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Chapter 2: Overview

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Table 2-1. LED descriptions.

LED

Color

Function

Systems LED (All models)

Power

Green

Lit when power is on

Reset

Used to restore management system

10/100 Ethernet TP Port 1 to 8 LEDs (LPB708A)

LINK/ACT

Green

Blinks when any traffic is present

Off when connection is not good

PoE

Green

Lit when PoE power is active

10/100 Ethernet TP Port 1 to 16 LEDs (LPB716A)

LINK/ACT

Green

Blinks when any traffic is present

Off when connection is not good

PoE

Green

Lit when PoE power is active

10/100 Ethernet TP Port 1 to 24 plus 2 Gigabit Combo Port LEDs (LPB724A)

LINK/ACT

Green

Blinks when any traffic is present

Off when connection is not good

PoE

Green

Lit when PoE power is active

1000M

Green

Lit when connected at 1000-Mbps

Содержание LPB708A

Страница 1: ...nks Complies with 802 af Power over Ethernet standard Supports Web based configuration and management Uses Auto MDI MDI X so you can use crossover or straight through cables Automatically determines port speed Housed in a desktop metal case with an internal power supply Includes PoE ON OFF remote control LPB708A LPB716A LPB724A ...

Страница 2: ...ference when the equipment is operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority t...

Страница 3: ...paratos incluyendo amplificadores que producen calor 11 El aparato eléctrico deberá ser connectado a una fuente de poder sólo del tipo descrito en el instructivo de operación o como se indique en el aparato 12 Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada 13 Los cables de la fuente de poder deben ser guiados de tal manera que no sean pi...

Страница 4: ...ss 16 4 Operation of Web based Management 18 4 1 Web Management Home Overview 19 4 2 Administrator 19 4 2 1 Authentication Configuration 20 4 2 2 System IP Configuration 20 4 2 3 System Status 21 4 2 4 Load Default Setting 22 4 2 5 Firmware Update 22 4 2 6 Reboot Device 22 4 3 Port Management 22 4 3 1 Port Configuration 23 4 3 2 Port Mirroring 23 4 3 3 Bandwidth Control 24 4 3 4 Broadcast Storm Co...

Страница 5: ... Tree 36 4 8 1 STP Bridge Setting 36 4 8 2 STP Port Setting 37 4 9 Trunking 38 4 10 Backup Recovery 40 4 11 Miscellaneous Setting 40 4 12 Logout 41 5 Troubleshooting 42 6 IP Address Assignment 43 6 1 IP Address 43 6 2 Subnet Mask 43 6 3 Default Gateway 44 6 4 DNS 45 ...

Страница 6: ... IEEE 802 1p QoS IEEE 802 1x Port based Network Access Control IEEE 802 1d Spanning Tree Protocol IEEE 802 1w Rapid Spanning Tree Protocol Switching Method Store and forward Transmission Media 10BASE T CAT3 4 5 UTP STP 100BASE TX CAT5 UTP STP Transmission Mode 10 100Mbps support full or half duplex Transmission Speed 10 100 Mbps for TP Connectors LPB708A 8 RJ 45 LPB716A 16 RJ 45 LPB724A 24 RJ 45 2...

Страница 7: ...uration Port Mirroring Bandwidth Control Broadcast Strom Control PoE On Off Setting QoS Setting Up to 4 queues RSTP STP Rapid Spanning Tree Protocol VLAN Function Port Based 802 1Q Tagged up to 256 active VLANs in one switch VLAN Setting Port based Tag based VLAN ID 1 4094K Security Filter MAC address filtering TCP UDP filtering Trunking 2 groups 1 4 ports for each group ...

Страница 8: ...oints IP phones and other PoE supported devices enabling them to be deployed at difficult places such as on high walls and ceilings where AC power outlets are not readily available QoS Supports Quality of Service by the IEEE 802 1P standard There are four priority queues enabling users to run bandwidth sensitive applications such as streaming multimedia and VoIP in network Spanning Tree Supports I...

Страница 9: ...D Indicators AC Power Input 24 RJ 45 TP Ports 2 Combo UTP SFP Ports LED Indicators 8 RJ 45 TP ports 2 4 Front and Back Panels 2 4 1 Front Panel LPB708A LPB716A LPB724A Figure 2 1 LPB708A LPB716A LPB724A Front panels 2 4 2 Back Panel Figure 2 2 Back panel 16 RJ 45 TP ports ...

