Page 6 - ii
L IMITED W ARRANTY ii REPLACEMENT OF THE PRODUCT IN QUESTION, AT SMC’S OPTION. THE FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL OTHER WARRANTIES OR CONDITIONS, EXPRESS OR IMPLIED, EITHER IN FACT OR BY OPERATION OF LAW, STATUTORY OR OTHERWISE, INCLUDING WARRANTIES OR CONDITI...
Page 7 - iii; ABLE
iii T ABLE OF C ONTENTS 1 Switch Management . . . . . . . . . . . . . . . . . . . . . . 1-1 Configuration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1Required Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Console Port (Out-of-Band) Connections...
Page 8 - iv
T ABLE OF C ONTENTS iv Displaying the Spanning Tree Bridge State . . . . . . 2-35Displaying the Spanning Tree Port State . . . . . . . . 2-37 Using a Mirror Port for Analysis . . . . . . . . . . . . . . . . . 2-39Configuring Port Trunks . . . . . . . . . . . . . . . . . . . . . . 2-40IGMP Multicast ...
Page 11 - vii; Glossary
T ABLE OF C ONTENTS vii Console Port to 25-Pin DTE Port on PC . . . . . . . . . . . . . B-3 Glossary Index
Page 12 - viii
Page 13 - Configuration Options
1-1 C HAPTER 1 S WITCH M ANAGEMENT Configuration Options For advanced management capability, the TigerSwitch 1000 management agent provides a menu-driven system configuration program. This program can be accessed by a direct or modem connection to the serial port on the front panel (out-of-band), or...
Page 14 - Required Connections
S WITCH M ANAGEMENT 1-2 Required Connections Console Port (Out-of-Band) Connections Attach a VT100 compatible terminal or a PC running a terminal emulation program to the serial port on the switch’s front panel. Use the null-modem cable provided with this package, or use a null modem connection that...
Page 15 - Remote Management via the Console Port; Configure the Switch Site; Configure the Remote Site
S WITCH M ANAGEMENT 1-3 Remote Management via the Console Port Configure the Switch Site Connect the switch’s DB9 serial port to the modem’s serial port using standard cabling. For most modems which use a 25-pin port, you will have to provide an RS-232 cable with a 9-pin connector on one end and a 2...
Page 18 - Main Menu
C ONSOLE I NTER FACE 2-2 Note: You are allowed three attempts to enter the correct password; on the third failed attempt the current connection is terminated. Main Menu The Main Menu is the first screen seen after successfully logging into the system. SMC TigerSwitch 1000 Local Management -- SMC8606...
Page 22 - System and Switch Information
C ONSOLE I NTER FACE 2-6 System and Switch Information Use the “About this product” menu to display a basic description of the switch, including contact information, and hardware/firmware versions. SMC TigerSwitch 1000 Local Management -- SMC8606T < About this product > System Information Swit...
Page 23 - Displaying System Information
C ONSOLE I NTER FACE 2-7 Displaying System Information Use the System Information screen to display descriptive information about the switch, or for quick system identification as shown in the following figure and table. SMC TigerSwitch 1000 Local Management -- SMC8606T < System Information > ...
Page 24 - Displaying Switch Version
C ONSOLE I NTER FACE 2-8 Displaying Switch Version Use the Switch Information screen to display hardware/firmware version numbers for the switch, as well as the power status of the system. SMC TigerSwitch 1000 Local Management -- SMC8606T < Switch Information > Main Board Hardware Version : V1...
Page 25 - Management Setup Menu
C ONSOLE I NTER FACE 2-9 Management Setup Menu After initially logging onto the system, adjust the communication parameters for your console to ensure a reliable connection (Serial Port Configuration). Specify the IP addresses for the switch (Network Configuration / IP Configuration), and then set t...
Page 27 - Changing the Network Configuration
C ONSOLE I NTER FACE 2-11 Changing the Network Configuration Use the Network Configuration menu to set the bootup option, configure the switch’s Internet Protocol (IP) parameters, enable the on-board Web server, or to set the number of concurrent Telnet sessions allowed. The screen shown below is de...
