multica

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide . Figure 6-56. Multicast Interface Configuration screen This menu allows the assignment of a mu

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IGMP Interface Configuration Figure 6-57. IGMP Interface Configuration screen This menu allows

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide  802.1p MIB (RFC 2674).  RIP MIB v2 (RFC 1724). • Supports Web-based management. • TFTP suppo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide name entered above. DVMRP To configure DVMRP for an IP interface, highlight DVMRP Interface Config

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface N

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Protocol Independent Multicast – Dense Mode (PIM-DM) protocol should be used in networks with a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-60. Mirroring Menu To select the target port, highlight Target Port Selection and pres

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-62. Setup Port Mirroring screen Up to 25 entries can be made to the port mirroring tab

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-63. Setup MAC Address Priority screen The following fields can be set: Par

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Filtering Layer 2 Filtering To enter a MAC address into the filtering table, highlight Filtering

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Action:<Add/Modi

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-67. Setup IP Address Filtering screen The following fields can be set: P

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-68. Forwarding Menu – Layer 2 Highlight MAC Address Forwarding from the Forwarding Men

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 2 UNPACKING AND SETUP This chapter provides unpacking and setup information for the Switch. Unpacki

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide above resides. IP Forwarding Static/Default Routes With the switch in Layer 3 Operation mode, entri

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Static ARP To make a static ARP entry, highlight Static ARP from the Forwarding Menu and press Ente

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-72. Configure Spanning Tree - Global The Spanning Tree Protocol (STP) operates on two

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Hello Time cannot be longer than the Max. Age. Otherwise, a configuration error will occur. Obs

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In addition to setting Spanning Tree parameters for use on the switch level, the DES-3326 allows fo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-75. Link Aggregation screen Link aggregation allows several ports to be grouped togeth

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Group ID:[1] This field can b

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Default Desc

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Create Spanning Tree Groups The DES-3326 switch allows you to configure Spanning Tree Groups that c

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-78. Port Spanning Tree Settings screen The following fields can be set: Param

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 2-1. Installing rubber feet for desktop installation Rack Installation The DES-3326 c

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-79. Switch Utilities menu Trivial File Transfer Protocol (TFTP) services allow the swi

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Highlight START and press Enter to initiate the file transfer. Use Configuration File on TFTP Serve

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Save History Log to TFTP Server To save a History Log on a TFTP server, highlight Save History Log

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide BOOTP/DHCP Relay To enter the IP addresses of BOOTP or DHCP servers (for the BOOTP/DHCP Relay servi

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To configure the BOOTP/DHCP Relay interface, highlight BOOTP/DHCP Relay Interface Configuration fro

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-87. DNS Relay screen The following fields can be set: Parameter D

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-88. DNS Relay – Static table configuration screen The following fields can be set:

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Network Monitoring The DES-3326 provides extensive network monitoring capabilities that can be view

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Port Utilization The Port Utilization screen shows the number of packets transmitted and received

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Port Error Packets The Packet Error Statistic screen displays the packet errors that the switch can

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Power on The DES-3326 switch can be used with AC power supply 100-240 VAC, 50 - 60 Hz. The power sw

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Parameter Description Interval:<2 sec> The interval (in seconds) that the t

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To view an analysis of packets received or transmitted by a port: Highlight Port Packet Analysis on

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Browse MAC Address This allows the switch’s dynamic MAC address forwarding table to be viewed. When

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-94. GVRP Status screen GMRP The Group Multicast Registration Protocol (GMRP) Status sc

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-96. Browse Router Port screen The Jump to VID field allows the entry of any VLAN ID (VI

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Switch History This allows the Switch History Log to be viewed. The switch records all traps, in se

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-99. Network Monitoring Menu – Layer 3 Browse IP Address To view the IP address forwar

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-101. Browse Routing Table screen To display a particular Destination IP address, enter

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-102. Browse ARP Table screen To display a particular IP interface or an IP address, en

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-104. Monitor LSDB Table screen The following fields are displayed: Parameter

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 3 IDENTIFYING EXTERNAL COMPONENTS This chapter describes the front panel, rear panel, optional plug

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide OSPF External LSDB Table The external OSPF Link State Database (LSDB) table can be viewed by highli

