HP ProCurve 2520-PoE Скачать руководство пользователя страница 95 | Manualshive

Страница: 95 / 101

background image

Index – 1

Numerics

10/100Base-TX ports

location on switch … 1-3

1000Base-BX … A-5

fiber-optic cable specifications … A-5

1000Base-LH … A-5

fiber-optic cable specifications … A-5

1000Base-T

1000Base-T

fiber-optic cable specifications … A-5

A

AC power connector

location on back of switch … 1-9

acoustic specifications … A-2
auto MDI/MDI-X operation … A-10, A-12

HP Auto-MDIX feature … A-8

B

back of switch

description … 1-9
power connector … 1-9

backbone switch

topology with … 2-25

basic switch configuration

IP address … 3-2
manager password … 3-2
subnet mask … 3-2
Switch Setup screen … 3-2

basic troubleshooting tips … 4-1
Bootp

automatic switch configuration … 3-1
for in-band access … 2-20

BTU ratings … A-2
buttons

Clear button … 1-8
Reset button … 1-8

C

cabinet

mounting the switch in … 2-8

cables

connecting cables to switch ports … 2-17
effects of non-standard cables … 4-2
infrastructure requirements … 2-5
serial, for direct console connection … 2-21

cables, twisted pair

category 3, 4, 5 … A-8
cross-over cable pin-out … A-11
MDI-X to MDI connections … A-10, A-12
MDI-X to MDI-X connections … A-11
pin-outs … A-10, A-12
straight-through cable pin-out … A-10, A-12
switch-to-computer connection … A-10, A-12
switch-to-switch or hub connection … A-11

cables, twisted-pair

HP Auto-MDIX feature … A-8
wiring rules … A-8

cables, twisted-pair connector pin-outs … A-8
cabling infrastructure … 2-5
Clear button

deleting passwords … 1-8
description … 1-8
location on switch … 1-3, 1-8
restoring factory default configuration … 1-8,

4-12

to delete password protection … 3-4

CLI prompt, console

displaying … 2-21

configuration

checking when troubleshooting … 4-3
DHCP/Bootp … 3-1
IP address … 3-2
IP address, manually … 3-2
manager password … 3-2
restoring factory defaults … 1-8, 4-12
subnet mask … 3-2
Switch Setup screen … 3-2

connecting the switch to a power source … 2-15

Index

«
...
93
94
95
96
97
...
»

Содержание ProCurve 2520-PoE

Страница 1: ...HP ProCurve 2520G PoE Switches Installation and Getting Started Guide Power over Ethernet ...

Страница 2: ......

Страница 3: ...HP ProCurve 2520G PoE Switches Installation and Getting Started Guide ...

Страница 4: ...t forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Hewlett Packard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett Packard Warranty See the ...

Страница 5: ...ded Parts 2 1 Installation Precautions 2 3 Installation Procedures 2 4 1 Prepare the Installation Site 2 5 2 Verify the Switch Passes Self Test 2 6 LED Behavior 2 8 3 Mount the Switch 2 8 Rack or Cabinet Mounting 2 8 Rack Mounting the Switch 2520G 24 PoE 2 9 Rack Mounting the Switch 2520G 8 PoE 2 11 Wall or Under Table Mounting 2 13 Horizontal Surface Mounting 2 14 Using a Kensington Security Cabl...

Страница 6: ...e to Go From Here 3 3 Using the IP Address for Remote Switch Management 3 5 Starting a Telnet Session 3 5 Starting a Web Browser Session 3 5 4 Troubleshooting Basic Troubleshooting Tips 4 1 Diagnosing with the LEDs 4 4 LED patterns for General Switch Troubleshooting 4 4 LED Patterns for PoE Troubleshooting 4 8 Proactive Networking 4 9 Hardware Diagnostic Tests 4 10 Testing the Switch by Resetting ...

Страница 7: ...atch Cord A 6 Twisted Pair Cable Connector Pin Outs A 8 Straight through Twisted Pair Cable for 10 Mbps or 100 Mbps Network Connections A 10 Cable Diagram A 10 Pin Assignments A 10 Crossover Twisted Pair Cable for 10 Mbps or 100 Mbps Network Connection A 11 Cable Diagram A 11 Pin Assignments A 11 Straight Through Twisted Pair Cable for 1000 Mbps Network Connections A 12 Cable Diagram A 12 Pin Assi...

Страница 8: ...vi Japan B 8 Korea B 9 Taiwan B 9 European Community B 10 D Recycle Statements Waste Electrical and Electronic Equipment WEEE Statements D 1 Index ...