Page 28 - IP Configuration
C ONSOLE I NTER FACE 2-12 IP Configuration Use the IP Configuration screen to set the bootup option, or configure the switch’s IP parameters. The screen shown below is described in the following table. SMC TigerSwitch 1000 Local Management -- SMC8606T < IP Configuration > Interface Type : Ethe...
Page 31 - HTTP Configuration
C ONSOLE I NTER FACE 2-15 HTTP Configuration Use the HTTP Configuration screen to enable/disable the on-board Web server, and to specify the TCP port that will provide HTTP service. The screen shown below is described in the following table. SMC TigerSwitch 1000 Local Management -- SMC8606T < HTT...
Page 32 - Configuring the Serial Port
C ONSOLE I NTER FACE 2-16 Configuring the Serial Port You can access the on-board configuration program by attaching a VT100 compatible device to the switch’s serial port. (For more information on connecting to this port, see “Required Connections” on page 1-2.) The communication parameters for this...
Page 34 - Assigning SNMP Parameters
C ONSOLE I NTER FACE 2-18 Assigning SNMP Parameters Use the SNMP Configuration screen to display and modify parameters for the Simple Network Management Protocol (SNMP). The switch includes an SNMP agent which monitors the status of its hardware, as well as the traffic passing through its ports. A c...
Page 35 - Configuring Community Names
C ONSOLE I NTER FACE 2-19 Configuring Community Names The following figure and table describe how to configure the community strings authorized for management access. Up to 5 community names may be entered. Note: The default community string is “public” with Read Only access. SMC TigerSwitch 1000 Lo...
Page 36 - Configuring IP Trap Managers
C ONSOLE I NTER FACE 2-20 Configuring IP Trap Managers The following figure and table describe how to specify management stations that will receive authentication failure messages or other trap messages from the switch. Up to 5 trap managers may be entered. SMC TigerSwitch 1000 Local Management -- S...
Page 37 - Console Login Configuration
C ONSOLE I NTER FACE 2-21 Console Login Configuration Use the Management Setup: Console Login Configuration to restrict management access based on specified user names and passwords, or to set the invalid password threshold and timeout. There are only two user types defined, ADMIN (Administrator) an...
Page 39 - Downloading System Software; Using TFTP Protocol to Download Over the Network
C ONSOLE I NTER FACE 2-23 Downloading System Software Using TFTP Protocol to Download Over the Network Use the TFTP Download menu to load software updates into the switch. The download file should be an SMC8606T binary file from SMC; otherwise the switch will not accept it. The success of the downlo...
Page 40 - Saving the System Configuration
C ONSOLE I NTER FACE 2-24 Saving the System Configuration Use the Configuration Save & Restore menu to save the switch configuration settings to a file on a TFTP server. The file can be later downloaded to the switch to restore the switch’s settings. The success of the operation depends on the a...
Page 43 - Configuring the Switch
C ONSOLE I NTER FACE 2-27 Configuring the Switch The Switch Configuration Menu is used to control a broad range of functions, including port configuration, Spanning Tree support for redundant switches, port mirroring, multicast filtering, and Virtual LANs. Each of the setup screens provided by these...
Page 45 - Configuring Port Parameters
C ONSOLE I NTER FACE 2-29 Configuring Port Parameters Use the Port Configuration menus to set or display communication parameters for any port on the switch. SMC TigerSwitch 1000 Local Management -- SMC8606T < Port Configuration > Flow Control mode of all ports : [Enable] [Disable] Port Type A...
Page 47 - Viewing the Current Port Configuration
C ONSOLE I NTER FACE 2-31 Viewing the Current Port Configuration The Port State screen displays the port type, status, link state, and flow control in use, as well as the communication speed and duplex mode. To change any of the port settings, use the Port Configuration menu. SMC TigerSwitch 1000 Lo...
Page 49 - Using the Spanning Tree Algorithm
C ONSOLE I NTER FACE 2-33 Using the Spanning Tree Algorithm The Spanning Tree Algorithm can be used to detect and disable network loops, and to provide backup links between switches, bridges or routers. This allows the switch to interact with other bridging devices (that is, an STA-compliant switch,...
