H3C S12500R-2L Installation Manual Download

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H3C S12500R-2L Switch Router

Installation Guide

New H3C Technologies Co., Ltd.
http://www.h3c.com

Document version: 6W102-20201015

Summary of Contents for S12500R-2L

Page 1: ...H3C S12500R 2L Switch Router Installation Guide New H3C Technologies Co Ltd http www h3c com Document version 6W102 20201015 ...

Page 2: ...r respective owners Notice The information in this document is subject to change without notice All contents in this document including statements information and recommendations are believed to be accurate but they are presented without warranty of any kind express or implied H3C shall not be liable for technical or editorial errors or omissions contained herein Environmental protection This prod...

Page 3: ...talic text represents arguments that you replace with actual values Square brackets enclose syntax choices keywords or arguments that are optional x y Braces enclose a set of required syntax choices separated by vertical bars from which you select one x y Square brackets enclose a set of optional syntax choices separated by vertical bars from which you select one or none x y Asterisk marked braces...

Page 4: ...ns Convention Description Represents a generic network device such as a router switch or firewall Represents a routing capable device such as a router or Layer 3 switch Represents a generic switch such as a Layer 2 or Layer 3 switch or a router that supports Layer 2 forwarding and other Layer 2 features Represents an access controller a unified wired WLAN module or the access controller engine on ...

Page 5: ...hardware model configuration or software version It is normal that the port numbers sample output screenshots and other information in the examples differ from what you have on your device Documentation feedback You can e mail your comments about product documentation to info h3c com We appreciate your comments ...

Page 6: ...ety recommendations 1 1 Electricity safety 1 1 Moving safety 1 1 ESD prevention 1 2 Laser safety 1 2 Examining the installation site 1 2 Weight support 1 2 Temperature 1 2 Humidity 1 3 Cleanliness 1 3 EMI 1 3 Grounding 1 4 Power 1 4 Cooling 1 4 Space 1 5 Installation accessories 1 5 ...

Page 7: ... wet floors Locate the emergency power off switch in the room before installation so you can quickly shut power off when an electrical accident occurs Remove all external cables including power cords before moving the chassis Do not work alone when the device has power Before performing a task that is hazardous when power is present make sure the device is completely powered off Moving safety WARN...

Page 8: ...lowing requirements Weight support Make sure the floor or ground at the installation site can support the combined weight of the device and the rack The total weight of the device includes the chassis and its components for example modules and power supplies and accessories For the weights of the device and its components see Weights and dimensions To mount the device in a rack select slide rails ...

Page 9: ...n electrostatic adsorption which causes poor contact of metal components and contact points In the worst case electrostatic adsorption can cause communication failure Table1 3 Dust concentration limit in the equipment room Substance Concentration limit particles m 3 Dust particles 3 x 10 4 No visible dust on desk in three days NOTE Dust particle diameter 5 µm The equipment room must also meet limi...

Page 10: ...ower as required by the device 1 Calculate the system power consumption The system power consumption varies by module types and quantities For more information about the system power consumption see Module power consumption and system power consumption 2 Identify the number of power supplies based on the system power consumption The total maximum output power of all power supplies must be higher t...

Page 11: ...0R 2L Height 133 mm 5 24 in 3 RU Width 440 mm 17 32 in Chassis depth 895 mm 35 24 in Total depth 1013 m 39 88 in 104 mm 4 09 in from the rack facing surface of the mounting brackets to the front ends of the cable management brackets 909 mm 35 79 in from the rack facing surface of the mounting brackets to the power supply handles at the chassis rear A minimum of 1 1 m 3 61 ft in depth recommended A...

Page 12: ...ine unit SEU also called MPU filler panel 2 2113A0YV S12500R 2L interface module filler panel 1 2124A01H S12500R 2L interface module protective blank panel 1 2114A0A4 S12500R 2L power supply filler panel 4 2150A0AB S12500R 2L cable management bracket 4 26020141 26020075 M6 screw and cage nut 4 kits 0404A0EE Grounding cable 1 28050001 ESD wrist strap 1 ...

Page 13: ...1 7 Product code Description Quantity 04042967 Console cable 1 ...

Page 14: ...lation preparations 1 1 Installing the device in a rack 1 1 Device dimensions and rack requirements 1 1 Attaching slide rails to the rack 1 2 Installing cage nuts for attaching mounting brackets 1 3 Mounting the device in a rack 1 4 Grounding the device 1 5 ...

