Enterasys Vertical Horizon VH-2402S2 Spécifications

VERTICAL HORIZON VH-2402-L3 FAST ETHERNET SWITCH MANAGEMENT GUIDE 9033691-01

2 VH-2402-L3 Management Guide 9033691-01 1. Determine how the network would be best segmented. This is probably done using VLANs in an existing

92 VH-2402-L3 Management Guide 9033691-01 To display the network data compiled by the switch: Highlight Network Monitoring on the Main Menu and pr

9033691-01 VH-2402-L3 Management Guide 93 Figure 1-73. Port Utilization able Parameter Description Port The switch’s port number. Interval:<

94 VH-2402-L3 Management Guide 9033691-01 To view the error statistics for a port: Highlight Port Error Packets on the Network Monitoring menu and

9033691-01 VH-2402-L3 Management Guide 95 the sum of CRC errors and code errors (frames received with rxerror signal). Undersize The total number o

96 VH-2402-L3 Management Guide 9033691-01 bit-times into the transmission of a packet. Ex. Coll. Excessive Collisions. The number of frames for w

9033691-01 VH-2402-L3 Management Guide 97 Figure 1-75. Port Packet Analysis Table Parameter Description Interval:<2 sec> The interval (i

98 VH-2402-L3 Management Guide 9033691-01 RX Bytes Displays the number of bytes (octets) received by the switch in total number (Total), and rate

9033691-01 VH-2402-L3 Management Guide 99 Figure 1-76. Browse MAC Address Table The Browse By:<ALL > field can be toggled between ALL,

100 VH-2402-L3 Management Guide 9033691-01 Figure 1-77. GVRP Status Table Browse Router Port This displays which of the switch’s ports are cu

9033691-01 VH-2402-L3 Management Guide 101 Figure 1-78 . Browse Router Port The Jump to VID:[1 ] field allows the entry of any VLAN ID (VID) of

9033691-01 VH-2402-L3 Management Guide 3 configured with a bit more care. Layer 3 VLANs (VLANs that have an IP interface assigned to them) can be

102 VH-2402-L3 Management Guide 9033691-01 Figure 1-79. IGMP Snooping Status Table Switch History Log − This allows the Switch History Log to be

9033691-01 VH-2402-L3 Management Guide 103 Layer 3 Network Monitoring When the switch is in Layer 3 (IP Routing) mode, several items are added to t

104 VH-2402-L3 Management Guide 9033691-01 IP Address Forwarding Table To view the IP address forwarding table: Highlight Browse IP Address from t

9033691-01 VH-2402-L3 Management Guide 105 Figure 1-83. View the IP Routing Table To display a particular Destination IP address, enter either

106 VH-2402-L3 Management Guide 9033691-01 Figure 1-84. View the ARP Table To display a particular IP interface or an IP address, enter either

9033691-01 VH-2402-L3 Management Guide 107 To display a particular multicast group, enter either the IP address in the Jump to Multicast Group:[0.0

108 VH-2402-L3 Management Guide 9033691-01 DVMRP Routing Table To view the DVMRP Routing table: Highlight DVMRP Routing Table from the Network Mon

9033691-01 VH-2402-L3 Management Guide 109 Figure 1-88. Reboot Highlight one of the two Load Factory Default Configuration entries and press en

110 VH-2402-L3 Management Guide 9033691-01 Reboot The VH-2402-L3 has several reboot options. To reboot the switch from the console: Highlight Rebo

9033691-01 VH-2402-L3 Management Guide 111 Reboot & Load Factory Default Configuration Except IP Address restarts the switch using the default

4 VH-2402-L3 Management Guide 9033691-01 Connecting to the Switch The console interface is used by connecting the Switch to a VT100-compatible ter

112 VH-2402-L3 Management Guide 9033691-01 2. Switch Management Concepts SNMP The Simple Network Management Protocol (SNMP) is an OSI layer 7 (t

9033691-01 VH-2402-L3 Management Guide 113 characters may be entered under the Remote Management Setup menu of the console program. Traps Traps are

114 VH-2402-L3 Management Guide 9033691-01 • Authentication Failure This trap signifies that someone has tried to logon to the switch using an

9033691-01 VH-2402-L3 Management Guide 115 network manager. MIB values can be either read-only or read-write. Read-only MIBs variables can be eithe