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IP Multicast Forwarding Table To view the IP multicast forwarding table: Highlight IP Multicast For

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To display a particular multicast group, enter either the IP address in the Jump to Interface Name

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Highlight one of the two Load Factory Default Configuration entries and press Enter. A confirmation

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-111. System Reboot Confirmation screen To reboot the switch, in the mode entered above

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 7 WEB-BASED NETWORK MANAGEMENT Introduction The DES-3326 offers an embedded Web-based (HTML) interf

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 2. Develop an IP addressing scheme. This involves allocating a block of IP addresses to each netwo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IP address. It should be noted that the switch regards a VLAN with an IP network address and corres

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Click New to add a user. Figure 7-3. User Accounts Control Table – Add window 1. Enter the ne

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Saving Changes The DES-3326 has two levels of memory; normal RAM and non-volatile or NV-RAM. Config

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide ♦ The AC power connector is a standard three-pronged connector that supports the power cord. Plug-

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide USING WEB-BASED MANAGEMENT Setting Up Web Management Before running Web-based management, some basi

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Setting the Administrator Password Management access to the switch is restricted based on the admin

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-7. Password dialog box 1. Use the User Name, and Password previously entered in the Se

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Area Function 1 Al

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Link Menus Configuration IP Address Switch Information Configure Port Switch Setti

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following table shows the relationship between the links and the configuration menus when the s

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Filtering MAC Filtering MAC Address Filtering IP Filtering IP Address Filtering BOOT

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Switch Information Click the Switch Information link in the Configuration menu. Figure 7-9.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-10. IP Address window The switch’s factory default IP address is 10.90.90.90 with a su

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Get IP From: <Manual> options are: Parameter Description BOOTP The

Wichtige Sicherheitshinweise 1. Bitte lesen Sie sich diese Hinweise sorgfältig durch. 2. Heben Sie diese Anleitung für den spätern Gebrauch auf. 3

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 1000BASE-SX Fiber Module Figure 3-6. 1000BASE-SX two-port module ♦ Front-panel module. ♦ Con

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide SNMP Settings Some settings must be entered to allow the switch to be managed from an SNMP-based Ne

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Status field can be toggled between Enabled and Disabled to enable or disable the receipt of SN

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description State <Enabled&g

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-14. Serial Port Settings window Use the Select Protocol pull-down menu to select eithe

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide the Switch is restarted. Applies only when the serial port is being used for out-of-band (SLIP) man

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-15. Switch Operation Mode window Use the Restart Mode pull-down menu to select one of t

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide <Disabled> dictate, globally, the switch’s reaction to Broadcast storms and/or Multicast stor

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide switch. PIM-DM state <Disabled> Allows the Protocol Independent Multicast − Dense Mode (PIM-D

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Advanced Setup Changing switch operation mode setting changes some of the menus and configuration o

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-20. 802.1Q Static VLANs Entry Settings – Edit window The following fields can then be

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide GBIC Two-Port Module Figure 3-8. GBIC two-port module ♦ Front-panel module. ♦ Connects to GBI

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide If the port is attached to a device that is not IEEE 802.1Q VLAN compliant (VLAN-tag unaware), then

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Go to the Configuration menu, select VLANs, choose 802.1Q Port Settings, and then click Port Ingres

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following field can be set: Parameter Description GVRP <Disabled> The

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide An example is presented below: VLAN Name VID Switch Ports System (default) 1 5, 6, 7, 8, 21,

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-25. Setup IP Interface window To setup an new IP interface, click the New icon: Figu

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Subnet Name This field allo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-29. Setup RIP window To edit a RIP configuration, click the Hand icon. Figure 7-30.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide OSPF MD5 Key Table Configuration The MD5 Key Table Configuration menu allows the entry of a 16-char

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following parameters can be set or are displayed: Parameter Description OSPF R

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set or are displayed: Parameter Description Area ID A

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 4 CONNECTING THE SWITCH This chapter describes how to connect the DES 3326 to your Fast Ethernet ne

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface Name Allows

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-35. Virtual Interface Configuration window The following fields can be set or are disp

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-36. OSPF Area Aggregation Configuration window The following fields can be set or are

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-37. Route Redistribution Settings window The following fields can be set or are displa