Page 50 - Configuring Bridge STA
C ONSOLE I NTER FACE 2-34 Configuring Bridge STA The following figure and table describe Bridge STA configuration. SMC TigerSwitch 1000 Local Management -- SMC8606T < Spanning Tree Bridge Configuration > Spanning Tree Protocol : On Bridge Priority : 32768 Hello Time (in seconds) : 2 Max Age (i...
Page 52 - Configuring STA for Ports
C ONSOLE I NTER FACE 2-36 Configuring STA for Ports The following figure and table describe STA configuration for ports. SMC TigerSwitch 1000 Local Management -- SMC8606T < Spanning Tree Port Configuration > Fast forwarding mode of all ports : [Enable] [Disable] Port Type Priority Cost FastFor...
Page 55 - Viewing the Current Spanning Tree Information; Displaying the Spanning Tree Bridge State
C ONSOLE I NTER FACE 2-39 Viewing the Current Spanning Tree Information The Spanning Tree Information screen displays a summary of the STA information for the overall bridge or for a specific port. To make any changes to the parameters for the Spanning Tree, use the Spanning Tree Configuration menu....
Page 57 - Displaying the Spanning Tree Port State
C ONSOLE I NTER FACE 2-41 Displaying the Spanning Tree Port State The parameters shown in the following figure and table are for port STA Information. SMC TigerSwitch 1000 Local Management -- SMC8606T < Spanning Tree Port State > Port Type Status Designated Designated Designated Cost Bridge Po...
Page 60 - Using a Mirror Port for Analysis
C ONSOLE I NTER FACE 2-44 Using a Mirror Port for Analysis You can mirror traffic from any source port to a target port for real-time analysis. You can then attach a network sniffer or RMON probe to the target port and study the traffic crossing the source port in a completely unobtrusive manner. Wh...
Page 61 - Configuring Port Trunks
C ONSOLE I NTER FACE 2-45 Configuring Port Trunks Port trunks can be used to increase the bandwidth of a network connection or to ensure fault recovery. You can configure up to four trunk connections (combining 2~4 ports into a fat pipe) between any two TigerSwitch 1000 switches. However, before mak...
Page 63 - IGMP Multicast Filtering
C ONSOLE I NTER FACE 2-47 IGMP Multicast Filtering Multicasting is used to support real-time applications such as video conferencing or streaming audio. A multicast server does not have to establish a separate connection with each client. It merely broadcasts its service to the network, and any host...
Page 64 - Configuring IGMP
C ONSOLE I NTER FACE 2-48 Configuring IGMP This protocol allows a host to inform its local switch/router that it wants to receive transmissions addressed to a specific multicast group. You can use the IGMP Configuration screen to configure multicast filtering shown below: Note: The default values ar...
Page 65 - Configuring Broadcast Storm Control
C ONSOLE I NTER FACE 2-49 Configuring Broadcast Storm Control Use the Broadcast Storm Control Configuration screen to enable broadcast storm control for any port on the switch, as shown below. SMC TigerSwitch 1000 Local Management -- SMC8606T < Broadcast Storm Control Configuration > Broadcast...
Page 66 - Port Security Configuration
C ONSOLE I NTER FACE 2-50 Port Security Configuration Use the Port Security Configuration screen to enable and configure port security for the switch. Port Security allows you to configure each port with a list of MAC addresses of devices that are authorized to access the network through that port. ...
Page 68 - Configuring Bridge MIB Extensions
C ONSOLE I NTER FACE 2-52 Configuring Bridge MIB Extensions The Bridge MIB includes extensions for managed devices that support Traffic Classes, Multicast Filtering and Virtual LANs. To configure these extensions, use the Extended Bridge Configuration screen as shown below: SMC TigerSwitch 1000 Loca...
Page 70 - Configuring Traffic Classes
C ONSOLE I NTER FACE 2-54 Configuring Traffic Classes IEEE 802.1p defines up to 8 separate traffic classes. This switch supports Quality of Service (QoS) by using two priority queues, with Weighted Fair Queuing for each port. You can use the 802.1P Configuration menu to configure the default priorit...