116 VH-2402-L3 Management Guide 9033691-01 source MAC addresses and their associated port numbers, are deleted from the table if they are not acc

9033691-01 VH-2402-L3 Management Guide 117 Filtering occurs to keep local traffic confined to its segment. • Filtering done by the Spanning Tree P

118 VH-2402-L3 Management Guide 9033691-01 The VH-2402-L3 STP allows two levels of spanning trees to be configured. The first level constructs a

9033691-01 VH-2402-L3 Management Guide 119 Forward Delay Timer The amount time spent by a port in the learning and listening states waiting for a B

120 VH-2402-L3 Management Guide 9033691-01 STP communicates between switches on the network using Bridge Protocol Data Units (BPDUs). Each BPDU

9033691-01 VH-2402-L3 Management Guide 121 When STP is enabled using the default parameters, the path between source and destination stations in a

9033691-01 VH-2402-L3 Management Guide 5 4. Items in UPPERCASE are commands. Moving the selection to a command and pressing Enter will execute tha

122 VH-2402-L3 Management Guide 9033691-01 A port transitions from one state to another as follows: • From initialization (switch boot) to block

9033691-01 VH-2402-L3 Management Guide 123 through the states of listening and learning at power up. If properly configured, each port stabilizes

124 VH-2402-L3 Management Guide 9033691-01 Note: The Hello Time cannot be longer than the Max. Age. Otherwise, a configuration error will occur.

9033691-01 VH-2402-L3 Management Guide 125 connection is based on the STP calculation of the most current Bridge and Port settings. Now, if Bridge

126 VH-2402-L3 Management Guide 9033691-01 Figure 2-3. After Applying the STA Rules The switch with the lowest Bridge ID (switch C) was elec

9033691-01 VH-2402-L3 Management Guide 127 The VH-2402-L3 supports 6 port trunking groups, which may include from 2 to 8 switch ports each, except

128 VH-2402-L3 Management Guide 9033691-01 order they were sent. A trunk connection can be made with any other switch that maintains host-to-host

9033691-01 VH-2402-L3 Management Guide 129 IEEE 802.1Q VLANs Some relevant terms: Tagging - The act of putting 802.1Q VLAN information into the hea

130 VH-2402-L3 Management Guide 9033691-01 • Egress rules – determines if the packet must be sent tagged or untagged. Figure 2-5. IEEE 802.1

9033691-01 VH-2402-L3 Management Guide 131 802.1Q standard. Because the VID is 12 bits long, 4094 unique VLANs can be identified. The tag is inser

6 VH-2402-L3 Management Guide 9033691-01 Figure 1-1. Initial Console Screen The factory default Username is “admin”, there is no factory defau

132 VH-2402-L3 Management Guide 9033691-01 Figure 2-7. Adding an IEEE 802.1Q Tag Port VLAN ID Packets that are tagged (are carrying the 802.1

9033691-01 VH-2402-L3 Management Guide 133 Every physical port on a switch has a PVID. 802.1Q ports are also assigned a PVID, for use within the s

134 VH-2402-L3 Management Guide 9033691-01 can then be used by other 802.1Q compliant devices on the network to make packet forwarding decisions.

9033691-01 VH-2402-L3 Management Guide 135 point of reception. This eliminates the subsequent processing of packets that will just be dropped by t

136 VH-2402-L3 Management Guide 9033691-01 A switch that implements layer 3 (or ‘subnet’) VLANs without performing any routing function between t

9033691-01 VH-2402-L3 Management Guide 137 IP addresses use a “dotted decimal” notation. Here are some examples of IP addresses written in this fo

138 VH-2402-L3 Management Guide 9033691-01 Binary Octet Digit 27 26 25 24 23 22 21 20 Decimal Equivalent 128 64 32 16 8 4 2 1 Binary Number

9033691-01 VH-2402-L3 Management Guide 139 always be pinged from a local node because it forms a loopback and points back to the same node. Class

140 VH-2402-L3 Management Guide 9033691-01 11111111.00000000.00000000.00000000 255.0.0.0 Class A Subnet Mask 00001010.00000000.00000000.0000000

9033691-01 VH-2402-L3 Management Guide 141 11111111.11100000.00000000.00000000 255.224.0.0 Subnet Mask 00001010.00100000.00000000.00000000 10.32.0