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Open the Configuration menu, select Multicasting, and click IGMP Snooping Settings: Figure 7-38.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Click the IEEE802.1Q Multicast Forwarding link on the Multicasting menu: Figure 7-39. Setup IEE

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide coming from the router to be propagated through the network, as well as allowing multicast messages

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Layer 3 Multicasting When the switch is in IP Routing mode, several functions supporting IP multica

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IGMP Settings Figure 7-43. IGMP Interface Setup window This menu allows the configuration o

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide DVMRP Settings To configure DVMRP for an IP interface: Click the DVMRP Settings link on the IP Mult

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide ♦ A 10BASE-T hub or switch can be connected to the Switch via a two-pair Category 3, 4 or 5 UTP/ST

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface Name<System&g

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Protocol Independent Multicast – Dense Mode (PIM-DM) protocol should be used in networks with a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-46. Target Port Selection window The target port is the port where information will be

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Priority To configure a forwarding priority for a given MAC address: Click the Priority link on the

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Filtering Layer 2 Filtering To enter a MAC address into the filtering table: Select Filtering on t

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-50. Filter Address Setup window The following fields can be set: Paramete

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-51. Setup Static Unicast MAC Forwarding window The following fields can be set:

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-53. Static/Default Routes – Add window The following fields can be set: Pa

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Interface Name The name of

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set: Parameter Description Spanning Tree Protocol &l

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 5 SWITCH MANAGEMENT AND OPERATING CONCEPTS This chapter discusses many of the concepts and features

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To add a new spanning tree group, click the New icon: Figure 7-58. STP Group Settings − Add win

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide An STP Group spanning tree works in the same way as the switch-level spanning tree, but the root br

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide aggregation group may not cross an 8-port boundary, starting with port 1 (a group may not contain p

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Update Firmware from Server To update the switch’s firmware: Select Upgrade Firmware from Server on

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Save Settings To Server To upload a settings file to the TFTP server: Click the Save Settings To Se

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-66. BOOTP/DHCP Relay window The following fields can be set: Parameter

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide servers reside on. BOOTP/DHCP Server <0.0.0.0> Allows the entry of IP addresses for up to fou

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide To make a static DNS table entry: Click the Static Setup link on the DNS Relay menu: Figure 7-6

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Port Packet Analysis Address Table • Browse MAC Address Sequentially (view the MAC address forw

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following field can be set: Parameter Description Update Interval <Suspend&

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Flow Control None Make sure the terminal or PC you are using to make this connection is con

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields from above are described in more detail: Parameter De

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide transmission failed due to excessive collisions. Single Coll. Single Collision Frames. The number o

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields from above are described in more detail: Parameter Desc

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-73. Browse Address Table – sequential window GVRP This allows the GVRP status for each

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-75. GMRP Status window Browse Router Port This displays which of the switch’s ports ar

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-77. IGMP Snooping Table window Switch History This allows the Switch History Log to be

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following items are added to the Network Monitoring menu when the switch is in Layer 3 (IP Rout

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields are displayed: Parameter Description Destination Address IP

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-81. Default IP Address window OSPF Link State Database Table The switch maintains two

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The following fields can be set or are displayed: Parameter Description Area ID Displ

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In addition, you can also set an IP Address for a gateway router. This becomes necessary when the n

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 7-83. OSPF External LSDB Table window The following fields can be set or are displayed:

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IGMP Group Table To view the IGMP Group table: Click the IGMP Group Table link: Figure 7-85. IG

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide A TECHNICAL SPECIFICATIONS General Standards: IEEE 802.3 10BASE-T Ethernet IEEE 802.3u 100BASE-TX

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Physical and Environmental AC inputs: 100 - 240 VAC, 50/60 Hz (internal universal power supply)

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide B SAMPLE CONFIGURATION FILE This Appendix provides a sample configuration file that can be used wit

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Notes about the Configuration File: This configuration file can only contain 4 settings: Code_type,

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide C RUNTIME SWITCHING SOFTWARE DEFAULT SETTINGS Load Mode Ethernet Switch Operation Mode Layer 2 Co

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide D UNDERSTANDING AND TROUBLESHOOTING THE SPANNING TREE PROTOCOL When the spanning-tree algorithm det