Page 71 - Port Priority Configuration
C ONSOLE I NTER FACE 2-55 Port Priority Configuration The default priority for all ingress ports is zero. Therefore, any inbound frames that do not have priority tags will be placed in the low priority output queue. Default priority is only used to determine the output queue for the current port; no...
Page 72 - P Port Traffic Class Information
C ONSOLE I NTER FACE 2-56 802.1P Port Traffic Class Information This switch provides two priority levels with weighted fair queuing for port egress. This means that any frames with a default or user priority from 0~3 are sent to the low priority queue “0” while those from 4~7 are sent to the high pr...
Page 73 - Configuring Virtual LANs; Q VLAN Base Information
C ONSOLE I NTER FACE 2-57 Configuring Virtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 LAN groups. In conventional networks with routers, broadcast traffic is split up into separate domains. Switches do not inherently support broadcast domains...
Page 75 - Q VLAN Current Table Information
C ONSOLE I NTER FACE 2-59 802.1Q VLAN Current Table Information This screen shows the current port members of each VLAN and whether or not the port supports VLAN tagging. Ports assigned to a large VLAN group that crosses several switches should use VLAN tagging. However, if you just want to create a...
Page 76 - Q VLAN Static Table Configuration
C ONSOLE I NTER FACE 2-60 802.1Q VLAN Static Table Configuration Use this screen to create a new VLAN or modify the settings for an existing VLAN. You can add/delete port members for a VLAN, or prevent a port from being automatically added to a VLAN via the GVRP protocol. (Also, note that all ports ...
Page 80 - Q VLAN Port Configuration
C ONSOLE I NTER FACE 2-64 802.1Q VLAN Port Configuration Use this screen to configure port-specific settings for IEEE 802.1Q VLAN features. SMC TigerSwitch 1000 Local Management -- SMC8606T < 802.1Q VLAN Port Configuration > Port PVID Acceptable Ingress GVRP GVRP Failed GVRP Last Frame Type Fi...
Page 82 - Monitoring the Switch
C ONSOLE I NTER FACE 2-66 Monitoring the Switch The Network Monitor Menu provides access to port statistics, RMON statistics, IP multicast addresses, and the static (unicast) address table. Each of the screens provided by these menus is described in the following sections. SMC TigerSwitch 1000 Local...
Page 84 - Displaying Port Statistics
C ONSOLE I NTER FACE 2-68 Displaying Port Statistics Port Statistics display key statistics from the Ethernet-like MIB for each port. Error statistics on the traffic passing through each port are displayed. This information can be used to identify potential problems with the switch (such as a faulty...
Page 86 - Displaying RMON Statistics
C ONSOLE I NTER FACE 2-70 Displaying RMON Statistics Use the RMON Statistics screen to display key statistics for each port from RMON group 1. (RMON groups 2, 3 and 9 can only be accessed using SNMP management software.) The following screen displays the overall statistics on traffic passing through...
Page 89 - Displaying the Unicast Address Table
C ONSOLE I NTER FACE 2-73 Displaying the Unicast Address Table The Address Table contains the MAC addresses and VLAN identifier associated with each port (that is, the source port associated with the address and VLAN), sorted by MAC address or VLAN ID. You can search for a specific address, clear th...
Page 91 - Displaying the IP Multicast Registration Table
C ONSOLE I NTER FACE 2-75 Displaying the IP Multicast Registration Table Use the IP Multicast Registration Table to display all the multicast groups active on this switch, including multicast IP addresses and the corresponding VLAN ID. SMC TigerSwitch 1000 Local Management -- SMC8606T < IP Multic...
Page 92 - Configuring Static Unicast Addresses
C ONSOLE I NTER FACE 2-76 Configuring Static Unicast Addresses Use the Static Unicast Address Table Configuration screen to manually configure host MAC addresses in the unicast table. You can use this screen to associate a MAC address with a specific VLAN ID and switch port as shown below. SMC Tiger...