9033691-01 VH-2402-L3 Management Guide 7 Enter the factory default username (“admin”) and leave the Password field blank. Press Enter and Access

142 VH-2402-L3 Management Guide 9033691-01 11111111.11100000.00000000.00000000 – and you can see that there are 11 “1”s or 11 bits used to mask t

9033691-01 VH-2402-L3 Management Guide 143 Table 2-6. Class B Subnet Masks # of Bits Subnet Mask CIDR Notation # of Subnets # of Hosts Total Ho

144 VH-2402-L3 Management Guide 9033691-01 In this case, 6 IP interfaces are required, so a CIDR notation of 10.32.0.0/11 (or a 11-bit) addressi

9033691-01 VH-2402-L3 Management Guide 145 Layer 3-Based VLANs Layer 3-based VLANs use network-layer addresses (subnet address for TCP/IP) to deter

146 VH-2402-L3 Management Guide 9033691-01 A diagram of the OSI model is shown below (note that this is not a complete listing of the protocols c

9033691-01 VH-2402-L3 Management Guide 147 Figure 2-9. The Protocol Stack Between two protocol stacks, members of the same layer are known as pe

148 VH-2402-L3 Management Guide 9033691-01 Layer 1 This is referred to as the physical layer. It handles the electrical connections and signalin

9033691-01 VH-2402-L3 Management Guide 149 destination. IP security allows for authentication and encryption. IP not only allows for user-to-user

150 VH-2402-L3 Management Guide 9033691-01 TCP/IP The TCP/IP protocol suite is a set of protocols that allow computers to share resources across

9033691-01 VH-2402-L3 Management Guide 151 only knows the address of the source and the destination of the packet, and it makes its best effort to

8 VH-2402-L3 Management Guide 9033691-01 Figure 1-3. Main Menu Figure 1-4. Setup User Accounts Menu User Accounts Management From the Main Men

152 VH-2402-L3 Management Guide 9033691-01 contain are. If there are 100 octets of data in each packet, the first packet is numbered 0, the seco

9033691-01 VH-2402-L3 Management Guide 153 The transmitting TCP decrements the number in the window field and when it reaches zero, the transmittin

154 VH-2402-L3 Management Guide 9033691-01 The flags and fragment offset are used to keep track of packets that must be divided among several sma

9033691-01 VH-2402-L3 Management Guide 155 Figure 2-12. Ethernet Packet Header When a packet is received, the headers are removed. The Ethernet

156 VH-2402-L3 Management Guide 9033691-01 computer to another. TCP uses these port numbers to keep track of connections. Specific port numbers

9033691-01 VH-2402-L3 Management Guide 157 FTP transfers actually involve two different connections. The connection begins by the FTP sending comm

158 VH-2402-L3 Management Guide 9033691-01 Figure 2-13. Ethernet Packet Header The UDP header is shorter than a TCP header. UDP also uses a che

9033691-01 VH-2402-L3 Management Guide 159 Mapping Domain Names to Addresses Name-to-address translation is performed by a program called a Name se

160 VH-2402-L3 Management Guide 9033691-01 DHCP Servers The Dynamic Host Configuration Protocol (DHCP) is used to dynamically assign a TCP/IP net

9033691-01 VH-2402-L3 Management Guide 161 For two DHCP servers to communicate across different subnets, the BOOTP/DHCP Relay of the VH-2402-L3 mus

9033691-01 VH-2402-L3 Management Guide 9 the new user should have <Root>, <User+>, or <User> privileges. The space bar toggles

162 VH-2402-L3 Management Guide 9033691-01 A single gateway is usually defined as a default gateway, if that gateway connects the local network t

9033691-01 VH-2402-L3 Management Guide 163 Gateways that connect networks of different packet size limits split the large packets into smaller ones

164 VH-2402-L3 Management Guide 9033691-01 Multicast Groups Class D IP addresses are assigned to a group of network devices that comprise a multi

9033691-01 VH-2402-L3 Management Guide 165 224.0.0.8 ST Hosts 224.0.0.9 All RIP2 Routers 224.0.0.10 All IGRP Routers 224.0.0.11 Mobile Agents 224.0

166 VH-2402-L3 Management Guide 9033691-01 ‘querier’. This router then keep track of the membership of multicast groups that have active members