Страница 9: ...four of which are dual personality ports ports 21 through 24 Power over Ethernet or PoE power Both 2520G PoE switches support PoE technology which allows IP telephones wireless LAN Access Points and other appliances to receive power as well as data over existing LAN cabling without needing to modify the existing Ethernet infrastructure The Switch 2520G 24 PoE is designed with an internal PoE power...

Страница 10: ...BICs these products support optional network connectivity with the following speeds and technologies Table 1 1 Optional Network Connectivity Speeds and Technologies Transceiver Form Factor and Connector Speed Technology Cabling1 SFP mini GBIC Connector 100 Mbps 100 FX Fiber multimode LC 100 BX Fiber single mode LC 1 Gbps 1000 SX Fiber multimode LC 1000 LX Fiber multimode or single mode LC 1000 LH ...

Страница 11: ...9298A Power Fault and Locator LEDs Test and Status LEDs Switch port LEDs LED Mode select button and indicator LEDs Reset and Clear buttons 10 100 1000Base T RJ 45 ports1 Dual personality ports 1000Base T2 and mini GBIC Console Port Reset and Clear buttons LED Mode select button and indicator LEDs 10 100 1000Base T RJ 45 ports1 Dual personality ports 1000Base T2 and Mini GBIC Switch port LEDs PoE F...

Страница 12: ... The Locator LED is used to locate a specific switch in an area full of switches TheLEDcanbesettobeonsolidorflashforaspecifiednumber of minutes 1 1440 The default is 30 minutes Use the command chassislocate PoE green orange On green Flashing orange2 Flashing orange1 Normal operation The switch is ready to supply PoE power One or more ports has experienced a fault condition for PoE delivery The Fau...

Страница 13: ...es off The Test LED also comes on briefly when you hot swap a mini GBIC into the switch the mini GBIC is tested when it is hot swapped Flashing orange2 A component of the switch has failed its self test The switch Fault LED Test LED and the failed component LED will flash simultaneously 1 The flashing behavior is an on off cycle once every 0 8 seconds approximately a fast flash 2 The flashing beha...

Страница 14: ...t and SelfTest LEDs will flash simultaneously Mode green 2 Depending on the mode selected displays the following network activity information connection duplex mode connection speed information PoE power delivery status See LED Mode Select Button and Indicator LEDs below for more information Mini GBIC LEDs Link2 Flashing green One of the following conditions exist the mini GBIC is not supported by...

Страница 15: ...2520G PoE switches have two LEDs per port The Link status is always shown by the Link LED The operation of the Mode LED is controlled by the LED Mode select button and the current setting is indicated by the LED Mode indicator LEDs near the button Press the button to step from one view mode to the next The default view is Activity Act Switch LEDs Mode Meaning Port Mode indicator LEDs 4 green LEDs ...

Страница 16: ...is used for Deleting Passwords When pressed by itself for at least one second the button deletes any switch console access passwords that you may have configured Use this feature if you have misplaced the password and need console access This button is provided as a convenience however if you areconcerned withthesecurityofthe switch configurationandoperation you should make sure the switch is inst...

Страница 17: ...re no voltage range settings required The Switch 2520G 8 PoE also does not have a power switch It is powered on when the external AC DC power adapter is connected to the switch and to a power source The external AC DC power adapter supplies 48 volts DC to the switch and automatically adjusts to any AC voltage between 100 240 volts and either 50 or 60 Hz No voltage range settings are required DC po...

Страница 18: ... work Automatic learning of the hardware addresses in each switch s 8000 address forwarding table with configurable address aging value Automatically negotiated full duplex operation for the 10 100 1000 RJ 45 ports when connected to other auto negotiating devices a Save Power mode option that keeps port LEDs turned off except for when the LED Mode select button is pressed an automatic low power mo...

Страница 19: ... and Configuration Guide which isonthe ProCurve Website atwww hp com go procurve manuals Youmay want to bookmark this Web page for easy access in the future Save Power Mode A Save Power mode feature can be configured through the console Save Power mode can be used to turn off port LEDs unless the LED Mode button is pressed In addition it can configure the LAN ports to operate at low power if a lin...

Страница 20: ......

Страница 21: ...information Switch 2520G 24 PoE Switch 2520G 8 PoE Kit number 5069 6535 Contains two mounting brackets eight 8 mm M4 screws to attach the mounting brackets to the switch four 5 8 inch number 12 24 screws to attach the switch to a rack four rubber feet Kit number 5070 6881 Contains two mounting brackets 1 four 8 mm M4 screws to attach the mounting brackets to the switch four rubber feet cable tie f...

