LevelOne GSW-2600TXM Uživatelský manuál Strana 1

LevelOne GSW-2600TXM Intelligent Switch User’s Guide Multilayer 24-Port Intelligent Fast Ethernet Switch with 24 10BASE-T / 100BASE-TX (

10If the default settings for the management agent’s serial port have been modified and you are having difficulty making a console connection, you ca

100Type The link state advertisement type: RtrLSA: Router LSA – All area routers advertise the state of links from the router itself to the its loc

101 OSPF Neighbor Table =================== IP Address ID Router ID Option Priority

102State The communication state for two adjacent routers: Down: This is the initial state of a neighbor conversation. It Indicates that there has

103physically adjacent neighbors. OSPF Virtual Neighbor Table =========================== Area ID

104State The communication state for two adjacent routers: Down: This is the initial state of a neighbor conversation. It indicates that there has

105 System Restart Menu =================== Restart Option :

1063. Web Interface 3.1.Web-Based Configuration and Monitoring In addition to the menu-driven system configuration program, this switch also provides

107 1. Only display when intelligent switch is set to Layer 2 mode or the switch is management model. 2. Only di

1083.2.Navigating the Web Browser Interface To access the Web-browser interface you must first enter a user name and password. The administrator has

109of the page to confirm the new setting. The following table summarizes the Web page configuration buttons. Web Page Configuration Buttons Button A

112. Each VLAN group can be assigned its own IP interface address (chapter 2 “IP Configuration (Layer 2 Mode)”). Therefore, if the port connected to

110 Parameter Description Type Shows port type as: 100BASE-TX : 10BASE-T / 100BASE-TX 100BASE-FX : 100BASE-FX 1G BASE-SX/LX : 10000B

111 Parameter Default Description Management Mode Console Mode Indicates that the port settings are for direct console connection. Baud Rate 19200

112Switch Information Shows hardware / firmware version numbers, power status, and expansion modules used in the switch. Management Setup Menu Netwo

113System Restart Menu Restart Option Restarts the system with options to restore factory defaults. 1. Only displays if the intelligent switch is s

1143.4.2.Displaying Switch Version Information Use the Switch Information screen to display hardware / firmware version numbers for the main board, a

115User Configuration Sets the user names and passwords for system access. TFTP Download Downloads new version of firmware to update your system (i

116IP State Specifies whether IP functionality is enabled via manual configuration, or set by Boot Protocol (BOOTP). Options include: User Configura

117Status Displays the administrative status of entry. An entry can only be to enabled or disabled via the console interface. 3.5.2.2.Configuring IP

118 Parameter Description User Name* Specifies a user authorized management access to the switch via the console, Telnet or HTTP. An entry can only

119File Name The binary file to download. Start TFTP Download Issues request to TFTP server to download the specified file. 3.5.5.Saving or Restori

122. Console Interface 2.1.Log-in Screen Once a direct connection to the serial port or a Telnet connection is established, the log-in screen for the

120filtering, and routing protocols. Each of the setup screens provided by these configuration menus is described in the following sections. Menu Des

121Parameter Description Layer 2 Filtering and forwarding decision will be based on MAC addresses for all protocol traffic. Multi-Layer Switching

122 Parameter Default Description Link Status Indicates if the port has a valid connection to an external device. Admin Status Enabled Allows yo

123Flow Control Disabled Used to enable or disable flow control. Flow control can eliminate frame loss by “blocking” traffic from end stations or se

124 Parameter Description Enable Port Mirror Enables or disables the mirror function. TX Mirrored Port The port whose transmitted traffic will be m

125a port trunk, remember that: • Ports can only be assigned to one trunk. • The ports at both ends of a connection must be configured as trunk por

126To add a trunk, highlight a port group in the New Setting list and press Add. To delete a trunk, highlight a port group in the Trunk List and pres

127 Parameter Description MAC Address The destination MAC address for a multicast service. VLAN The VLAN corresponding to this multicast service. P

128Bridge Configuration Contains global bridge settings for STA (including bridge priority, hello time, forward delay, maximum message age), GMRP, GV

129Forward Delay 15 The maximum time (in seconds) the root device will wait before changing states (that is, listening to learning to forwarding). T

13 1. Only display when intelligent switch is set to Layer 2 mode or the switch is management model. 2. Only dis

130* You can use “VLAN Port Configuration” on chapter 3 to configure the default priority for each port. 3.6.3.2.Configuring STA for Ports The follow

131Fast Forwarding* Enabled This parameter is used to enable / disabled the Fast Spanning Tree mode for the selected port. In this mode, ports skip