9033691-01 VH-2402-L3 Management Guide 167 • An IGMP “report” is sent by a user’s computer to join a group • IGMP version 1 does not have an exp

168 VH-2402-L3 Management Guide 9033691-01 Figure 2-16. IGMP State Transitions Multicast Routing Algorithms An algorithm is not a program. A

9033691-01 VH-2402-L3 Management Guide 169 refinement of flooding is to have the router check to determine if a given multicast packet has been rec

170 VH-2402-L3 Management Guide 9033691-01 is forwarded on all links except the link on which the packet was received. If the packet was not rec

9033691-01 VH-2402-L3 Management Guide 171 send a prune message to the previous router. This will remove the leaf router’s branch from the spannin

10 VH-2402-L3 Management Guide 9033691-01 Saving Changes Selecting APPLY from a console menu makes the configuration effective for the current se

172 VH-2402-L3 Management Guide 9033691-01 which the packet was received. Subsequent prune messages are used to prune branches of the delivery t

9033691-01 VH-2402-L3 Management Guide 173 Routing Protocols Protocol-Independent Multicast – Dense Mode There are two protocols in Protocol Indepe

174 VH-2402-L3 Management Guide 9033691-01 There are a few rules to the routing table update process that help to improve performance and stabili

9033691-01 VH-2402-L3 Management Guide 175 RIP Version 1 Message Format There are two types of RIP messages: routing information messages and infor

176 VH-2402-L3 Management Guide 9033691-01 The COMMAND field specifies an operation according the following table: Command Meaning 1 Request for

9033691-01 VH-2402-L3 Management Guide 177 RIP 1 Route Interpretation RIP was designed to be used with classed address schemes, and does not includ

178 VH-2402-L3 Management Guide 9033691-01 Figure 2-18. RIP Message Format RIP version 2 also adds a 16-bit route tag that is retained and

9033691-01 VH-2402-L3 Management Guide 179 Appendix A. Troubleshooting STP Spanning Tree Protocol Failure A failure in the STA generally leads to

180 VH-2402-L3 Management Guide 9033691-01 It should be noted: A port must continue to receive BPDUs advertising superior paths to remain in the

9033691-01 VH-2402-L3 Management Guide 181 sending packets even if A is using the link. A will then detect collisions and begin to run the flow con

9033691-01 VH-2402-L3 Management Guide 11 To retain any configuration changes permanently, highlight Save Changes from the main menu. The following

182 VH-2402-L3 Management Guide 9033691-01 This type of failure is difficult to detect because the Link-state LEDs for Ethernet links rely on the

9033691-01 VH-2402-L3 Management Guide 183 Identifying a Data Loop Broadcast storms have a very similar effect on the network to data loops, but br

184 VH-2402-L3 Management Guide 9033691-01 physical loop in the network and which ports break which loops is extremely helpful. Minimize the numb

9033691-01 VH-2402-L3 Management Guide 185 between switches A and B and two blocked ports per VLAN. This increases the chance of a data loop. F

186 VH-2402-L3 Management Guide 9033691-01 • Receiving packets and forwarding them to the correct interface based upon their destination address

9033691-01 VH-2402-L3 Management Guide 187 Appendix B. Brief Review of Bitwise Logical Operations AND The logical AND operation compares 2 bits

188 VH-2402-L3 Management Guide 9033691-01 The logical NOT operation simply changes the value of a single bit. If it is a “1”, the result is “0”

9033691-01 VH-2402-L3 Management Guide 189 Appendix C. Technical Specifications General Standards: IEEE 802.3 10BASE-T Ethernet IEEE 802.3u 100

190 VH-2402-L3 Management Guide 9033691-01 General (Cont’d) Network Cables: 10BASE-T: 100BASE-TX: Fiber Optic: 2-pair UTP Cat. 3,4,5 (10

9033691-01 VH-2402-L3 Management Guide 191 Physical and Environmental Safety: UL, CSA, CE Mark, TUV/GS UL 1950 & CSA22.2 No

ii VH-2402-L3 Management Guide

12 VH-2402-L3 Management Guide 9033691-01 Highlight Reboot from the Main Menu and press Enter. Figure 1-8. System Reboot Menu To execute a fac

192 VH-2402-L3 Management Guide 9033691-01 Index A AC inputs...190 Administrator...

9033691-01 VH-2402-L3 Management Guide 193 Super User ...9 T tagging...