Страница 22: ...g Kong Singapore United States Canada Mexico 8121 0833 8120 8377 8120 6802 8120 6806 8121 0772 8120 6799 8120 6804 8120 6808 8120 6807 8121 0667 8121 0964 8120 8709 8120 6805 External AC DC Power Adapter All countries regions 5070 6082 Power Cords for AC DC Power Adapter Australia China Continental Europe Denmark India Israel Japan South Africa Switzerland Thailand United Kingdom Hong Kong Singapo...

Страница 23: ...quirements In addition be sure to use a power cord displaying the mark of the safety agency that defines the regulations for power cords in your country The mark is your assurance that the power cord can be used safely with the switch If the supplied power cord does not fit contact ProCurve Networking support When installing the switch the AC outlet should be near the switch and should be easily a...

Страница 24: ... Connect power to the switch page 2 15 Once the switch is mounted plug it into the main power source 5 Connect the network devices page 2 17 Using the appropriate network cables connect the network devices to the switch ports 6 Optional Install mini GBICs page 2 18 The switch has two or four slotsforinstalling mini GBICs Depending onwhere youinstallthe switch it may be easier to install the mini G...

Страница 25: ... Specifications for more information Installation Location Before installing the switch plan its location and orientation relative to other devices and equipment In the front of the switch leave at least 7 6 cm 3 inches of space for the twisted pair and fiber optic cabling In the back of the switch leave at least 3 8 cm 1 1 2 inches of space for the power cord On the sides of the switch leave at l...

Страница 26: ...d electrical outlet For the Switch 2520G 8 PoE connect the AC DC adapter s power cord to the power connector on the back of the switch and then plug the AC DC power adapter into a nearby properly grounded electrical outlet Figure 2 1 Connecting the power cord N ot e The Switch 2520G 24 PoE does not have a power switch It is powered on when the power cord is connected to the switch and to a power s...

Страница 27: ...witch s current requirements In addition be sure to use a power cord displaying the mark of the safety agency that defines the regulations for power cords in your country The mark is your assurance that the power cord can be used safely with the switch If the supplied power cord does not fit contact ProCurve Networking support Ca ut ion Use only the AC DC power adapter and power cord if applicable...

Страница 28: ...s are not connected to active network devices the Link and Mode LEDs will stay off If the LED display is different than what is described above especially if the Fault and Test LEDs stay on for more than 60 seconds or they start flashing the self test has not completed correctly Refer to chapter 4 Troubleshooting for diagnostic help 3 Mount the Switch After the switch passes self test it is ready ...

Страница 29: ...24 screws that are supplied with the switch Rack Mounting the Switch 2520G 24 PoE 1 Use a 1 Phillips cross head screwdriver and attach the mounting brackets to the switch with the included 8 mm M4 screws Figure 2 3 Attaching mounting brackets WA R NI NG For safe reliable installation only use the screws provided in the accessory kit to attach the mounting brackets to the switch N ot e The mounting...

Страница 30: ...d the switch with attached brackets up to the rack and move it vertically until rack holes line up with the bracket holes then insert and tighten the four number 12 24 screws holding the brackets to the rack Figure 2 4 Mounting in a rack Install 12 24 screws ...

Страница 31: ...M4 screws Figure 2 5 Attaching mounting brackets N ot e The mounting brackets have multiple mounting holes and can be rotated allowing for a wide variety of mounting options These include mounting the switch so that its front face is flush with the face of the rack or mounting it in a more balanced position WA R NI NG For safe reliable installation only use the screws provided in the accessory kit...

Страница 32: ...d the switch with attached brackets up to the rack and move it vertically until rack holes line up with the bracket holes then insert and tighten the four number 12 24 screws holding the brackets to the rack Figure 2 6 Mounting in a rack Install 12 24 screws ...

Страница 33: ... ports must be facing up Do not mount the switch with ports facing down Ca ut ion The switch should be mounted only to a wall or wood surface that is at least 1 2 inch 12 7 mm plywood or its equivalent 1 Use a 1 Phillips cross head screwdriver and attach the mounting brackets to the switch with the included 8 mm M4 screws 2 Attach the switch to the wall or wood surface with two 5 8 inch number 12 ...

Страница 34: ... switch from sliding on the surface Attach the rubber feet to the four corners on the bottom of the switch within the embossed angled lines Use a sturdy surface in an uncluttered area You may want to secure the networking cables and switch power cord to the table leg or other part of the surface structure to help prevent tripping over the cords Ca ut ion Ensure the air flow is not restricted aroun...