132 Parameter Default Description GARP Configuration¹ Group Address Registration Protocol is used by GVRP and GMRP to register or deregister client

133Port VID 1 The VLAN ID assigned to untagged frames received on this port. Port Default Priority² 0 Set the default ingress priority to any valu

134VLAN crosses the switches). However, to participate in a VLAN group that extends beyond this switch, we recommend using the VLAN ID for that group

135To add a new VLAN, enter a new VLAN number in the VID field, select the port members, and press Add. To modify a VLAN, click on the edit icon () f

136Act as IGMP Querier² Disabled If enabled, the switch can serve as the “querier,” which is responsible for asking hosts if they want to receive mu

137 Parameter Description IP Address The IP address associated with the specified VLAN interface. By convention, the last three digits should be se

138multicast routing protocols, you must edit an existing entry (as described in the following section) and press the Advanced button for RIP or DVMR

139Send Type The protocol used for traffic sent out this port: RIP1 Broadcast: Route information is broadcast to other routers on the network using

142.2.Main Menu With the system configuration program you can define system parameters, manage and control the switch and all its ports, or monitor n

140 Parameter Default Description Area ID¹ A 32-bit integer uniquely identifying an OSPF protocol broadcast area. This identifier can be in the

141Configuring DVMRP Distance Vector Multicast Routing Protocol is used to route multicast traffic to nodes which have requested a specific multicast

142broadcasting a BOOTP / DHCP request. IGMP Snooping Enables or disables IGMP Snooping. The Advanced menu sets the timeout for inactive multicast p

143Static Route Advertisement Disabled Enables or disables advertisement of static routes. Configuring Global Settings for OSPF To implement OSPF fo

144 Parameter Description Area ID An OSPF area identifier configured for a group of OSPF routers. (For information on how to assign this identifier

145VLSMs allows you to configure each subnetwork within a larger network with its own subnet mask. This provides a longer subnet mask that covers few

146common backbone. To configure a virtual link, specify the transit area through which the endpoint routers connect, and the address of the router o

147 Configuring BOOTP / DHCP Relay If a DHCP / BOOTP server is not located in the same subnet with a host, you can configure this switch to forward a

148chapter 3.) Parameter Default Description IGMP Router Timeout 5 A switch port that stops receiving multicast protocol packets for this interva

1493.6.6.4.Static Route Configuration This switch can be configured to dynamically learn the routes to other IP networks, subnets or hosts using unic

15SNMP Configuration Activates authentication failure traps; configures community access strings, and trap managers. User Configuration Sets the us

150and press Add. To delete a static route, click on the edit icon ( ) for the required entry, and then press Delete. 3.6.6.5.Configuring the Default

151 Note: To add a MAC address to the security filter, press Add. To delete an address, click on the edit icon () for the required entry, and then pr

152 3.7.Monitoring the Switch The Network Monitor Menu provides access to port statistics, address tables, STA information, VLANs registration and fo

1533.7.1.1.Displaying Ethernet Port Statistics Port Statistics display key statistics from the Interfaces Group and Ethernet-like MIBs for each port.

154Out Octets The total number of octets transmitted out of the interface, including framing characters. Out Unicast Pkts. The total number of pack

1553.7.1.2.Displaying RMON Statistics Use the RMON Statistics screen to display key statistics for each port from RMON group 1. (RMON groups 2, 3 and

156Oversize Frames The total number of frames received that were longer than 1518 octets (excluding framing bits, but including FCS octets) and were

1573.7.3.Displaying Bridge Information The Bridge menu is used to display settings for the Spanning Tree Algorithm. For a more detailed description o

158Forward Delay The maximum time (in seconds) the root device will wait before changing states (i.e., listening to learning to forwarding). Hold Ti

159Status Displays current state of this port within the Spanning Tree: Disabled No link has been established on this port. Otherwise, the port has

163. Only displayed in intelligent switch. 2.3.System Information Menu Use the System Information Menu to display a basic description of the switch,

160 3.7.4.2.VLAN Forwarding Information Shows all those ports that have been configured by either dynamic or static means to forward VLAN traffic. 3

1613.7.6.1.Displaying Subnet Information You can display a list of all the IP interfaces configured on this switch. This table includes the gateway a

162MAC Address MAC address that maps to the corresponding IP address. VLAN The VLAN group to which this host has been assigned. Port The port this

1633.7.6.4.Multicast Table You can use this menu to display all the multicast groups currently active on this switch, the IGMP cache, the multicast f

164V1 Timer The time remaining until the switch assumes that there are no longer any IGMP Version 1 members on the IP subnet attached to this interf

