Aruba 2540 Switches
Installation and Getting Started Guide
Part Number: 5200-2084Published: October 2016Edition: 1
Abstract
This document contains information on installing the Aruba 2540 switches and performing initial switch configuration.
Page 1: ... Installation and Getting Started Guide Part Number 5200 2084 Published October 2016 Edition 1 Abstract This document contains information on installing the Aruba 2540 switches and performing initial switch configuration ...
Page 2: ...e has no control over and is not responsible for information outside the Hewlett Packard Enterprise website Confidential computer software Valid license from Hewlett Packard Enterprise required for possession use or copying Consistent with FAR 12 211 and 12 212 Commercial Computer Software Computer Software Documentation and Technical Data for Commercial Items are licensed to the U S Government un...
Page 3: ...nstalling transceivers 22 Removing transceivers 22 5 Connect the switch to a power source 22 6 Optional Connect a management console 23 Terminal configuration 24 Direct console access 24 Console cable pinouts 25 7 Connect the network cables 26 Using the RJ 45 connectors 26 Connecting cables to SFP SFP transceivers 26 Sample network topologies 28 As a desktop switch implementing PoE 28 As a segment...
Page 4: ...ology distance specifications 44 Mode conditioning patch cord 44 Installing the patch cord 45 Twisted pair cable connector pinouts 45 The Auto MDIX feature 45 Other wiring rules 46 Straight through twisted pair cable for 10 Mbps or 100 Mbps network connections 46 Cable diagram 46 Pin assignments 47 Crossover twisted pair cable for 10 Mbps or 100 Mbps network connection 47 Cable diagram 47 Pin assi...
Page 5: ...Contents 5 Index 53 ...
Page 6: ... described in this manual This chapter describes these switches with the following information Front of the switches Network ports Management ports LEDs Buttons Back of the switches Power connectors Switch features Front of the switches Figure 1 Front of all the 2540 switches Non PoE switches PoE switches Aruba 2540 24G 4SFP Switch JL354A Aruba 2540 24G PoE 4SFP Switch JL356A Aruba 2540 48G 4SFP S...
Page 7: ...B Console PoE Mode LED is present only on switch models that support PoE Table 3 Network ports Product number Model name 10 100 1000 non PoE RJ 45 ports1 10 100 1000 PoE PoE RJ 45 ports1 SFP ports2 JL354A Aruba 2540 24G 4SFP Switch 24 4 JL355A Aruba 2540 48G 4SFP Switch 48 4 JL356A Aruba 2540 24G PoE 4SFP Switch 24 4 JL357A Aruba 2540 48G PoE 4SFP Switch 48 4 Notes 1 All RJ 45 ports support Auto M...
Page 8: ... Mode LEDs Table 6 page 9 describes the switch Port LEDs and their different mode behaviors Table 4 Optional network connectivity speeds and technologies Transceiver form factor and connector1 Speed Technology Cabling SFP mini GBIC Connector SFP connector 100 Mbps 100 FX Fiber multimode LC 1000 Mbps 1000 T Copper twisted pair RJ 45 1000 SX Fiber multimode LC 1000 LX Fiber multimode or single mode ...
Page 9: ... Switch port fault status On green The switch has passed self test and is powered up normally Slow flash green The switch self test and initialization are in progress after the switch has been power cycled or reset The switch is not operational until this LED stops blinking green Slow flash orange A fault or self test failure has occurred on the switch one of the switch ports or a fan The Status L...
Page 10: ...rror LED will be flashing orange simultaneously with the Global Status LED and the LED corresponding to the port with the error The rest of the port LEDs will display normal PoE status Off PoE mode is not selected User mode selected This mode is reserved for future use On green User mode is selected Off User mode not selected The slow blink behavior is an on off cycle once every 1 6 seconds approx...
Page 11: ...corresponding port has failed its self test Flashes simultaneously with the Global Status LED flashing orange Off The port is disabled not connected or not receiving a link Speed mode selected Port LEDs are displaying the connection speed at which each port is operating On Green The port is operating at 10 Gbps Slow Flash Green The port is operating at 1 Gbps Off The port is not Linked or is opera...
Page 12: ...te console and management access passwords Press Clear button for more than 5 seconds but within 15 seconds in between 5 15 seconds Clears all passwords Will flash Global Status Green LED after 5 seconds has expired to indicate passwords have cleared Turn off UID LED Press Clear button and release within 5 seconds in between 0 5 5 seconds Clears the UID LED Restore the factory default configuratio...