Страница 35: ...er security cable not included to attach the switch to an immovable object Figure 2 10 Using a Security Cable 4 Connect the Switch to a Power Source 1 For the Switch 2520G 24 PoE plug the included power cord into the switch s power connector and into a nearby AC power source For the Switch 2520G 8 PoE plug the AC DC adapter s power cord into the switch and then plug the AC DC power adapter into a ...

Страница 36: ...ring self test See LED Behavior on page 2 8 Figure 2 11 Connecting the power cord on the Switch 2520G 24 PoE 3 For the Switch 2520G 8 PoE use the included cable tie to secure the power cord to the switch Figure 2 12 Securing the power cord on the Switch 2520G 8 PoE cable tie ...

Страница 37: ...n power is on for the switchandfortheconnecteddevice the Link LED for the port should lighttoconfirmapowered ondevice for example an end node is at the other end of the cable If the Link LED does not go on when the network cable is connected to the port see Diagnosing with the LEDs in chapter 4 Troubleshooting To disconnect Press the small tab on the plug and pull the plug out of the port RJ 45 co...

Страница 38: ... slot the associated RJ 45 port is disabled and cannot be used Ensure the network cable is NOT connected when you install or remove a mini GBIC Ca ut ion Use only supported genuine HP ProCurve mini GBICs with your switch Non ProCurve mini GBICs are not supported and their use may result in product malfunction Should you require additional HP ProCurve mini GBICs contact your ProCurve Networking Sal...

Страница 39: ... plastic collar push the tab or collar toward the switch until you see the mini GBIC release from the switch you can see it move outward slightly and then pull it from the slot To remove the mini GBICs that have the wire bail lower the bail until it is approximately horizontal and then using the bail pull the mini GBIC from the slot Replace the protective plastic cover on the mini GBIC Connecting ...

Страница 40: ...ds Out of band The 2520G PoE switches come with a serial cable for connecting a PC or VT 100 terminal to be used as a console directly to the switch In Band Access the console using Telnet from a PC or UNIX station on the network and a VT 100 terminal emulator This method requires that you firstconfigure the switch with an IPaddressand subnet maskby using either out of band console access or throu...

Страница 41: ...n serial connector first attach a 9 pin to 25 pin straight through adapter at one end of the console cable 2 TurnontheterminalorPC s power and if using a PC start the PC terminal program 3 Press Enter two or three times and you will see the copyright page and the message Press any key to continue Press a key and you will then see the switch console command CLI prompt for example ProCurve_2520G 24 ...

Страница 42: ...ing PoE Figure 2 16 Basic desktop configuration The2520G PoE switchesaredesignedto be usedasdesktopswitchestowhich end nodes printers and other peripherals and servers are directly connected as shown in the above illustration The switches can also supply PoE power to end devices such as IP telephones Switch 2520G 24 PoE Twisted pair straight through or crossover cables Server with Gigabit Ethernet...

Страница 43: ... send and receive data through the phone to the switch The end node devices are connected to the switch by straight through or crossover twisted pair cables Either cable type can be used because of the Auto MDIX feature on the 2520G PoE switches As a Segment Switch Implementing PoE Figure 2 17 Segment network configuration with PoE switches Server Switch 2510G 24 Gigabit fiber optic cable uplink S...

Страница 44: ...s WAPs have been connected to the Switch 2520G 24 PoE and a Switch 2520G 8 PoE Both the telephones and WAPs will receive PoE power from each of the switches Only devices directly connected to PoE switches can receive PoE power Devices connected to the non PoE switch cannot receive PoE power Because the 2520G PoE switches have the Auto MDIX feature the connections between the switches and end nodes...

Страница 45: ...E Switch as the Commander and give that switch an IP address Up to 15 other switches in the network can then easily be configured as Members of the stack and managed through the Commander s IP address The management includes Telnet access and Web browser interface access to the Commander and to each Member switch through the Commander For more information on stacking your switch see the Management...

Страница 46: ......

Страница 47: ...wser interface Other parameters in the Switch Setup screen can be left at their default settings or you can configure them with values you enter Many other features can be configured through the switch s console interface to optimize the switch s performance to enhance your control of the network traffic and to improve network security Once an IP address has been configured on the switch these fea...

Страница 48: ... the default display The CLI prompt appears for example ProCurve_2520G 24 PoE 2 At the prompt enter the setup command to display the Switch Setup screen The following illustration shows the Setup screen with the default settings Figure 3 1 Example console setup screen 3 Use the Tab key to select the Manager Passwordfield and enter a manager password of up to 16 printable ASCII characters 4 Tab to ...

Страница 49: ...s the menu interface Time Zone 0 none Optional 1440 to 1440 The number of minutes your location is to the West or East of GMT Community Name public Default setting recommended Spanning Tree Enabled No Default setting recommended unless STP is already running on your network or the switch will be used in complex network topologies Default Gateway blank Optional Enterthe IPaddress ofthenext hop gate...