165Subnet Mask Subnet mask that is used for the source address. This mask identifies the host address bits used for routing to specific subnets. Ups

166 Parameter Description IP Address The IP address of this OSPF interface. Router ID Router ID for this router. Designated Router The IP of the d

167SN The link state sequence number, used to remove previous duplicate LSAs. Age The number of seconds since this LSA was originated. Displaying t

168State The communication state for two adjacent routers: Down: This is the initial state of a neighbor conversation. It indicates that there has

169 Parameter Description Area ID The transit area the virtual link must cross to connect the border routers. Router ID The OSPF identifier for th

17 Parameter Description System Description System hardware description. System Object ID MIB II object identifier for switch’s network management

170State The communication state for two adjacent routers: Down: This is the initial state of a neighbor conversation. It indicates that there has

171 Parameter Description Reload Factory Defaults Reloads the factory defaults Apply Restarts the switch. Note: When restarting the system, it will

1724. Chapter 4: Advanced Topics This switch supports both Layer 2, which is based on physical device addresses, and Layer 3 switching, which is base

173associated with the pair in the address table is different from the receiving port, the switch modifies the PID in the address table. • Filtering

174IEEE 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 d

1754.2.Layer 3 Switching The two major functions provided by a Layer 3 switch include IP Switching and Routing Path Management. When the switch is se

176support tagging, so you should set the PVID to the same value at both ends of the link (if the device you are attaching to is VLAN-aware), and con

177After the MAC address is discovered, the packet is reformatted and sent out to the destination. The reformat process includes decreasing the Time-

178arrive. Router Discovery messages do not constitute a routing protocol; they merely enable hosts to discover the existence of neighboring routers,

179with any updates to its routing table. This allows all routers on the network to learn consistent tables of next hop links which lead to relevant

18console to ensure a reliable connection (Serial Port Configuration). Specify the IP addresses for the switch (Network Configuration / IP Configurat

180OSPFv2 is a compatible upgrade to OSPF. It involves enhancements to protocol message authentication, and the addition of a point-to-multipoint int

181priority, or highest Router ID in case of a tie (chapter 2,3 “Configuring OSPF”). Area Border Router – An Area Border Router (ABR) must be configu

182four types of Link State Advertisements (LSA). Router LSAs advertise area links known by the originator, and are issued by all routers. Network LS

183routing. An IEEE 802.1Q VLAN is a group of ports that can be located anywhere in the network, but communicate as though they belong to the same ph

1844.3.1.2.Port Overlapping Port overlapping can be used to allow access to commonly shared network resources among different VLAN groups, such as fi

185 4.3.3.Connecting VLAN Groups The switch supports communication within a common VLAN using store-and-forward switching. However, if you have devic

186 4.4.Multicast Filtering Multicasting sends data to a group of nodes instead of a single destination. The simplest way to implement multicasting i

187between IP multicast routers / switches and IP multicast host groups to identify the IP multicast group members. It simply monitors the IGMP packe

1884.4.4.DVMRP Routing Protocol The Distance-Vector Multicast Routing Protocol (DVMRP) behaves somewhat similarly to RIP. A router supporting DVMRP p

189broadcasts a DHCP Request packet, looking for DHCP servers. DHCP servers respond to this packet with a DHCP Response packet. The client then choos

19 Network Configuration ===================== IP Configuration ...

1904.7.2.User Name and Passwords This switch can also be accessed via a direct connection to the console port or through a network connection using T

191required for basic remote monitoring. These groups include: Statistics: Includes all the tools needed to monitor your network for common errors an

1925. Appendix A: Troubleshooting 5.1.Troubleshooting Chart Troubleshooting Chart Symptom Action Cannot connect using Telnet, Web browser, or SNMP so

193POST Version V2.57 9/11/2001 ------ Power-On Self Test (POST)------ Int. Loopback Testing SCC2 UART Channel ... PASS Testing the System SDR

194XModem Download to 0x00400020: ... SUCCESS ! (P)ermanent or (T)emporary Download: [P] Update RunTime Image at 0x03040000 ... ... SUCCESS ! Change

1956. Appendix B: Pin Assignments 6.1.Console Port Pin Assignments The DB-9 serial port on the switch’s rear panel is used to connect to the switch f

1966.1.2.Console Port to 9-Pin COM Port on PC Switch’s 9-Pin Serial Port CCITT Signal PC’s 9-Pin COM Port 1 DCD ----------- DCD ------------ 1

1977. Glossary 7.1.1.Bandwidth Utilization The historical percentage of packets received as compared to total bandwidth. 7.1.2.BOOTP Boot protocol us