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Listening State The listening state is the first transition for a port from the blocking state. L

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Learning State A port in the learning state prepares to participate in frame forwarding. The port

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide SNMP The Simple Network Management Protocol (SNMP) is an OSI layer 7 (the application layer) proto

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Forwarding State A port in the forwarding state forwards packets. The port enters the forwarding s

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Disabled State A port in the disabled state does not participate in frame forwarding or STP. A por

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Troubleshooting STP Spanning Tree Protocol Failure A failure in the STA generally leads to a bridg

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In this example, B has been elected as the designated bridge and port 2 on C is in the blocking st

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In the above example, port 1 on B is configured as a full-duplex port and port 1 on A is either co

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide state. If the failure exists at boot, STP will not converge and rebooting the bridges will have no

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Although the STP can elect a root bridge, a well-designed network will have an identifiable root fo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide In this example, the VLAN definitions are extended to switches A and B. This gives only a single b

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Using layer 3 switches and IP routing eliminates the need for STP port blocking because the packet

E BRIEF REVIEW OF BITWISE LOGICAL OPERATIONS AND The logical AND operation compares 2 bits and if they are both “1”, then the result is “1”, othe

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Authentication Failure This trap signifies that someone has tried to logon to the switch using

INDEX 1 1000BASE-SX Gigabit Module...21 100BASE-FX Fiber (MTRJ Type) Module ...20 100BASE-FX Fiber

N Network Classes Class A, B, C for Subnet Mask...97, 196 NV-RAM ...

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DES-3326 Layer 3 Fast Ethernet Switch User’s Guide transmitted to all ports, are transmitted to the destination port only. Example: if Port 1 receives

WARRANTIES EXCLUSIVE IF THE D-LINK PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE, THE CUSTOMER'S SOLE REMEDY SHALL BE, AT D-LINK'S OPTION, RE

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide another can be filtered from the network. The entry may specified as a source, a destination, or bo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide BPDU that may return the port to the blocking state. Table 5-1. STP Parameters – Switch Level Th

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • A designated switch is selected. This is the switch closest to the root switch through which pac

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • From forwarding to disabled • From disabled to blocking Figure 5-3. STP Port State Transiti

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide User-Changeable STA Parameters The factory default setting should cover the majority of installatio

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-4. Before Applying the STA Rules In this example, only the default STP values are used

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide designated as the master port of the group. Since all members of the link aggregation group must be

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide VLANs A VLAN is a collection of end nodes grouped by logic rather than physical location. End nodes

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Egress rules – determines if the packet must be sent tagged or untagged. Figure 5-8. IEEE 80

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The EtherType and VLAN ID are inserted after the MAC source address, but before the original EtherT

D-Link Offices for Registration and Warranty Service The product's Registration Card, provided at the back of this manual, must be sent to a D-L

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide not? If the transmitting port is connected to a tag-unaware device, the packet should be untagged.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Layer 3-Based VLANs Layer 3-based VLANs use network-layer addresses (subnet address for TCP/IP) to

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide address easier to read. A computer sees an IP address not as four decimal numbers, but as a long st

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Class D addresses are reserved for multicasting. Class E Addresses are reserved for future use. T

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide This example uses an 11-bit subnet mask. (There are 3 additional bits added to the default Class A

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide # of Bits Subnet Mask CIDR Notation # of Subnets # of Hosts Total Hosts 2 255.255.192 /18 2 163

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide VLAN Name VID Network Address IP Address System (default) 1 10.32.0.0 10.32.0.1 Engineering

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Protocol Layering The Internet Protocol (IP) divides the tasks necessary to route and forward packe

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-12. The Protocol Stack Between two protocol stacks, members of the same layer are known

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Layer 3 Commonly referred to as the routing layer, this layer provides logical partitioning of netw

FCC Warning This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. T

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Because these functions are required by a large number of applications, they are grouped into a sin

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-13. TCP Packet Header When packets have been successfully received, TCP sends an ackno

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-14. IP Packet Header The flags and fragment offset are used to keep track of packets th

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide When a packet is received, the headers are removed. The Ethernet Network Interface Card (NIC) remov

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide to determine the remote computer’s address before a connection can be made. A designated computer

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Domain Name Resolution The domain name system can be used by contacting the name servers one at a t