Страница 50: ...ver from a Lost Manager Password If you cannot start a console session at the manager level because of a lost Manager password you can clear all passwords and user names by getting physical access to the switch and pressing and holding the Clear button for a full second ...

Страница 51: ... see the switch console command CLI prompt for example ProCurve_2520G 24 PoE Enter help or to see a list of commands that can be executed at the prompt Entering any command followed by help provides more detailed context help information about the command Entering any command followed by displays a list of options that are available at that point in the command entry Starting a Web Browser Session...

Страница 52: ......

Страница 53: ...9 hardware diagnostic tests page 4 10 restoring the factory default configuration page 4 12 downloading new software to the 2520G PoE switches page 4 13 HP Customer Support Services page 4 13 Basic Troubleshooting Tips Most problems are caused by the following situations Check for these items first when starting your troubleshooting Connecting to devices that have a fixed full duplex configuration...

Страница 54: ...ou have a valid network topology Common topology faults include excessive cablelengthandexcessive repeaterdelaysbetweenendnodes Ifyouhave network problems after recent changes to the network change back to the previous topology If you no longer experience the problems the new topology is probably at fault Sample topologies are shown at the end of chapter 2 in this book and some topology configurat...

Страница 55: ...ve been configured as disabled through software Use the switch console to determine the port s configuration and verify that there is not an improper or undesired configuration of any of the switch features that may be affecting the port For more information see the Management and Configuration Guide For more information on possible network problems and their solutions refer to the technical note ...

Страница 56: ...ee on your switch 2 Refer to the corresponding diagnostic tip on the next few pages Table 4 1 LED Error Indicators LED Pattern Indicating Problems Diagnostic Tips Power Fault Test Fan Port Link LED Off with powercord plugged in 1 1 1 1 On Prolonged On Prolonged On 1 1 On Flashing2 Flashing2 1 1 On Flashing2 Off Flashing2 1 On Flashing2 Flashing2 1 Flashing2 On Off Off 1 Off with cable connected On...

Страница 57: ...le Main Menu or by typing Show log at the Manager command prompt If necessary to resolve the problem contact your ProCurve Networking authorized network reseller or use the electronic support services from HP to get assistance See the Software License Warranty and Support booklet for more information Oneoftheswitch cooling fans may have failed 2520G 24 PoE Switch only Try disconnecting power from ...

Страница 58: ...eceive port is connected to the transmit port on the connected device For the dual personality 10 100 1000 T ports be sure a mini GBIC is not installed in the associated slot For1000Base Tconnections verifythenetworkcablingcomplieswiththeIEEE802 3ab standard The cable should be installed according to the ANSI TIA EIA 568 A 5 specifications Cable testing should comply with the stated limitations fo...

Страница 59: ...s the port status for Spanning Tree Also check the Port Status screen using the show interfaces command to see if the port has been configured as disabled Other switch features that may affect the port operation include VLANs and IGMP Use the switch console to see how the port is configured for these features Forsoftware troubleshootingtips see the chapter Troubleshooting in the Management and Con...

Страница 60: ... table for the LED pattern you see on your switch 2 Refer to the corresponding diagnostic tip Table 4 2 LED Error Indicators Diagnostic Tips LED Pattern Indicating Problems Diagnostic Tips Fault PoE Status Port Link Port Mode Off Fast Flash Orange Slow Flash Green Off Slow Flash Slow Flash Orange Slow Flash Green Off Tip Problem Solution PoE oversubscription condition All available PoE power is al...

Страница 61: ...and its network connections and to help you take advantage of these proactive networking features A graphical Web browser interface you can use to manage your switch from a PC running a supported Web browser for example Microsoft Internet Explorer and Netscape Communicator Afull featuredeasy to useconsoleinterfaceyoucanaccessbyconnecting a standard terminal or PC running a terminal emulator to the...

Страница 62: ...tch go off after approximately 50 seconds If these LEDs stay on longer than 60 seconds or begin flashing there may be a problem with the switch See Diagnosing with the LEDs on page 4 4 for information on interpreting the LED patterns Checking Console Messages Useful diagnostic messages may be displayed on the console screen when the switch is reset As described in chapter 2 under step 7 Connect a ...

Страница 63: ...y its MAC address Ping Test a network layer test used on IP networks that sends test packets to any device identified by its IP address These tests can be performed through the switch console interface from a terminal connected to the switch or through a Telnet connection or from the switch s Web browser interface For more information see the Management and Configuration Guide which is on the ProC...