Page 15: ...r than the available installation height of the rack and enough clearance is reserved for cable routing The device is ready for installation and has been carried to a place near the rack and convenient for moving Installing the device in a rack Device dimensions and rack requirements To mount the device in an enclosed rack make sure the rack meets the requirements described in Table1 1 Table1 1 Ra...

Page 16: ...pins at the bottom of the slide rails into the lowest square holes within the 2U space on the rack posts and align the four installation holes in the slide rails with four square holes on the rack posts 4 As shown by callout 2 in Figure1 2 mark cage nut installation holes on the rack posts Make sure the marked square holes are at the same height on the rack posts On the front rack posts mark the b...

Page 17: ...e rack install cage nuts on the front rack posts for attaching the mounting brackets 1 As shown in Figure1 3 determine and mark the cage nut installation holes on the front rack posts 2 Install cage nuts in the marked square holes on the front rack posts If the square holes have screws installed remove them 1RU 1RU 1 2 3 4 ...

Page 18: ...supplies and filler panels from the device before lifting Reinstall these components after installing the device in the rack To mount the device in the rack 1 Face the rear of the chassis towards the front of the rack 2 Place the device on the slide rails from the front of the rack and slide the device into the rack along the guide rails until the mounting brackets on the device touch the front ra...

Page 19: ...cable to a grounding strip in the equipment room or the grounding strip on the rack To ground the device by using a grounding strip 1 Unpack the grounding cable The grounding cable provided with the device is compliant with the NEBS standards The two hole grounding lug of the grounding cable is used for connecting the chassis The ring terminal of the grounding cable is used for connecting the grou...

Page 20: ...1 6 Figure1 5 Connecting the grounding cable to a grounding strip 1 Grounding sign 2 Use grounding screws to attach the two hole grounding lug to the grounding point 1 2 ...

Page 21: ...interface modules 1 3 Installing cable management brackets 1 6 Installing fan trays 1 6 Installing power supplies 1 8 Connecting the power cord 1 9 Connecting an AC power cord 1 9 Connecting a DC power cord 1 9 Installing transceiver modules 1 10 Installing a QSFP QSFP28 transceiver module 1 11 Connecting a QSFP QSFP28 copper cable 1 11 ...

Page 22: ...dules fan trays and power supplies TIP Keep the chassis and the component packages secure for future use Attaching an ESD wrist strap The device is provided with an ESD wrist strap To minimize ESD damage to electronic components wear the ESD wrist strap and make sure it is reliably grounded before you install removable components To attach an ESD wrist strap 1 Make sure the device is reliably grou...

Page 23: ...gh use both hands to grasp the filler panel by its two sides during filler panel installation and removal on an operating device You can install one SEU or two SEUs for redundancy on the device If you are to install one SEU install it in either of the SEU slots The module identifier on an SEU is highlighted in pink To install an SEU 1 As shown by callout 1 in Figure1 2 remove the filler panel from...

Page 24: ...th a protective blank panel installed over the interface module slots to protect the device from damage during shipment To remove the protective blank panel 1 As shown by callout 1 in Figure1 3 use a Phillips screwdriver to remove the screws that secure the protective blank panel to the device Keep the removed screws secure for future use 2 As shown by callout 2 in Figure1 3 remove the protective ...

Page 25: ... target slot along the guide rails Keep the interface module parallel to the slot to avoid touching other components in the chassis 2 As shown by callout 2 in Figure1 4 fully open the ejector levers when most of the interface module is inserted into the slot 3 Push the interface module until the brakes on the ejector levers touch the slot edges tightly 4 As shown by callout 3 in Figure1 4 continue...

Page 26: ...n speed is high use both hands to grasp the filler panel by its two sides during filler panel installation and removal on an operating device To install a filler panel in an empty interface module slot 1 As shown by callout 1 in Figure1 5 align and insert the filler panel into the empty interface module slot 2 As shown by callout 2 in Figure1 5 fasten the captive screws on the filler panel As a be...

Page 27: ... hole until the bracket has close contact with the hole Figure1 6 Installing a cable management bracket 1 Spring tab on the cable management bracket 2 Align the cable management bracket with the bracket hole Installing fan trays Restrictions and guidelines Follow these restrictions and guidelines for installing fan trays on the device The device has two fan tray slots FAN1 and FAN2 Install two fan...