9033691-01 VH-2402-L3 Management Guide 13 Updating or Deleting User Accounts To update or delete a user password: Choose Setup User Accounts from t

14 VH-2402-L3 Management Guide 9033691-01 7. You must enter the configuration changes into the non-volatile ram (NV-RAM) using Save Changes from

9033691-01 VH-2402-L3 Management Guide 15 Deleting a User Account To delete a user account: Figure 1-11. Deleting User Accounts 1. Toggle the

16 VH-2402-L3 Management Guide 9033691-01 Setting Up The Switch Basic Setup This section will help prepare the Switch user by describing the Swit

9033691-01 VH-2402-L3 Management Guide 17 Figure 1-13. Switch Information Menu The Switch Information shows the operation mode of switch (Layer

18 VH-2402-L3 Management Guide 9033691-01 The IP Setup screen allows you to change the settings for the Ethernet interface used for in-band commun

9033691-01 VH-2402-L3 Management Guide 19 Gateway:[0.0.0.0] field and enter the IP address of the gateway. If you will manage the switch from the

20 VH-2402-L3 Management Guide 9033691-01 a number (represented in decimal) between 0 and 255. The value should be 255.0.0.0 for a Class A network

9033691-01 VH-2402-L3 Management Guide 21 Figure 1-15. Remote Management Setup Menu Management stations are computers on the network that will

Notice 9033691-01 VH-2402-L3 Management Guide iii Only qualified personnel should perform installation procedures. NOTICE Enterasys Networks rese

22 VH-2402-L3 Management Guide 9033691-01 Figure 1-16. Setup Trap Recipients Menu The IP Address field is the IP address of a management stati

9033691-01 VH-2402-L3 Management Guide 23 Configure Ports Highlight Configure Ports from the main menu and press enter: Figure 1-17. Configure

24 VH-2402-L3 Management Guide 9033691-01 Serial Port Settings The Serial Port Settings screen allows the configuration of the switch’s serial por

9033691-01 VH-2402-L3 Management Guide 25 uses 8 data bits. Stop bits Displays the number of bits used to indicate that a word has been completely

26 VH-2402-L3 Management Guide 9033691-01 Switch Operation Mode Putting the switch in IP Routing mode does not – by itself – enable IP routing. T

9033691-01 VH-2402-L3 Management Guide 27 Changing the Switch Operation Mode To change the switch’s operating mode: Highlight Switch Settings on th

28 VH-2402-L3 Management Guide 9033691-01 The field Select switch operation mode:< > can be toggled using the space bar to one of the tw

9033691-01 VH-2402-L3 Management Guide 29 Figure 1-22. Main Menu – Layer 2 Switching Mode Figure 1-23. Main Menu – Layer 3 IP Routi

30 VH-2402-L3 Management Guide 9033691-01 Screen Hierarchy The contents of the Console Interface are arranged following the structure shown in the

9033691-01 VH-2402-L3 Management Guide 31 Network Monitoring Network Monitoring Menu Port Utilization Port Error Packets Port Packe

iv VH-2402-L3 Management Guide Table of Contents Before You Start... 1 General Depl

32 VH-2402-L3 Management Guide 9033691-01 Filtering Filtering Menu Setup MAC Address Filter Setup IP Address Filter Priority Setup MAC

9033691-01 VH-2402-L3 Management Guide 33 Layer 2 Switch Settings To access the Layer 2 Switch Settings menu, highlight Switch Settings from the M

34 VH-2402-L3 Management Guide 9033691-01 switch’s reaction to a Broadcast/Multicast storm. Broadcast Storm Mode:<Disabled> This field can b

9033691-01 VH-2402-L3 Management Guide 35 support. Highlight VLANs from the Main Menu and press enter. Figure 1-25. VLAN Menu To create an 802

36 VH-2402-L3 Management Guide 9033691-01 <Add/Modify> bar between Add/Modify and Delete. Add/Modify allows for the creation of a new VLAN

9033691-01 VH-2402-L3 Management Guide 37 unchanged. When a tagged packet exits the port, the tag is stripped and the packet is changed to an unta

38 VH-2402-L3 Management Guide 9033691-01 If the port is attached to a device that is not IEEE 802.1Q VLAN compliant (VLAN-tag unaware), then the