Страница 64: ...on problems you should save the switch configuration prior to performing the factory default reset Then after the reset and resolution of the original problem you can restore the saved configuration to the switch For both the save and restore processes you can use the console copy command For more information on this command see the Management and Configuration Guide which is on the ProCurve Web s...

Страница 65: ...these services to get technical support The ProCurve Web site www hp com go procurve also provides up to date support information Additionally your HP authorized network reseller can provide you with assistance both with services that they offer and with services offered by HP Before Calling Support Before calling your networking dealer or HP Support to make the support process most efficient you ...

Страница 66: ......

Страница 67: ...9298A 25 4 cm 10 in 16 5 cm 6 5 in 4 4 cm 1 73 in 0 91 kg 2 01 lbs 2520G 24 PoE J9299A 44 3 cm 17 4 in 25 1 cm 9 88 in 4 4 cm 1 73 in 3 27 kg 7 21 lbs AC voltage Maximum current Frequency range 2520G 8 PoE J9298A 1 100 240 volts 1 5A 50 60 Hz 2520G 24 PoE J9299A 2 100 127 volts 200 240 volts 3 3A 50 60 Hz Operating Non Operating Temperature 2520G 8 PoE 2520G 24 PoE 0 C to 45 C 32 F to 113 F 0 C to...

Страница 68: ... nach DIN 45635 T 19 Noise Emission LpA 28 3 dB at virtual workspace according to DIN 45635 T 19 Safety Complies with EN 60950 1 2001 A11 2004 IEC 60950 1 2001 EN 60825 1 1994 A1 A2 IEC 60825 1 1993 A2 Class 1 Switch Model Combined BTU1 2520G 8 PoE 89 2520G 24 PoE 223 1 Includes switch and maximum number of PoE powered devices connected to the switch at 15 4 watts ...

Страница 69: ...SE T 100 FX IEEE 802 3u 100BASE FX EN IEC 60825 Class 1 Laser Product Laser Klasse 1 100 BX IEEE 802 3ah 100BASE BX10 EN IEC 60825 Class 1 Laser Product Laser Klasse 1 1000 SX IEEE 802 3z 1000BASE SX EN IEC 60825 Class 1 Laser Product Laser Klasse 1 1000 LX IEEE 802 3z 1000BASE LX EN IEC 60825 Class 1 Laser Product Laser Klasse 1 1000 LH not an IEEE standard EN IEC 60825 Class 1 Laser Product Lase...

Страница 70: ...patch cables that connect the switch and other end devices to the patch panels on your site The patch cables are frequently overlooked when testing cable and they must also comply with the cabling standards Table A 2 Cabling Specifications Twisted pair copper 10 Mbps Operation Category 3 4 or 5 100 ohm unshielded twisted pair UTP or shielded twisted pair STP cable complying with IEEE 802 3 10BASE ...

Страница 71: ...d pair copper N A up to 100 meters 1000 SX multimode fiber 160 MHz km 200 MHz km 400 MHz km 500 MHz km 2 220 meters 2 275 meters 2 500 meters 2 550 meters 1000 LX multimode fiber single mode fiber 400 MHz km 500 MHz km N A 2 550 meters 2 550 meters 2 10 000 meters 1000 LH single mode fiber N A 10 70 000 meters1 1000 BX single mode fiber N A 0 5 10 000 meters 1 For distances less than 20km a 10dB a...

Страница 72: ...ds of the network link The patch cord consists of a short length of single mode fiber cable coupled to graded index multimode fiber cable on the transmit side and only multimode cable on the receive side The section of single mode fiber is connected in such a way that it minimizes the effects of the differential mode delay in the multimode cable N ot e Most of the time if you are using good qualit...

Страница 73: ...istics of the multimode fiber in your network Most important the core diameter of the multimode patch cord must match the core diameter of the multimode cable infrastructure either 50 or 62 5 microns Tx Rx To network multimode cabling Mode Conditioning Patch Cord The multimode cable in the patch cord mustmatchthecharacteristicsofyour network cable Gigabit LX port Single mode section plugs into Tx ...

Страница 74: ...rd straight through cables or crossover cables If you happen to use a correctly wired crossover cable though the switch will still be able to automatically detect the MDI MDI X operation and link correctly to the connected device N ot e Using Fixed Configurations If the port configuration is changed to any of the fixed configurations though for example 100 Mbps full duplex the port operates as MDI...

Страница 75: ... supported by the IEEE 802 3u Type 100Base TX standard For 1000 Mbps connections 100 ohm Category 5e or better cabling is recommended To provide Power over Ethernet to the access point all 4 pairs must be connected for any network cable attached to this port the cable must meet ISO DIS 11801 Class D requirements and IEEE 802 3af requirements ...