Page 94 - Resetting the System
C ONSOLE I NTER FACE 2-78 Resetting the System Select the Reset System Menu under the Main Menu to reset the switch. The reset screen includes options as shown in the following figure and table. SMC TigerSwitch 1000 Local Management -- SMC8606T < Reset System Menu > Restart Option : POST : YES...
Page 95 - Logging Off the System
C ONSOLE I NTER FACE 2-79 Logging Off the System Use the Quit Current Session command under the Main Menu to exit the configuration program and terminate communications with the switch for the current session.
Page 97 - Web-Based Configuration and Monitoring
3-1 C HAPTER 3 W EB I NTERFACE Web-Based Configuration and Monitoring In addition to the menu-driven system configuration program, this switch also provides an embedded HTTP Web agent. Using a Web browser you can configure the switch and view statistics to monitor network activity. The Web agent can...
Page 98 - Navigating the Web Browser Interface; Home Page
W EB I NTER FACE 3-2 Navigating the Web Browser Interface To access the Web-browser interface you must first enter a user name and password. The administrator has Read/Write access to all configuration parameters and statistics. The default user name for the administrator is “admin,” with no passwor...
Page 100 - Panel Display; Port State Display
W EB I NTER FACE 3-4 Panel Display The Web agent displays an image of the switch’s ports, showing port links and activity. Clicking on the image of a port displays statistics and configuration information for the port. Clicking on the image of the serial port (labeled “Mgmt”) displays the Console Co...
Page 105 - System Information
W EB I NTER FACE 3-9 System Information Use the System Information screen to display descriptive information about the switch, or for quick system identification as shown in the following figure and table. Parameter Description System Name 1 Name assigned to the switch system. IP Address 2 IP addres...
Page 106 - Switch Information; Main Board
W EB I NTER FACE 3-10 Switch Information Use the Switch Information screen to display hardware/firmware version numbers for the switch, as well as the power status of the system. Main Board Parameter Description Serial Number Serial number of the main board. Number of Ports Number of ports on the sw...
Page 109 - SNMP Configuration; SNMP Community
W EB I NTER FACE 3-13 SNMP Configuration Use the SNMP Configuration screen to display and modify parameters for the Simple Network Management Protocol (SNMP). The switch includes an SNMP agent which monitors the status of its hardware, as well as the traffic passing through its ports. A computer att...
Page 111 - Trap Managers
W EB I NTER FACE 3-15 Trap Managers The following figure and table describe how to specify management stations that will receive authentication failure messages or other trap messages from the switch. Up to 5 trap managers may be entered. Parameter Description Trap Manager Capability Up to 5 trap ma...
Page 112 - Security Configuration; Change Password
W EB I NTER FACE 3-16 Security Configuration Use the Security Configuration screen to restrict management access based on a specified password. The Administrator has write access for parameters governing the switch. You should therefore assign a password to the Administrator as soon as possible, and...
Page 113 - Firmware Upgrade Options; Web Upload Management
W EB I NTER FACE 3-17 Firmware Upgrade Options You can upgrade system firmware by performing a Web upload or a TFTP download. Note that you can also upgrade by a direct connection to the console port (see “Upgrading Firmware via the Serial Port” on page A-2). Web Upload Management Use the Web Upload...
Page 114 - TFTP Download Management
W EB I NTER FACE 3-18 TFTP Download Management Use the TFTP Download Management menu to load software updates into the switch. The download file should be an SMC8606T binary file from SMC; otherwise the switch will not accept it. The success of the download operation depends on the accessibility of ...
Page 115 - Configuration Save and Restore; Configuration Upload Management
W EB I NTER FACE 3-19 Configuration Save and Restore Use the Configure screen to save the switch configuration settings to a file on a TFTP server. The file can be later downloaded to the switch to restore the switch’s settings. The success of the operation depends on the accessibility of the TFTP s...
Page 116 - Configuration Download Management
W EB I NTER FACE 3-20 Configuration Download Management Use the Configuration Download Management to restore switch configuration settings from a file on a TFTP sever. Parameters shown on this screen are indicated in the following figure and table Parameter Description Server IP Address IP address o...