198pair of ICMP messages on multicast links. It eliminates the need to configure router addresses manually, and is independent of any specific routin

1997.1.18.Layer 3 Network layer in the ISO 7-Layer Data Communications Protocol. This layer handles the routing functions for data moving from one op

2 Before Using this Manual: This manual is suitable for the user of the management or intelligent switch. There are some shadow parts remarking in

20 IP Configuration ================ Interface Type : Ethernet

200including specific error types. 7.1.27.Routing Information Protocol (RIP) The RIP protocol seeks to find the shortest route to another device by m

21from a specified VLAN. If you select “Mgmt VLAN,” then select Apply to display the VLAN ID field, select the required VLAN, and then select Apply o

22 Network Configuration: HTTP Configuration ===================== HTTP Server : ENABLED

23Baud Rate 19200 The rate at which data is sent between devices. Options : 9600, 19200 and 38400 baud. Data Bits 8 bits Sets the data bits of th

24IP Trap Managers Specifies management stations that will receive authentication failure messages or other trap messages from the switch. 2.4.3.1.C

25 SNMP Configuration: IP Trap Manager ================== IP Address

26 User Configuration ================== User Name Access Right Console

27the console, Telnet or HTTP. Password* Password associated with this entry. Access Right ADMIN: Read / Write for all screens. GUEST: Read Only

282.4.6.Saving or Restoring the System Configuration Use the Configuration File menu to save the switch configuration settings to a file on a TFTP cl

292.5.Device Control Menu The Device Control menu is used to control a broad range of functions, including port mode, port mirroring, port trunking,

32.4.3.2. Configuring IP Trap Managers ... 24 2.4.4. User Log-in Configuration ...

30includes IGMP Snooping Configuration.) 3. Only displayed in intelligent switch. 2.5.1.Setting the System Operation Mode This switch can be set to

31 Layer 2 Menu ============ Port Configuration ...

32 Layer 2 Menu: Port Configuration (Port 1-12) ============ Port Link Admin Auto Default Cur

33The 100BASE-FX, 1000BASE-SX/LX and 1000BASE-T modules are all fixed at the indicated speed and duplex mode. All media types can auto-negotiate flow

34 Layer 2 Menu: Port Configuration (Expansion Slots) ============ Port Link Admin Auto Current Flow FC

35 Layer 2 Menu: Mirror Port Configuration ============ Port Mirroring : DIS

36When using a port trunk, remember that: • Ports can only be assigned to one trunk. • The ports at both ends of a connection must be configu

37<<13, 1, 14, 2, 15, 3, 16, 4>> <<17, 5, 18, 6, 19, 7, 20, 8>> <<21, 9, 22, 10, 23, 11, 24, 12>> <<25, 26&

38Address The MAC address of a host device attached to this switch. Port The switch port to which the host device is attached. Note: To assign a MA

392.5.3.Using the Bridge Menu The Bridge menu is used to configure settings for the Spanning Tree Algorithm, as well as the global bridge settings fo

42.6.4. Displaying VLAN Information ... 84 2.6.4.1. VLAN Dynamic Registration Informatio

40 Bridge Menu: Bridge Configuration =========== Spanning Tree : ENABLED GMRP

41Max (Message) Age 20 The maximum time (in seconds) a device can wait without receiving a configuration message before attempting to reconfigure. A

42 Spanning Tree Port Configuration (Port 1-12) ================================ Port Type Pri

43Forwarding* Tree mode for the selected port. In this mode, ports skip the Blocked, Listening and Learning states and proceed straight to Forwardin

44 VLAN Menu: VLAN Port Configuration ========= GARP Configuration

45Port Default Priority² 0 Set the default ingress priority to any value beneath the priority threshold (chapter 2 “Configuring Global Bridge Settin

46GMRP Enabled Enables or disables GMRP for this port. When enabled, this port will allow endstations to register with multicast groups using GMRP.

47Port Port entries may be marked as: - : (Normal) Uses GVRP to determine port membership. S : (Static) Adds port as a static entry. GVRP protocol

48 IGMP Snooping Configuration =========================== IGMP Snooping Status

49routes, and the default IP route. IP Menu ======= Subnet Configurat

53.6.2.4. Static Unicast Address Table... 126 3.6.2.5. Configuring the Static Multicast Address Tab

50 IP Subnet Configuration ======================= Intf. IP Address Subnet Mask VLAN RIP OSPF DVM

51Group Configuration screen and create or modify a VLAN group (chapter 2 “Configuring Port Groups”). To configure the unicast or multicast routing p

52You can create a new VLAN group or modify the members of an existing group by pressing “Select” on the Add Subnet screen.