Страница 76: ...ps Full Duplex the ports operate as MDI X ports and straight through cables must be then used for connections to PC NICs and other MDI ports Cable Diagram N ot e Pins 1 and 2 on connector A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 4 5 7 and 8 are not used in this application althou...

Страница 77: ...ports operate as MDI X ports and crossover cables must be then used for connections to hubs or switches or other MDI X network devices Cable Diagram N ot e Pins 1 and 2 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 4 5 7 and 8 are not used in this application although the...

Страница 78: ...tor A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 4 and 5 on connector A must be wired as a twisted pair to pins 4 and 5 on connector B Pins 7 and 8 on connector A must be wired as a twisted pair to pins 7 and 8 on connector B Pin Assignments For 1000Base T operation all four pairs of...

Страница 79: ...ent volt ages such aslightning or disturbancesin the electrical utilities power grid Handle exposed metal components ofthe networkwith caution Servicing There are no user serviceable parts inside these products Any servicing adjustment maintenance or repair mustbe performed only by service trained personnel These products do not have a power switch they are powered on when the power cord is plugge...

Страница 80: ...sions transitoires dangereuses telles que la foudre ou des perturba tions dans le réseau d alimentation public Manipulez les composants métalliques du réseau avec précautions Aucune pièce contenue à l intérieur de ce produit ne peut être réparée par l utilisateur Tout dépannage réglage entretien ou réparation devra être confié exclusivement à un personnel qualifié Cet appareil ne comporte pas de c...

Страница 81: ...t werden beispielsweise durch Blitz oder Störungen in dem Starkstromnetz des Elektrizitätswerks Bei der Handhabung exponierter Metallbestandteile des Netzwerkes Vorsicht walten lassen Dieses Gerät enthält innen keine durch den Benutzer zu wartenden Teile Wartungs Anpassungs Instandhaltungs oder Reparaturarbeiten dürfen nur von geschultem Bedienungspersonal durchgeführt werden Dieses Gerät hat kein...

Страница 82: ...LAN possono occasionalmente andare soggetti a pericolose tensioni transitorie ad esempio provocate da lampi o disturbi nella griglia d alimen tazione della società elettrica siate cauti nel toccare parti esposte in metallo della rete Nessun componente di questo prodotto può essere riparato dall utente Qualsiasi lavoro di riparazione messa a punto manutenzione o assistenza va effettuato esclusi vam...

Страница 83: ...que los cables de la LAN se vean sometidos de vez en cuando a voltajes momentáneos que entrañen peligro rayos o alteraciones en la red de energía eléctrica Manejar con precaución los componentes de metal de la LAN que estén al descubierto Este aparato no contiene pieza alguna susceptible de reparación por parte del usuario Todas las reparaciones ajustes o servicio de mantenimiento debe realizarlos...

Страница 84: ...B 6 Safety and EMC Regulatory Statements Safety Information Japan Safety Information Japan Ja pa n P o w er C o r d Wa r n i n g ...

Страница 85: ...B 7 Safety and EMC Regulatory Statements Safety Information China Safety Information China ...

Страница 86: ...n a commercial environment This equipment gener ates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause interference to radio communications Operation of this equipment in a residential area may cause interference in which case the user will be required to correct the interference at his own expense Canada This product comp...

Страница 87: ...B 9 Safety and EMC Regulatory Statements EMC Regulatory Statements Korea Taiwan ...

Страница 88: ...B 10 Safety and EMC Regulatory Statements EMC Regulatory Statements European Community ...

Страница 89: ...B 11 Safety and EMC Regulatory Statements EMC Regulatory Statements ...

Страница 90: ......

Страница 91: ...dstyret genvindes på en måde der beskytter både mennesker og miljø Yderligere oplysninger om hvor du kan aflevere kasseret udstyr til genvinding kan du få hos kommunen den lokale genbrugsstation eller i den butik hvor du købte produktet Seadmete jäätmete kõrvaldamine eramajapidamistes Euroopa Liidus See tootel või selle pakendil olev sümbol näitab et kõnealust toodet ei tohi koos teiste majapidami...

Страница 92: ...getrennte Sammlung und ordnungs gemäße Entsorgung Ihrer Altgeräte trägt zur Erhaltung der natürlichen Ressourcen bei und garantiert eine Wiederverwertung die die Gesundheit des Menschen und die Umwelt schützt Informationen dazu wo Sie Rücknahmestellen für Ihre Altgeräte finden erhalten Sie bei Ihrer Stadtverwaltung den örtlichen Müllentsorgungsbetrieben oder im Geschäft in dem Sie das Gerät erworb...