Page 13: ...is automatically adjusted for the attached device if the switch detects that another switch or hub is connected to the port it configures the port as MDI if the switch detects that an end node device is connected to the port it configures the port as MDI X See Cabling and technology information page 43 for recommended or required cabling Automatic learning of the network addresses in each switch s...
Page 14: ... To view and update your entitlements and to link your contracts and warranties with your profile go to the Hewlett Packard Enterprise Support Center More Information on Access to Support Materials page www hpe com support AccessToSupportMaterials Low power operation Ports on a switch may be set to operate at reduced power Port status LEDs may be turned off RJ 45 ports operate at reduced power if ...
Page 15: ... 5998 5984 Warranty Statement and Software License 703828 025 EG Safety Compliance and Warranty Information Power cord one of the following NOTE If an Aruba 2540 switch is to be shipped in a rack it can be mounted and shipped in a Hewlett Packard Enterprise 10K rack using the HPE X410 Universal Rack Mounting Kit J9583A Additionally it can also be mounted in any four post rack using the HPE X410 Un...
Page 16: ... 21 The switch has two or four slots for installing SFP SFP transceivers Depending on where you install the switch it may be easier to install the transceivers first Transceivers can be hot swapped they can be installed or removed while the switch is powered on 5 Connect power to the switch 5 Connect the switch to a power source page 22 Once the switch is mounted plug it into the main power source...
Page 17: ... product Failure to use approved power cords can result in personal injury and product damage and may void your product warranty Use only the AC DC power adapter and power cord if applicable supplied with the switch Use of other adapters or power cords including those that came with other Hewlett Packard Enterprise products may result in damage to the equipment If your installation requires a diff...
Page 18: ...witches When the switch is powered on it performs its diagnostic self test and initialization This boot process depending on switch model and configuration takes approximately 1 2 minutes to complete NOTE The 2540 switches do not have a power switch They are powered on when the power cord is connected to the switch and to a power source For safety the power outlet should be located near the switch...
Page 19: ...devices the port LED will stay off If the LED display is different than what is described above especially if the Global Status LED continues to blink green for more than 120 seconds or blinks orange continually then the switch boot has not completed correctly Refer to Troubleshooting page 34 for diagnostic help 3 Mount the switch Mounting an Aruba 2540 switch The supported mounting options for th...
Page 20: ...ed with the switch are the correct threading for standard EIA TIA open 19 inch racks If installing the switch in an equipment cabinet such as a server cabinet use the clips and screws that came with the cabinet in place of the 12 24 screws that are supplied with the switch Complete step 1 and plan which four holes you will be using in the cabinet and install all four clips Then proceed to step 2 W...
Page 21: ...her part of the surface structure to help prevent tripping over the cords Figure 9 Mounting the 2540 switches on a horizontal surface 4 Installing or removing SFP SFP transceivers You can install or remove a transceiver from an SFP slot without having to power off the switch NOTES The transceivers operate only at full duplex Half duplex operation is not supported Ensure the network cable is NOT co...
Page 22: ... bail To remove the transceivers that have the plastic tab or plastic collar push the tab or collar toward the switch until the transceiver releases from the switch it will move outward slightly then pull it from the slot To remove the transceivers that have the wire bail lower the bail until it is approximately horizontal and then using the bail pull the transceiver from the slot 5 Connect the sw...
Page 23: ...onitor switch and port status and observe network activity statistics Modify the switch s configuration to optimize switch performance enhance network traffic control and improve network security Read the event log and access diagnostic tools to help in troubleshooting Download new software to the switch Add passwords to control access to the switch from the console Web browser interface and netwo...
Page 24: ... 115200 the switch senses the speed 8 data bits 1 stop bit no parity and flow control set to off For the Windows Terminal program also disable uncheck the Use Function Arrow and Ctrl Keys for Windows option For the Hilgraeve HyperTerminal program select the Terminal keys option for the Function arrow and ctrl keys act as parameter If you want to operate the console using a different configuration ...
Page 25: ...tch at this time see chapter 3 Getting started with switch configuration page 30 for some basic configuration steps For more detailed information refer to the Basic Operation Guide and the Manangement and Configuration Guide which are on the Hewlett Packard Enterprise Web site at www hpe com networking ResourceCenter Console cable pinouts The console cable has an RJ 45 plug on one end and a DB 9 f...
Page 26: ...port see Diagnosing with the LEDs page 35 in chapter 4 Troubleshooting To disconnect Press the small tab on the plug and pull the plug out of the port Figure 15 Connecting an RJ 45 Connecting cables to SFP SFP transceivers If you have any transceivers installed in the switch the type of network connections you will need to use depends on the type of transceivers installed See chapter 6 Cabling and...