Page 28: ...s wearing an earmuff or earplug In addition make good preparation before the hot swapping to minimize the operation time Procedure 1 Unpack the fan tray 2 Orient the fan tray correctly Align the fan tray with the fan tray slot 3 Holding the fan tray handle with one hand and supporting the bottom of the fan tray with the other insert the fan tray part way into the slot as shown by callout 1 in Figu...

Page 29: ... pull out the filler panel along the guide rails See callout 1 in Figure1 8 2 As shown in callout 2 in Figure1 8 correctly orient the power supply If you install the power supply in a left power supply slot make sure the latch is above the handle If you install the power supply in a right power supply slot make sure the latch is below the handle 3 Holding the power supply handle with one hand and ...

Page 30: ...ecting a DC power cord WARNING Before connecting the DC power cord make sure the circuit breakers for both the positive lead and the negative lead are turned off To avoid electrical shock a plastic cover is installed over the wiring terminals Remove the cover when you connect the DC power cord and install the cover in time after you connect the DC power cord To connect the DC power cord 1 Remove t...

Page 31: ...the power cord to a DC power source Figure1 10 Connecting a DC power cord Installing transceiver modules CAUTION To prevent particles from entering the QSFP QSFP28 ports install the dust plugs that come with the interface modules in the ports if you are not to install transceiver modules or cables in the ports ...

Page 32: ...en plating of the module 3 Pivot the clasp of the module up Skip this step for a transceiver module that uses a plastic pull latch 4 Holding the module by its two sides gently push the module into the slot until it has firm contact with the slot as shown in Figure1 11 If you cannot hold the module by its two sides because of high module density press the module on its head end to push it in Figure...

Page 33: ...1 12 3 Correctly orient the connector of the cable and insert the connector into the port ...

Page 34: ...1 2 Configuring the device 1 3 Configuring authentication on a user interface 1 3 Configuring the basic access function 1 3 Configuration example 1 4 Verifying the network configuration 1 5 Connecting the device to the network 1 5 Connecting the device to the network by using Ethernet twisted pair cables 1 5 Connecting the device to the network through an optical fiber 1 6 Testing connectivity 1 7...

Page 35: ...two SEUs installed The device supports a maximum of 32 concurrent VTY users Accessing the device for the first time The first time you access the device you must use a console cable to connect a console terminal for example a PC to the console port on the device Setting up the configuration environment To connect a terminal for example a PC to the device 1 Plug the DB 9 female connector of the con...

Page 36: ...he device Before powering on the device confirm the following You know where the emergency power off switch for the equipment room is located The device has been securely mounted All the cards have been correctly installed The unused slots have been installed with filler panels All the network cables fibers power cords and grounding cables have been correctly connected The input power voltage meet...

Page 37: ...s the Telnet login authentication methods available for a VTY user line Table1 1 Telnet login authentication methods Authentication method Feature Application scenarios None Easy to configure allows any user to Telnet to your device and lowest in security Lab environments and extremely secure network environments Password Easy to configure secure and flat user management Environments that do not n...

Page 38: ...Create VLAN interface 1 Sysname interface vlan interface 1 Assign an IP address for example 192 168 0 1 to VLAN interface 1 Sysname Vlan interface1 ip address 192 168 0 1 24 Sysname Vlan interface1 quit Configure static routes Configure a static route with the destination IP address 172 16 1 0 and the next hop IP address 192 168 0 2 Sysname ip route static 172 16 1 0 255 255 255 0 192 168 0 2 Conf...

Page 39: ...tes in the routing table display ip routing table Display VLAN settings display vlan Display the spanning tree status and statistics display stp brief Connecting the device to the network WARNING To avoid injury to your eyes do not stare at the fiber ports and optical fiber connectors when connecting optical fibers Before you connect the device to the network verify that all its basic network sett...

Page 40: ...l fiber 1 Install a transceiver module into the port 2 Remove the dust cover of the optical fiber connector and clean the end of the optical fiber 3 Remove the dust plug of the transceiver module plug one end of the optical fiber into the transceiver module and plug the other end into the transceiver module in the peer device For information about how to connect an LC connector see Figure1 2 For i...

Page 41: ...nectivity After you connect the device to the network use the ping or tracert command to test the network connectivity For more information about these commands see H3C S12500R Switch Router Series Command References ...