Page 117 - Address Table Configuration
W EB I NTER FACE 3-21 Address Table Configuration The Address Table contains the unicast MAC addresses and VLAN identifier associated with each port (that is, the source port associated with the address and VLAN), sorted by MAC address or VLAN. You can also clear the entire address table, or informa...
Page 119 - Spanning Tree Information; Spanning Tree
W EB I NTER FACE 3-23 STA (Spanning Tree Algorithm) The Spanning Tree Algorithm can be used to detect and disable network loops, and to provide backup links between switches, bridges or routers. This allows the switch to interact with other bridging devices (that is, STA-compliant switch, bridge or ...
Page 120 - Ports
W EB I NTER FACE 3-24 Ports The parameters shown in the following figure and table are for port STA Information (Port 1~8). Forward Delay The maximum time (in seconds) the root device will wait before changing states (i.e., listening to learning to forwarding). Root Port The number of the port on th...
Page 123 - Spanning Tree Configuration
W EB I NTER FACE 3-27 Spanning Tree Configuration The following figures and tables describe Bridge STA configuration. Switch Parameter Default Description Usage Enabled Enable this parameter to participate in an STA-compliant network. Priority 32,768 Device priority is used in selecting the root dev...
Page 124 - When the Switch Becomes Root
W EB I NTER FACE 3-28 When the Switch Becomes Root Parameter Default Description Hello Time 2 The time interval (in seconds) at which the root device transmits a configuration message. The minimum value is 1. The maximum value is the lower of 10 or [(Max. Message Age / 2) -1].
Page 126 - STA Port Configuration
W EB I NTER FACE 3-30 STA Port Configuration The following figure and table describe STA configuration for ports. Parameter Default Description Fast forwarding mode DISABLED Allows you to enable or disable fast forwarding for all ports on the switch. Priority 128 Defines the priority for the use of ...
Page 129 - Bridge Settings
W EB I NTER FACE 3-33 Bridge Settings Parameter Description Traffic Class* Multiple traffic classes are supported by this switch as indicated under Bridge Capabilities. However, you can disable this function by clearing this checkbox. GMRP* GARP Multicast Registration Protocol (GMRP) allows network ...
Page 131 - Port Traffic Class Information
W EB I NTER FACE 3-35 Port Traffic Class Information This switch provides two priority levels with weighted fair queuing for port egress. This means that any frames with a default or user priority from 0-3 are sent to the low priority queue “0” while those from 4-7 are sent to the high priority queu...
Page 132 - VLAN Basic Information
W EB I NTER FACE 3-36 Configuring Virtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 VLAN groups. In conventional networks with routers, broadcast traffic is split up into separate domains. Switches do not inherently support broadcast domains. T...
Page 133 - VLAN Current Table
W EB I NTER FACE 3-37 Note: All ports are assigned only to VLAN 1 by default. VLAN Current Table This screen shows the current port members of each VLAN and whether or not the port supports VLAN tagging. Ports assigned to a large VLAN group that crosses several switches should use VLAN tagging. Howe...
Page 134 - VLAN Static List
W EB I NTER FACE 3-38 VLAN Static List Use this screen to create or remove VLAN groups. Note: No VLANs are statically configured by default. Egress Ports Shows the ports which have been added to the displayed VLAN group. Untagged Ports Shows the untagged VLAN port members. Parameter Description Curr...
Page 135 - VLAN Static Table
W EB I NTER FACE 3-39 VLAN Static Table Use this screen to modify the settings for an existing VLAN. You can add/delete port members for a VLAN, disable or enable VLAN tagging for any port, or prevent a port from being automatically added to a VLAN via the GVRP protocol. (Note that VLAN 1 is fixed a...
Page 137 - VLAN Static Membership by Port
W EB I NTER FACE 3-41 VLAN Static Membership by Port Use the screen shown below to assign VLAN groups to the selected port. To perform detailed port configuration for a specific VLAN, use the VLAN Static Table (page 3-39). VLAN Port Configuration Use this screen to configure port-specific settings f...