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide For IP to work, the local system must be attached to a network. It is safe to assume that any syste

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide ARP The Address Resolution Protocol (ARP) determines the MAC address and IP address correspondence

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 224.0.0.2 All Routers on this subnet 224.0.0.3 Unassigned 224.0.0.4 DVMRP Routers 224.0.0.5 OSPF IG

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide IGMP Versions 1 and 2 Users that want to receive multicast packets need to be able to join and leav

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The transition states a host will go through to join or leave a multicast group are shown in the di

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide packet on all links except the one on which it was received. This guarantees that all routers in th

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Multicast Routing Protocols This section contains an overview of two multicast routing protocols –

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Every 30 seconds, a router running RIP broadcasts a routing update containing a set of pairs of net

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-20. RIP v.1 Message Format 64

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The COMMAND field specifies an operation according the following table: Command Meaning 1 Request f

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 5-21. RIP Message Format RIP version 2 also adds a 16-bit route tag that is retained and

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Link-State Algorithm An OSPF router uses a link-state algorithm to build a shortest path tree t

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 192.128.11.0128.213.0.0222.211.10.0Router ARouter BRouter CRouter D Figure 5-22. Constructing a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Router ARouter BRouter C128.213.0.0192.213.11.0222.211.10.001010510 Figure 5-24. Constructing a

Table of Contents Introduction...

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Summary Link-State Updates – issued by Border Routers and describe links to networks outside the

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The backbone is at the center of all other areas − all areas of the network have a physical (or vir

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide • Stub Area Flag − any two routers also have to have the same stub area flag in their Hello packet

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Adjacencies on Point-to-Point Interfaces OSPF Routers that are linked using point-to-point interfac

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Field Description Version No. The OSPF version number Type The OSPF packet type. The

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The format of the Hello packet is shown below: Hello Packet1Packet LengthRouter IDArea IDVersion N

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Table 5-14. Hello Packet The Database Description Packet Database Description packets are OSPF

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Link-State Request Packet Link-State Request packets are OSPF packet type 3. After exchanging D

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Version No.Packet LengthRouter IDArea IDAuthentication TypeAuthenticationAuthenticationChecksumLink

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Each acknowledged link-state advertisement is described by its link-state advertisement header. It

Internet Protocols ...46 Pac

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Field Description Link State Age The time is seconds since the link state advertisement

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Link-State AgeOptions Link-State TypeLink-State IDAdvertising RouterLink-State Sequence NumberLink-

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide network’s IP address mask. For other link types the Link Data specifies the router’s associated IP

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Field Description TOS IP Type of Service that this metric refers to. Metric The co

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Summary Link Advertisements Summary link advertisements are Type 3 and 4 link state advertisements.

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Table 5-21. Summary Link Advertisement Autonomous Systems External Link Advertisements Autonomou

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide External Route Tag A 32-bit field attached to each external route. This is not used by the OSPF pr

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 6 CONFIGURING THE SWITCH USING THE CONSOLE INTERFACE The DES-3326 supports a console management int

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide function as a layer 2 VLAN and would require an external router to connect to the rest of the netwo

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Connecting to the Switch The console interface is used by connecting the Switch to a VT100-compatib

Runtime Switching Software Default Settings...266 Understanding and T

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-1. Initial Console screen The factory default Username is “admin”, there is no factory

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Figure 6-3. Main Menu Figure 6-4. Setup User Accounts Menu User Accounts Management From the Ma

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Root, User+ and Normal User Privileges There are three levels of user privileges: Root and User+, a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Saving Changes Selecting APPLY from a console menu makes the configuration effective for the curren

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Loading Factory Defaults Loading the factory defaults returns the switch’s configuration to the fac

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide 3. The Main Menu screen will be displayed based on your access level or privilege. Updating or De

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Highlight Setup User Accounts from the Main Menu. The current user accounts can be read from follow

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Setting Up The Switch Basic Setup This section will help prepare the Switch user by describing the

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide Remote Management Setup Configuring the Switch’s IP Address The BOOTP and DHCP Server options for a

DES-3326 Layer 3 Fast Ethernet Switch User’s Guide The Get IP From options are: • BOOTP – The switch will send out a BOOTP broadcast request when it