9033691-01 VH-2402-L3 Management Guide 39 Highlight VLANs from the Main Menu and press Enter. Figure 1-28. VLAN Menu Highlight Configure 802.1Q

40 VH-2402-L3 Management Guide 9033691-01 specific VLAN and is used to make forwarding decisions for untagged packets received by the port. For e

9033691-01 VH-2402-L3 Management Guide 41 Highlight VLANs on the main menu and press Enter: Figure 1-30. VLAN Menu To edit an existing 802.1Q V

Notice 9033691-01 VH-2402-L3 Management Guide v Layer 3 Multicasting...53 Setup IP Multica

42 VH-2402-L3 Management Guide 9033691-01 Name for the 802.1Q VLAN you want to edit and press enter. To delete an entire VLAN, toggle the Action:&

9033691-01 VH-2402-L3 Management Guide 43 keys to highlight the PVID#[ ] field and enter the PVID for the port. Use the arrow keys to highlight th

44 VH-2402-L3 Management Guide 9033691-01 Any IP address from the allowed range of IP addresses for each subnet can be chosen as an IP address fo

9033691-01 VH-2402-L3 Management Guide 45 Figure 1-32. Layer 3 - Main Menu Highlight Layer 3 IP Networking from the Main Menu and press enter.

46 VH-2402-L3 Management Guide 9033691-01 Figure 1-34. Layer 3 – IP Networking Menu Toggle the Action:<Add/Modify> field to Add/Modify.

9033691-01 VH-2402-L3 Management Guide 47 interface. Subnet Mask:[ ] This field allows the entry of a subnet mask to be applied to this IP i

48 VH-2402-L3 Management Guide 9033691-01 IGMP Snooping Settings To configure IGMP Snooping, highlight IGMP Snooping Settings from the Multicastin

9033691-01 VH-2402-L3 Management Guide 49 Parameter Description Switch IGMP Snooping:<Disabled>This field can be toggled using the space bar

50 VH-2402-L3 Management Guide 9033691-01 Figure 1-37. Setup IEEE 802.1Q Multicast Forwarding When the switch is in Layer 2 operating mode, IE

9033691-01 VH-2402-L3 Management Guide 51 Delete allows for the deletion of a previously made entry. VID:[ ] Allows the specification of the VLAN

vi VH-2402-L3 Management Guide DVMRP Routing Table... 108 Load Factory Defaults ...

52 VH-2402-L3 Management Guide 9033691-01 multicast messages (IGMP) coming from the network to be propagated to the router. A router port has the

9033691-01 VH-2402-L3 Management Guide 53 Action:<Add/Modify>This field can be toggled between Add/Modify and Delete using the space bar. To

54 VH-2402-L3 Management Guide 9033691-01 Setup IP Multicast To setup IP multicasting on the switch: Highlight IP Multicasting Settings from the

9033691-01 VH-2402-L3 Management Guide 55 . Figure 1-41. Multicast Interface Configuration This menu allows the assignment of a multicast routin

56 VH-2402-L3 Management Guide 9033691-01 bar. This will enable or disable IGMP for the IP interface entered above. Protocol: <INACT> This

9033691-01 VH-2402-L3 Management Guide 57 The Robustness Var:[2 ] field allows IGMP to be ‘tuned’ for sub-networks that are expected to lose a lot

58 VH-2402-L3 Management Guide 9033691-01 Figure 1-43. IGMP Static Member Configuration Parameter Description Action:<Add/Modify>This fiel

9033691-01 VH-2402-L3 Management Guide 59 Total Entries: Displays the total number of entries into the switch’s IGMP Static Member table. DVMRP &l

60 VH-2402-L3 Management Guide 9033691-01 DVMRP resembles the Routing Information Protocol (RIP), but is extended for multicast delivery. It reli

9033691-01 VH-2402-L3 Management Guide 61 interface. The DVMRP route cost is a relative number that represents the real cost of using this route i

Notice 9033691-01 VH-2402-L3 Management Guide vii TCP/IP ...150 Packet H

62 VH-2402-L3 Management Guide 9033691-01 Figure 1-45. PIM-DM Interface Configuration The Protocol Independent Multicast – Dense Mode (PIM-DM)

9033691-01 VH-2402-L3 Management Guide 63 Parameter Description Interface Name:[ ] Allows the entry of the name of the IP interface for whi