Page 141 - IP Multicast Registration Table
W EB I NTER FACE 3-45 IP Multicast Registration Table Use the IP Multicast Registration Table to display all the multicast groups active on this switch, including multicast IP addresses and the corresponding VLAN ID. Parameter Description VLAN ID VLAN ID assigned to this multicast group. Multicast I...
Page 142 - Port Menus; Port Information
W EB I NTER FACE 3-46 Port Menus Port Information The Port Information screen displays the port status, link state, the communication speed and duplex mode, as well as the flow control in use. To change any of the port settings, use the Port Configuration menu. The parameters shown in the following ...
Page 144 - Port Broadcast Storm Protect Configuration
W EB I NTER FACE 3-48 Port Broadcast Storm Protect Configuration Use the Port Broadcast Storm Protect Configuration screen to configure broadcast storm control for any port on the switch Parameter Default Description Broadcast Storm Protect Mode Enabled Allows you to enable/disable broadcast storm c...
Page 146 - Using a Port Mirror for Analysis
W EB I NTER FACE 3-50 Using a Port Mirror for Analysis You can mirror traffic from any source port to a target port for real-time analysis. You can then attach a network sniffer or RMON probe to the target port and study the traffic crossing the source port in a completely unobtrusive manner. When m...
Page 147 - Port Trunk Configuration
W EB I NTER FACE 3-51 Port Trunk Configuration Port trunks can be used to increase the bandwidth of a network connection or to ensure fault recovery. You can configure up to four trunk connections (combining 2~4 ports into a fat pipe) between any two SMC8606T switches. However, before making any phy...
Page 149 - Etherlike Statistics
W EB I NTER FACE 3-53 Port Statistics Use the Port Statistics menu to display Etherlike or RMON statistics for any port on the switch. Select the required port. The statistics displayed are indicated in the following figure and table. Etherlike Statistics Etherlike Statistics display key statistics ...
Page 151 - RMON Statistics
W EB I NTER FACE 3-55 RMON Statistics RMON Statistics display key statistics for each port from RMON group 1. (RMON groups 2, 3 and 9 can only be accessed using SNMP management software.) The following screen displays overall statistics on traffic passing through each port. RMON statistics provide a...
Page 153 - Layer 2 Switching
4-1 C HAPTER 4 A DVANCED T OPICS This TigerSwitch 1000 supports Layer 2 switching and other advanced features, which are described in this chapter. Layer 2 Switching When a frame enters a port, its destination MAC address is checked in the address database to see which port leads to this destination...
Page 154 - Spanning Tree Algorithm
A DVANCED T OPICS 4-2 Spanning Tree Algorithm The Spanning Tree Algorithm (that is, the STA configuration algorithm as outlined in IEEE 802.1D) can be used to detect and disable network loops, and to provide link backup. This allows the switch to interact with other bridging devices (including STA-c...
Page 155 - Virtual LANs
A DVANCED T OPICS 4-3 The following figure gives an illustration of how the Spanning Tree Algorithm assigns bridging device ports. Virtual LANs Switches do not inherently support broadcast domains, which can lead to broadcast storms in large networks that handle a lot of IPX or NetBeui traffic. In c...
Page 156 - Assigning Ports to VLANs
A DVANCED T OPICS 4-4 traffic, but also allow you to make network changes without having to update IP addresses or IP subnets. VLANs inherently provide a high level of network security, since traffic must pass through a Layer 3 switch or a router to reach a different VLAN. This switch supports the f...
Page 157 - Port Overlapping; Forwarding Tagged/Untagged Frames
A DVANCED T OPICS 4-5 port. Therefore, to make valid forwarding and flooding decisions, the switch learns the relationship of the MAC address to its related port—and thus to the VLAN—at run-time. When the switch receives a frame, it assigns the frame to the port’s default VLAN if the frame is untagg...
Page 158 - Connecting VLAN Groups; Multicast Filtering
A DVANCED T OPICS 4-6 Connecting VLAN Groups The switch supports intra-VLAN communication using wire-speed switching. However, if you have devices in separate VLANs that must communicate, and it is not practical to include these devices in a common VLAN, then the VLANs can be connected via a Layer 3...