Page 27: ...7 Connect the network cables 27 Figure 16 Connecting cable to a transceiver ...
Page 28: ...Either cable type can be used because of the IEEE Auto MDI MDI X features on the switch Figure 17 Basic desktop configuration The above illustration is an example of the switch being configured to supply PoE PoE power to end devices such as IP telephones and wireless access points WAPs As shown in Figure 17 page 28 the IP telephones can be connected in line that is between the switch and the end d...
Page 29: ...the IP telephones have been inserted in between the 2540 PoE switch and the PCs and a wireless access point WAP has been connected to the 2540 PoE switch Only devices directly connected to PoE switches can receive PoE power Devices connected to the non PoE switch cannot receive PoE power Because the 2540 switches have the Auto MDIX feature the connections between the switches and end nodes or serv...
Page 30: ...e 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 features can be accessed more conveniently through a remote Telnet session through the switch s Web browser interface and from an SNMP network management station running a network management program For a listing ...
Page 31: ...al 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 Enter the IP address of the next hop gateway node if network traffic needs to be ...
Page 32: ...ession To access the switch through a Telnet session follow these steps 1 Make sure the switch is configured with an IP address and that the switch is reachable from the PC that is running the Telnet session for example by using a Ping command to the switch s IP address 2 Start the Telnet program on a PC that is on the same subnet as the switch and connect to the switch s IP address 3 You will see...
Page 33: ... additional software installation is required to make this interface available it is included in the switch s onboard software The following illustration shows a typical web browser interface screen Figure 20 Web browser interface screen An extensive help system is also available for the web browser interface To access the help system the subnet on which the switch is installed must have access to...
Page 34: ...g Connecting to devices that have a fixed full duplex configuration The RJ 45 ports are configured as Auto That is when connecting to attached devices the switch operates in one of two ways to determine the link speed and the communication mode half duplex or full duplex If the connected device is also configured to Auto the switch will automatically negotiate both link speed and communication mod...
Page 35: ...ich allows multiple network cables to be used for a single network connection without causing a data path loop For more information on Trunking see the Management and Configuration Guide which is on the Hewlett Packard Enterprise website at www hpe com networking ResourceCenter Check the port configuration A port on your switch may not be operating as expected because it is administratively disabl...
Page 36: ...icated in chapter 2 and configure it to operate at 9600 baud Then reset the switch Messages should appear on the console screen and in the console log identifying the error condition You can view the console log at that point by selecting it from the console Main Menu or by typing Show log at the Manager command prompt The error may indicate that one of the fans has failed In switches with multipl...
Page 37: ...alk Far End Crosstalk Equal Level Far End Crosstalk ELFEXT Multiple Disturber ELFEXT and Return Loss The cable verification process must include all patch cables from any end devices including the switch to any patch panels in the cabling path Verify the port has not been disabled through a switch configuration change You can use the console interface or if you have configured an IP address on the...
Page 38: ...g a supported web browser for example Microsoft Internet Explorer A full featured easy to use console interface you can access by connecting a standard terminal or PC running a terminal emulator to the switch s console port The cable to make that connection is provided with your switch The console interface is also accessible through a Telnet connection Hardware diagnostic tests Testing the switch...
Page 39: ...atible with these standards use a qualified cable test device Testing switch to device network communications You can perform the following communication tests to verify the network is operating correctly between the switch and any connected device that can respond correctly to the communication test Link Test a physical layer test that sends IEEE 802 2 test packets to any device identified by its...
Page 40: ...ration using the console execute the erase startup config command from the console command prompt Downloading new switch software Software Updates can be downloaded to the switch through several methods See Accessing updates page 49 Hewlett Packard Enterprise Customer Support Services If you are still having trouble with your product see Support and other resources page 49 NOTE This process remove...
Page 41: ...17 42 in 304 cm 11 97 in 43 95 mm 1 73 in 4 45 kg 9 82 lb Product AC Voltage Maximum current Frequency range Aruba 2540 24G 4SFP Switch JL354A 1 100 127 volts 200 240 volts 0 6 A 0 4 A 50 60 Hz Aruba 2540 48G 4SFP Switch JL355A 1 100 127 volts 200 240 volts 0 9 A 0 6 A 50 60 Hz Aruba 2540 24G PoE 4SFP Switch JL356A 1 100 127 volts 200 240 volts 4 9 A 2 4 A 50 60 Hz Aruba 2540 48G PoE 4SFP Switch J...