Страница 10: ...8 16 24 Port 10 100 PoE PSE Web Smart Switch 724 746 5500 l www blackbox com 10 2 5 LED Indicators Figure 2 3 LED Indicators LPB716A LPB724A LPB708A ...

Страница 11: ...s present Off when connection is not good PoE Green Lit when PoE power is active 10 100 Ethernet TP Port 1 to 16 LEDs LPB716A LINK ACT Green Blinks when any traffic is present Off when connection is not good PoE Green Lit when PoE power is active 10 100 Ethernet TP Port 1 to 24 plus 2 Gigabit Combo Port LEDs LPB724A LINK ACT Green Blinks when any traffic is present Off when connection is not good ...

Страница 12: ...t the above steps as needed for each RJ 45 port that you want to connect to a 10 100 TP device The switch is now ready to operate 3 1 2 Installing an Optional SFP Transceiver Module NOTE If you do not plan to install SFP fiber transceivers in the LPB724A switch s ports 25 26 skip this section Slide the fiber transceiver module into one of the two open module slots in the switch as shown in Figure ...

Страница 13: ...both sides of the switch Wear a grounding device for electrostatic discharge 1 Using two screws included attach the rackmount ears to the switch s left and right sides See Figure 3 2 2 Line up the mounting holes on the switch assembly the switch with rackmount ears installed with the mounting holes on a 19 wiring closet rack Install two screws included to hold the switch in place in the rack Figur...

Страница 14: ...s requirements in a half duplex network segment collision domain For full duplex operation this doesn t apply 3 5 Typical Network Topology in Deployment A hierarchical network with minimum switch levels may reduce the timing delay between server and client station This will minimize the number of switches in any one path lower the possibility of network loops and improve network efficiency If more...

Страница 15: ...nager has to assign different names for each VLAN groups at one switch Case 2b Port based VLAN See Figure 3 5 VLAN 1 VLAN 2 VLAN 3 VLAN4 Figure 3 5 Port based VLAN diagram 1 VLAN1 members can not access VLAN2 VLAN3 and VLAN4 members 2 VLAN2 members can not access VLAN1 and VLAN3 members but they can access VLAN4 members 3 VLAN3 members can not access VLAN1 VLAN2 and VLAN4 4 VLAN4 members can not a...

Страница 16: ...ask to 255 255 255 0 Then choose your default gateway for example 10 1 1 254 Default Value LPB708A LPB716A Your Network Setting IP Address 192 168 2 1 10 1 1 1 Subnet 255 255 255 0 255 255 255 0 Default Gateway 192 168 2 254 10 1 1 254 After completing these settings in the switch it will reboot so the configuration will take effect After this step you can operate the management through the networ...

Страница 17: ...o setup the same subnet mask between them But subnet mask may be different for the PC at the remote site See the following about the switch s default IP address information Default IP address 192 168 2 1 Default ID admin Default Password admin 2 Run a web browser and follow the menu Figure 3 7 Login screen for Web ...

Страница 18: ...ee status port aggregation status VLAN and priority status and so on The default values of the managed switch are listed in the table below IP Address 192 168 2 1 Subnet Mask 255 255 255 0 Default Gateway 192 168 2 254 ID admin Password admin Type http 192 168 2 1 in the address row in a browser it will show the following screen Figure 4 1 and ask you to enter the ID and password in order to login...

Страница 19: ...ure 4 2 Layout of screen for web management 4 1 Web Management Home Overview After you login the screen shown in Figure 4 3 appears Select one of the configurations by clicking on the icon in the configuration bar Figure 4 3 Home screen of web management interface 4 2 Administrator In this configuration you can configure following functions by clicking the sub icons Authentication Configuration Sy...

Страница 20: ...ve your username and password safely Figure 4 4 Authentication Configuration screen 4 2 2 System IP Configuration Function name System IP Configuration Function description Change the default IP address and gateway of the switch Parameter description IP Address This is the IP address of this switch Subnet Mask Subnet Mask of this switch Gateway The gateway s IP address It should be in the same dom...