Page 159 - IGMP Snooping
A DVANCED T OPICS 4-7 nodes join or leave multicast groups. A switch or router can then easily determine which ports contain group members and send data out to those ports only. This procedure is called multicast filtering. The purpose of multicast filtering is to optimize a switched network’s perfo...
Page 161 - Port Trunks
A DVANCED T OPICS 4-9 Port Trunks Ports can be combined into an aggregate link to increase the bandwidth of a network connection or ensure fault recovery. You can group ports into trunks that consist of two, three or four ports, creating an aggregate bandwidth up to 8 Gbps. Besides balancing the loa...
Page 162 - Remote Monitoring
A DVANCED T OPICS 4-10 manager, log manager, MIB browser, RMON analysis tools, and device management modules. SMC also provides optional plug-in device management modules for HP OpenView. Remote Monitoring Remote Monitoring (RMON) provides a cost-effective way to monitor large networks by placing em...
Page 166 - Upgrading Firmware via the Serial Port
T ROUBLESHOOTING A-2 Upgrading Firmware via the Serial Port You can upgrade system firmware by connecting your computer to the serial port on the switch, and using a console interface package that supports the XModem protocol. (See “Required Connections” on page 1-2.) 1. Restart the system by using ...
Page 169 - Console Port Pin Assignments
B-1 A PPENDIX B P IN A SSIGNMENTS Console Port Pin Assignments The DB-9 serial port on the switch’s rear panel is used to connect to the switch for out-of-band console configuration. The on-board menu-driven configuration program can be accessed from a terminal, a PC running a terminal emulation pro...
Page 170 - DB-9 Port Pin Assignments
P IN A SSIGNMENTS B-2 DB-9 Port Pin Assignments Console Port to 9-Pin COM Port on PC Console Port to 25-Pin DCE Port on Modem EIA Circuit CCITT Signal Description Switch’s DB9 DTE Pin # PC DB9 DTE Pin # Modem DB25 DCE Pin # Signal Direction DTE-DCE CF 109 DCD (Data Carrier Detected) 1 1 8 <------...
Page 171 - Console Port to 25-Pin DTE Port on PC
P IN A SSIGNMENTS B-3 Console Port to 25-Pin DTE Port on PC Switch’s 9-Pin Serial Port Null Modem PC’s 25-Pin DTE Port 1 DCD 8 DCD 2 RXD 3 TXD 3 TXD 2 RXD 4 DTR 20 DTR 5 SGND 7 SGND 6 DSR 6 DSR 7 RTS 4 RTS 8 CTS 5 CTS 9 RI 22 RI 1 1 2 3 3 2 4 8 5 20 6 7 7 4 9 5 20 6
Page 173 - LOSSARY
Glossary-1 G LOSSARY Bandwidth Utilization The percentage of packets received over time as compared to overall bandwidth. BOOTP Boot protocol used to load the operating system for devices connected to the network. GARP VLAN Registration Protocol (GVRP) Defines a way for switches to exchange VLAN inf...
Page 174 - Link Aggregation
G LOSSARY Glossary-2 IEEE 802.1D Specifies a general method for the operation of MAC bridges, including the Spanning Tree Protocol. IEEE 802.1Q VLAN Tagging defines Ethernet frame tags which carry VLAN information. It allows switches to assign end-stations to different virtual LANs, and defines a st...
Page 176 - Virtual LAN
G LOSSARY Glossary-4 Virtual LAN (VLAN) A Virtual LAN is a collection of network nodes that share the same collision domain regardless of their physical location or connection point in the network. A VLAN serves as a logical workgroup with no physical barriers, allowing users to share information an...
Page 177 - Numerics; NDEX
Index-179 Numerics 802.1p port priority 4-8802.1Q VLANs 4-3 A address table, static unicast 3-20Administrator password, setting 3-15aging time of address table 3-20 B baud rate, configuring 3-6BOOTP for IP configuration 1-4 BOOTP, for IP configuration 3-11BPDU 4-2bridge capability 3-29MIB extensions...