Страница 93: ...ritumiem Jūs atbildat par to lai nolietotās iekārtas tiktu nodotas speciāli iekārtotos punktos kas paredzēti izmantoto elektrisko un elektronisko iekārtu savākšanai otrreizējai pārstrādei Atsevišķa nolietoto iekārtu savākšana un otrreizējā pārstrāde palīdzēs saglabāt dabas resursus un garantēs ka šīs iekārtas tiks otrreizēji pārstrādātas tādā veidā lai pasargātu vidi un cilvēku veselību Lai uzzinā...

Страница 94: ...k sa nesmie likvidovať s domovým odpadom Povinnosťou spotrebiteľa je odovzdať vyradené zariadenie v zbernom mieste ktoré je určené na recykláciu vyradených elektrických a elektronických zariadení Separovaný zber a recyklácia vyradených zariadení prispieva k ochrane prírodných zdrojov a zabezpečuje že recyklácia sa vykonáva spôsobom chrániacim ľudské zdravie a životné prostredie Informácie o zberný...

Страница 95: ...itch ports 2 17 effects of non standard cables 4 2 infrastructure requirements 2 5 serial for direct console connection 2 21 cables twisted pair category 3 4 5 A 8 cross over cable pin out A 11 MDI X to MDI connections A 10 A 12 MDI X to MDI X connections A 11 pin outs A 10 A 12 straight through cable pin out A 10 A 12 switch to computer connection A 10 A 12 switch to switch or hub connection A 11...

Страница 96: ...ed pair cabling 4 11 downloading new switch software 4 13 E electrical specifications switch A 1 EMC regulatory statements B 8 environmental specifications BTU ratings A 2 environmental specifications switch A 1 F factory default configuration restoring 1 8 4 12 Fan Status LED 1 4 Fault LED 1 4 behavior during self test 2 8 behaviors 1 4 flashing definition 1 5 1 6 location on switch 1 3 showing e...

Страница 97: ...n on switch 1 3 mounting the switch in a rack or cabinet 2 8 precautions 2 3 on a horizontal surface 2 14 on a wall 2 13 precautions 2 13 Multiple Display Port LEDs 1 7 N network cables HP Auto MDIX feature A 8 required types 2 5 twisted pair connector pin outs A 8 twisted pair wiring rules A 8 network devices connecting to the switch 2 17 network ports connecting to 2 17 location on switch 1 3 ty...

Страница 98: ... self test 2 8 serial cable for direct console connection 2 21 SFP ports 1 2 slots for mini GBICs location on switch 1 3 specifications acoustic A 2 electrical A 1 environmental A 1 physical A 1 safety A 2 straight through cable pin out A 10 A 12 subnet mask configuring 3 2 switch connecting to a power source 2 15 description 1 1 downloading new software 4 13 electrical specifications A 1 environm...

Страница 99: ...ing test 4 11 Proactive Network tools 4 9 restoring factory default configuration 4 12 testing connections to other devices 4 11 testing end to end communications 4 11 testing the switch 4 10 testing the twisted pair cables 4 11 twisted pair cable cross over cable pin out A 11 pin outs A 8 A 10 A 12 straight through cable pin out A 10 A 12 switch to computer connection A 10 A 12 switch to switch o...

Страница 100: ......

Страница 101: ...tion contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP will not be liable for technical or editorial errors or omissions contained herein Printed in China October 2009 Manual Part Nu...

Отзывы:

Нет отзывов

Похожие инструкции для ProCurve 2520-PoE

Бренд: Fantech Страницы: 4

Бренд: F&G Страницы: 6

Бренд: Paugge Страницы: 20

STI Echotel 919

Бренд: Magnetrol Страницы: 12

IPS-800CE-D16, IPS-1600CE-D16

Бренд: Western Telematic Страницы: 58

VH M 1 1 1 Series

Бренд: Jlso Tec Trade Страницы: 15

Smart Switch 2:1

Бренд: XTBA Страницы: 3

Бренд: A-Neuvideo Страницы: 15

Бренд: Linkskey Страницы: 2

Бренд: Hama Страницы: 32

Бренд: CYP Страницы: 20

SBX 95 SE - AV Control 4

Бренд: Vivanco Страницы: 16

Бренд: A-Neuvideo Страницы: 16

Бренд: Edimax Страницы: 8

Бренд: 3One data Страницы: 9

Бренд: Black Box Страницы: 15

Бренд: Rocstor Страницы: 2

Бренд: Alaxala Страницы: 249

Бренды по названию

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Популярные бренды

Загрузить еще бренды