Страница 21: ...ers of this switch System Version The system s firmware version number Idle Time Security You can setup the idle time limitation from 1 30 minutes 0 means no idle time is allowed You can also select which actions you d like once the idle time is out There are two options Auto Logout means that the system will logout once the idle time is out You need to login to the system again if you want to get...

Страница 22: ... IP address user name and password Figure 4 7 Screen of Load Default Setting 4 2 5 Firmware Update Function name Firmware Update Function description Load the firmware to the switch Parameter description Type in your login password to get authentication to load the firmware Figure 4 8 Firmware Update screen 4 2 6 Reboot Device Function name Reboot Device Function description Reboot the system 4 3 ...

Страница 23: ...ing Enable or disable MAC address learning for the selected port Select Port No By ticking the port numbers you can activate the above functions On the bottom of the screen the system will show each port s configuration and connection status Figure 4 9 Port Configuration screen 4 3 2 Port Mirroring Function name Port Mirroring Function description Port Mirroring is used to mirror traffic RX TX or ...

Страница 24: ...ion You can limit the bandwidth of received and transmitted frames to each port Parameter description Port Number Select the port you want to configure Tx Rate Value Set the transmission rate to the selected port The value can be from 0 255 0 means full speed Rx Rate Value Set the receiving rate to the selected port The value can be from 0 255 0 means full speed Resolution You can choose low or hi...

Страница 25: ...ption Threshold Set the threshold from 1 63 The threshold value is as follows Connection Speed Threshold Value 1 2 3 62 63 10 Mbps 0 2K pps 0 4K pps 0 8K pps 12 6K pps 12 8K pps 100 Mbps 2K pps 4K pps 8K pps 126K pps 128K pps Enable Port Select the port you want to enable broadcast storm control Figure 4 12 Broadcast Storm Control screen 4 3 5 PoE Function name PoE Function description You can ena...

Страница 26: ...Function name VLAN Mode Function description Choose which VLAN mode you want to configure The switch supports Port based and Tag based Figure 4 14 VLAN Mode screen 4 4 2 Port based VLAN VLAN Member Function name VLAN Member Function description When you enable Port based VLAN you need to configure VLAN members for each port Parameter description Port Number Choose which port you want to add Port b...

Страница 27: ...sed VLAN Member Setting screen 4 4 3 Tag based VLAN Function name Tag based VLAN Function description When you enable tag based VLAN you need to configure the packet forwarding options first Parameter description Outgoing Packets You can select one of three options to forward the packets ...

Страница 28: ...ber by VID VLAN ID Each tag based VLAN you build must be assigned a VLAN ID A valid VLAN ID is 1 4094 You can create up to 4094 Tag VLAN groups VLAN Member Select the port you want to add to the specified VLAN ID PVID Selection This is for the Private VLAN configuration If you need use PVLAN Private VLAN function on Switch you need to Create a VLAN as primary VLAN and set the VLAN ID to 2 Then evo...

Страница 29: ... This sets the switch VLAN into VLAN Per Port When you enable this setting all the original VLAN settings will be replaced by this method This is easier if you want to configure your VLAN as Port 1 2 Port 1 3 Port 1 4 as a separate VLAN Parameter description Destination Port Number Choose the port to be the destination port Disable Port Choose the port that you don t want to be a separate VLAN ...

Страница 30: ...unter Category Function name Counter Category Function description You can read the transmitting and receiving packet of the connected ports in this screen Parameter description Current Mode Selection Display the number of receive and transmit packets transmit packets and collisions receive packets and drop packets or receive packets and CRC error ...

Страница 31: ...ion Mode There are three Priority Modes to select First In First Service The first receiving packet will be firstly transmitted All High Before Low All packets will be assigned to either high priority queue or low priority queue 4 Queue WRR Weight Round Robin Set the ratio of the transmitting packet Figure 4 20 Priority Mode screen 4 6 2 Class of Service Function name Class of Service Function des...

Страница 32: ... TCP UDP Function name TCP UDP Port Function description You need to configure the queue priority for each TCP and UDP service Just select the priority queue by the service type you want to enable and the switch also allow you to define three TCP UDP queues Figure 4 21 TCP UDP Port configuration screen ...

Страница 33: ...8 LF will automatically recognize the IP version and capture either the TOS field IPv4 or Traffic Class IPv6 Parameter description IP TOS DS Priority Setting Set the packet with specified IP header for a different priority queue IP TOS DS Port Setting Select the ports you want to apply to IP TOS DS priority Figure 4 22 IP TOS DS configuration 4 6 5 Class of Service 802 1p Function name 802 1p Func...