64 VH-2402-L3 Management Guide 9033691-01 is Disabled. Port Mirroring To configure a port for port mirroring: Highlight Mirroring from the Main M

9033691-01 VH-2402-L3 Management Guide 65 Figure 1-47. Target Port Selection The target port is the port where information will be duplicated an

66 VH-2402-L3 Management Guide 9033691-01 Source Port [24] Allows the entry of the port number of the port to be mirrored. This port is the sourc

9033691-01 VH-2402-L3 Management Guide 67 below is a member of. MAC Address:[ ]Allows the entry of the MAC address of the station for whic

68 VH-2402-L3 Management Guide 9033691-01 Highlight MAC Address Filter and press enter. Figure 1-51. Setup MAC Address Filter When the switch

9033691-01 VH-2402-L3 Management Guide 69 (Destination), and Either, corresponding to whether the MAC address entered above will be transmitting pa

70 VH-2402-L3 Management Guide 9033691-01 Figure 1-53. IP Address Filtering Setup Parameter Description Action:<Add/Modify>This field ca

9033691-01 VH-2402-L3 Management Guide 71 Figure 1-54. Forwarding Menu – Layer 2 Highlight MAC Address Forwarding from the Forwarding Menu and

72 VH-2402-L3 Management Guide 9033691-01 MAC Address:[ ] Allows the entry of the MAC address of an end station that will be entered into the

9033691-01 VH-2402-L3 Management Guide 73 Parameter Description Action:<Add > The field can be toggled between Add and Delete using the sp

74 VH-2402-L3 Management Guide 9033691-01 Parameter Description Action:<Add/Modify>The field can be toggled between Add and Delete using the

9033691-01 VH-2402-L3 Management Guide 75 The factory default setting should cover the majority of installations. It is advisable to keep the def

76 VH-2402-L3 Management Guide 9033691-01 voting process between switches on the network to determine which switch will be the root switch. A low

9033691-01 VH-2402-L3 Management Guide 77 have to correspond to any name that has been previously entered in the switch’s configuration.

78 VH-2402-L3 Management Guide 9033691-01 Figure 1-60. STP Port Settings Toggle the View Ports:< > field to the range of ports t

9033691-01 VH-2402-L3 Management Guide 79 It is advisable to define an STP Group to correspond to a VLAN group of ports. Parameter Description View

80 VH-2402-L3 Management Guide 9033691-01 Port trunking allows several ports to be grouped together and to act as a single link. This gives a ban

9033691-01 VH-2402-L3 Management Guide 81 Parameter Description Group ID:[1] This field can be toggled between any one of the six possible port tr

9033691-01 VH-2402-L3 Management Guide 1 1. Configuring the Switch Using the Console Interface The VH-2402-L3 supports a console management interf

82 VH-2402-L3 Management Guide 9033691-01 Switch Utilities Layer 2 Switch Utilities To access the Switch Utilities menu, highlight Utilities from

9033691-01 VH-2402-L3 Management Guide 83 Figure 1-63. Upgrade Firmware Enter the IP address of the TFTP server in the Server IP Address:[

84 VH-2402-L3 Management Guide 9033691-01 Figure 1-64. Download Configuration File Enter the IP address of the TFTP server and specify the loc

9033691-01 VH-2402-L3 Management Guide 85 Figure 1-65. Upload Setting File Enter the IP address of the TFTP server and the path and filename of

86 VH-2402-L3 Management Guide 9033691-01 Enter the IP address of the TFTP server and the path and filename for the history log on the TFTP server

9033691-01 VH-2402-L3 Management Guide 87 Highlight Utilities on the Main Menu and press Enter. Highlight BOOTP/DHCP Relay on the Switch Utilities

88 VH-2402-L3 Management Guide 9033691-01 determine whether to forward a given BOOTP or DHCP packet. Figure 1-69. BOOTP/DHCP Relay Interface

9033691-01 VH-2402-L3 Management Guide 89 DNS Relay To enter the IP addresses of DNS servers (for the DNS Relay service): Highlight DNS Relay on t

90 VH-2402-L3 Management Guide 9033691-01 Status:<Disabled> bar between Disabled and Enabled. This determines if the static DNS table wil

9033691-01 VH-2402-L3 Management Guide 91 Network Monitoring The VH-2402-L3 provides extensive network monitoring capabilities that can be viewed u