Page 42: ... Sound Pressure LpAm Bystander 41 7 dB Table 14 Technology standards and safety compliance Laser safety information Technology Compatible with these IEEE standards EN IEC standard compliance SFP Lasers 10 T 100 TX 1000 T IEEE 802 3 10BASE T IEEE 802 3u 100BASE TX IEEE 802 3ab 1000BASE T 100 FX IEEE 802 3u 100BASE FX EN IEC 60825 Class 1 Laser Product Laser Klasse 1 1000 SX IEEE 802 3z 1000BASE SX ...
Page 43: ...roblems for LAN communications Hewlett Packard Enterprise recommends that you work with a qualified LAN cable installer for assistance with your cabling requirements Table 15 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 T specifications 100 Mbps Operation Catego...
Page 44: ...y that it minimizes the effects of the differential mode delay in the multimode cable Table 16 Technology distance specifications Technology Supported cable type Multimode fiber modal bandwidth Supported distances 100 FX multimode fiber any up to 2 000 meters 1000 T twisted 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 meter...
Page 45: ...air cable can be used you no longer have to use crossover cables although crossover cables can also be used for any of the connections The 10 100 1000 T ports support the IEEE 802 3ab standard which includes the Auto MDIX feature If you connect an Aruba 2540 Switch twisted pair port to another switch or hub which typically have MDI X ports the Aruba 2540 Switch port automatically operates as an MD...
Page 46: ...s recommended To provide Power over Ethernet to the access point all 4 pairs must be connected for any net work cable attached to this port the cable must meet ISO DIS 11801 Class D requirements and IEEE 802 3af requirements Straight through twisted pair cable for 10 Mbps or 100 Mbps network connections Because of the Auto MDIX operation of the 10 100 ports on the switch for all network connection...
Page 47: ...n assignments Straight through twisted pair cable for 1000 Mbps network connections 1000BASE T connections require that all four pairs of wires be connected Switch end MDI X Computer transceiver or other end Signal Pins Pins Signal receive receive transmit transmit 1 2 3 6 1 2 3 6 transmit transmit receive receive NOTE Pins 1 and 2 on connector A must be wired as a twisted pair to pins 3 and 6 on ...
Page 48: ...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 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 ...
Page 49: ...ork reseller can provide you with assistance both with services that they offer and with services offered by Hewlett Packard Enterprise Before calling support To make most efficient use of the support process you must retrieve the following information before calling your authorized network reseller or Hewlett Packard Enterprise Support Accessing updates Some software products provide a mechanism ...
Page 50: ...vailable with supported devices as part of your warranty Care Pack Service or contractual support agreement It provides intelligent event diagnosis and automatic secure submission of hardware event notifications to Hewlett Packard Enterprise which will initiate a fast and accurate resolution based on your product s service level Hewlett Packard Enterprise strongly recommends that you register your...
Page 51: ...entation send any errors suggestions or comments to DocumentationFeedback docsfeedback hpe com When submitting your feedback include the document title part number edition and publication date located on the front cover of the document For online help content include the product name product version help edition and publication date located on the legal notices page ...
Page 52: ... EnterpriseProducts Warranty information HPE networking products www hpe com support Networking Warranties Regulatory information Turkey RoHS material content declaration Türkiye Cumhuriyeti EEE Yönetmeliğine Uygundur Ukraine RoHS material content declaration Обладнання відповідає вимогам Технічного регламенту щодо обмеження використання деяких небезпечних речовин в електричному та електронному об...
Page 53: ...ation checking when troubleshooting 35 DHCP Bootp 15 19 30 IP address 31 IP address manually 30 manager password 31 restoring factory defaults 39 subnet mask 31 Switch Setup screen 30 connecting the switch to a power source 22 console checking messages during troubleshooting 39 displaying the CLI prompt 25 features 23 how to connect in band 24 how to connect out of band 23 RJ 45 pinouts 25 serial ...
Page 54: ...the installation site 17 Proactive Network tools diagnostics with 38 R rack mounting precautions 17 Reset button restoring factory default configuration 40 resetting the switch factory default reset 39 troubleshooting procedure 38 RJ 45 console pinouts 25 S safety specifications 42 Self Test LED behavior during factory default reset 40 serial cable for direct console connection 24 specifications a...
Page 55: ...ctory default configuration 39 testing connections to other devices 39 testing end to end communications 39 testing the switch 38 testing the twisted pair cables 39 twisted pair cable cross over cable pin out 47 pin outs 45 47 48 straight through cable pin out 47 48 switch to computer connection 46 47 switch to switch or hub connection 47 testing 39 twisted pair ports HPE Auto MDIX feature 45 V VT...