Страница 34: ...users from connecting to the network 4 7 1 MAC Address Configuration Function name MAC Address Configuration Function description Set the specified MAC address to be activated on the selected port Parameter description MAC Address Type in the MAC address you want to filter Select Port Choose the port you want to filter via a specified MAC address Binding Enable this function to allow the packet wi...

Страница 35: ...he specified port and allow other protocol packets to be forwarded Allow means that only the selected TCP UDP protocol types will be forwarded to the specified port and other protocols packet will be dropped Secure Port Select the port you want to filter NOTE Set the secure WAN port to the physical port that is connected to the server Once this function is enabled the switch will check the destina...

Страница 36: ...ent loops The Spanning Tree Protocol STP is a standard method IEEE 802 1D used to prevent loops in switched networks When STP is enabled make sure that only one path is active between any two nodes on the network at a time You can enable Spanning Tree Protocol on the switch s web management and then set up other advanced items We recommend that you enable STP on all switches to ensure a single act...

Страница 37: ...e root bridge forward delay time This figure is set for the root bridge only The forward delay time is the time spent from Listening state moving to Learning state and also from Learning state moving to Forwarding state of a port in bridge The forward delay time contains two states Listening state to Learning state and Learning state to Forwarding state It assumes that the forward delay time is 15...

Страница 38: ...s high as a single Fast Ethernet port has Parameter description System Priority This is for the LACP system priority and only valid when you choose LACP link aggregation Use it to set the priority part of the LACP system ID LACP will only aggregate together the ports whose peer link partners are all on a single system Each system that supports LACP will be assigned a globally unique System Identif...

Страница 39: ...gate Mode Figure 4 29 Trunking configuration screen for LACP Member Choose the trunking ports you want to enable in the link group 1 and 2 State Enable or disable the link group state Type Choose the link aggregation type static or LACP LACP A port use LACP as its trunk method to get aggregated with other ports also using LACP Static A port use Static Trunk as its trunk method to get aggregated wi...

Страница 40: ... configuration from a specified local drive of your PC Parameter description Backup Click Download to save the settings to your PC Recovery Select a file and key in the password Click Update to confirm the settings Figure 4 31 Backup Recovery screen 4 11 Miscellaneous Setting Function name Miscellaneous Setting Function description This page that allows you to configure some additional functions s...

Страница 41: ...MP Snooping can not tell the multicast packet from the broadcast packet so it can only treat them all as broadcast packets Without IGMP Snooping the multicast packet forwarding function is plain and nothing is different from a broadcast packet A switch supports IGMP Snooping with query report and leave functions A type of packet exchanged between IP Multicast Router Switch and IP Multicast Host ca...

Страница 42: ...heck the link act status of Computer C on the LED indicator Try another network device on this connection The network configuration of Computer C may be incorrect Please verify the network configuration on Computer C Q The uplink connection function fails to work A The connection ports on another switch must be connection ports Please check if connection ports are used on that Managed Switch Pleas...

Страница 43: ...loopback function Class B The IP address ranges between 128 0 0 0 and 191 255 255 255 Each class B network has a 16 bit network prefix followed by a 16 bit host address There are 16 384 214 16 networks that can be defined with a maximum of 65534 216 2 hosts per network Class C The IP address ranges between 192 0 0 0 and 223 255 255 255 Each class C network has a 24 bit network prefix followed by a...

Страница 44: ... 512 510 22 1024 1022 21 2048 2046 20 4096 4094 19 8192 8190 18 16384 16382 17 32768 32766 16 65536 65534 According to the scheme above a subnet mask 255 255 255 0 will partition a network with the class C It means that a maximum of 254 effective nodes will exist in this sub netted network and is considered a physical network in an autonomous network So it owns a network IP address such as 168 1 2...

Страница 45: ...enter 255 255 255 0 Any subnet mask such as 255 255 255 x is allowable in this case 6 4 DNS The Domain Name Server translates human readable machine name to IP address Every machine on the Internet has a unique IP address A server generally has a static IP address To connect to a server the client needs to know the IP of the server However user generally uses the name to connect to the server Thus...

Страница 46: ...LPB708A rev 2 ...

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