53 Modify Subnet ============= VLAN : 1 Select

54 Subnet Configuration: Modify RIP Configuration ==================== Authentication Type:

55Configuring OSPF Open Shortest Path First is more suited for large area networks which experience frequent changes in the links. It also allows for

56Interface Cost 100 This value is used by the router in calculating the shortest path. The default cost is calculated by using the bandwidth of the

57 Subnet Configuration: Modify DVMRP Configuration ==================== Metrics:

58 Protocol Configuration ====================== ARP : Advance

59IP interface”). Setting the ARP Timeout You can use the following configuration screen to modify the aging time for dynamically learned entries in

63.8. Resetting the System ... 170 4. Chapter 4: Advanced Topics...

60RIP Update Time 30 seconds The interval at which RIP advertises known route information. Range: 0-999 seconds, where 0 disables route advertisement

61Parameter Description Router Id The switch IP that is used as the OSPF Router ID. Area ID Configuration Defines an area within which all OSPF r

62Type Indicates area type: Normal An area which can send or receive external route information. Stub An area which cannot send or receive externa

63 OSPF Area Range Configuration ============================= Area Identity IP Address Ad

64 OSPF Virtual Link Configuration =============================== Area ID Neighbor Ro

65Parameter Default Description Area ID An identifier for the transit area the virtual link crosses. Neighbor Router ID The IP address of the

66 OSPF Host Route Configuration ============================= IP Address Cost Area ID

67 Bootp Relay Database Configuration ================================= Index Server Address 1

68IGMP Group Timeout 5 The time between last spotting an IGMP Report message for an IP multicast address on a specific port and the switch removing

69them or the corresponding IP interface from this switch. Static Route Table ================== D

75. Appendix A: Troubleshooting... 192 5.1. Troubleshooting Chart...

70 Add Routing Entry ================= Destination Address: 0.0.0.0

71VLAN The VLAN which has the IP interface to the default router. You cannot enter any value in this field. The switch will fill in the correspondin

72 MAC Security Filtering Configuration ==================================== -----------------------------------------

732.5.7.3.Configuring IP Address Filters If any node presents a security risk, you can filter all traffic for this node by entering its address into

74 Network Monitor Menu ==================== Port Statistics

75 Statistics Menu =============== Port Statistics ...

76 Port Statistics =============== Interfaces In Octets : 0 Out Octet

77In Discards The number of inbound packets which were chosen to be discarded even though no errors had been detected to prevent their being deliver

78Jabbers The total number of frames received that were longer than 1518 octets (excluding framing bits, but including FCS octets), and had either a

79Parameter Description Drop Events The total number of events in which packets were dropped due to lack of resources. Bytes Total number of bytes

87.1.29. Spanning Tree Protocol (STP) ... 200 7.1.30. Telnet ...

80 Layer 2 Address Table ===================== Unicast Addres

812.6.3.Displaying Bridge Information The Bridge menu is used to display settings for the Spanning Tree Algorithm. For a more detailed description of

82 Bridge Menu: Spanning Tree Bridge Information =========== Priority : 32768

832.6.3.2.Displaying the Current STA for Ports The parameters shown in the following figure and table are for port STA Information. Br

84Type Shows port type as: 100TX : 10BASE-T / 100BASE-TX 100FX : 100BASE-FX 1000SX/LX : 1000BASE-SX/X (multimode/ single mode) 1000T : 100

85 VLAN Information ================ VLAN Dynamic Registration Info

862.6.4.2.VLAN Forwarding Information Shows all the ports that have been configured by either dynamic or static means to forward VLAN traffic.

87 IP Multicast Registration Table =============================== 1

88 IP Address Table ================ Subnet Information ...

89 Subnet Information ==================

91. Switch Management 1.1.Configuration Options For advanced management capability, the onboard management agent provides a menu-driven system config

90 ARP Table ========= IP Address MAC Address VLAN

91 Routing Table ============= Destination Network Destination Mask VLAN Next H

92display a specific page, set the page number in the Page field and then select <Apply>. Select <Flush RIP> to clear any routing entries

93 Multicast Table Menu ==================== IP Multicast Reg

94 IGMP Cache ========== Group Address Intf Reporter Up Time Expire

95each known multicast group address. Multicast Forwarding Cache ========================== Group

96 DVMRP Routing Table =================== Source Address Mask Upstream Nbr Interf

97 DVMRP Neighbor Table ==================== Interface Neighbor Address UpTime ExpireTi

98 OSPF Table Menu =============== Interface Table ...

99Rtr ID Router ID for this router. Designated Rtr The IP of the designated router. The designated router advertises the link state of the OSPF are