Page 42: ...t startup 1 1 No display on the configuration terminal 1 1 Garbled display on the configuration terminal 1 2 System failures during operation 1 2 Power supply failure 1 2 Fan tray failure 1 3 SEU failure 1 4 Interface module failure 1 4 Interface failure 1 4 Technical support 1 5 ...

Page 43: ...EDs The SEUs and interface modules provide port status LEDs with which you can detect port failures For more information about port status LEDs see Appendix C LEDs If you cannot locate failures by following the guidelines in this chapter contact the local agents or technical support engineers For more information see Technical support System failures at startup No display on the configuration term...

Page 44: ...e fault 2 If a configuration error is found re configure the device or restore the factory default settings For more information see H3C S12500R Switch Router Series Fundamentals Configuration Guide 3 If the issue persists contact H3C Support Power supply failure Symptom The LEDs for the power supply are in the following states On the SEU the power supply status LED is steady red The power supply ...

Page 45: ...t to the same power source If the new power supply can operate correctly the old power supply has failed Contact your sales agent or local service engineer to replace the old power supply 10 If the issue persists contact H3C Support Fan tray failure Symptom The LEDs for the fan tray are in the following states On the SEU the fan tray status LED is steady red On the fan tray the OK LED is off and t...

Page 46: ...ule is steady red or flashing red Solution To resolve the issue 1 Verify that the SEU is operating correctly For more information see SEU failure 2 Verify that the system software is compatible with the interface module Upgrade the system software if it is not compatible with the interface module 3 Calculate the total power consumption and make sure your power supplies can provide enough power For...

Page 47: ...the transceiver and that the transceiver is compatible with the cable For more information see Appendix B Removable components and compatibility matrixes b Replace the transceiver module 5 Verify that the speed and duplex settings of the interfaces on the two ends are the same 6 If the issue persists contact H3C Support NOTE If an interface is brought down by the shutdown command use the undo shut...

Page 48: ...ing a power supply 1 1 Replacing a module 1 2 Replacing an SEU 1 2 Replacing an interface module 1 3 Replacing a fan tray 1 4 Replacing a transceiver module 1 4 Replacing a QSFP QSFP28 transceiver module 1 5 Replacing a QSFP QSFP28 copper cable 1 5 ...

Page 49: ... removed power supply in the chassis again install it after the status LED on it is off Strictly follow the procedures shown in Figure1 1 and Figure1 2 to replace a power supply to avoid device damage and bodily injury Figure1 1 Power supply removal procedure Figure1 2 Power supply installation procedure To replace a power supply 1 Prepare an antistatic mat to place the removed power supply 2 Turn...

Page 50: ...dule in a slot install a filler panel in the slot to ensure adequate ventilation and dust prevention Replacing an SEU 1 Prepare an antistatic mat to place the removed SEU 2 Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded For more information see Attaching an ESD wrist strap 3 As shown by callout 1 in Figure1 4 press the latch to release the ejector lever a...

Page 51: ...s fully 5 As shown by callout 3 in Figure1 5 pull the interface module part way out of the slot Then holding the interface module by the front panel with one hand and supporting the bottom with the other pull the interface module steadily out of the slot along the guide rails To avoid touching other components in the chassis keep the interface module parallel to the slot while pulling it out 6 Pla...

Page 52: ...2 Put on an ESD wrist strap and make sure the wrist strap makes good skin contact and is reliably grounded For more information see Attaching an ESD wrist strap 3 Loosen the captive screws on the fan tray as shown by callout 1 in Figure1 6 4 Holding the handle on the fan tray pull the fan tray part way out of the slot After the fans stop rotating support the fan tray bottom and pull it out from th...

Page 53: ...vent particles from entering the port Replacing a QSFP QSFP28 copper cable CAUTION If the cable cannot be removed or installed verify that the removal or installation procedures are correct Pull the pull latch horizontally for smooth removal and avoiding damage If you are not to install a new QSFP QSFP28 copper cable in the port insert the dust plug that is provided with the module into the port t...

Page 54: ...fications 1 1 Chassis views 1 1 Weights and dimensions 1 2 Module power consumption and system power consumption 1 3 Module power consumption 1 3 Fan tray power consumption 1 3 System power consumption 1 3 Heat dissipation 1 4 Environmental specifications 1 4 ...

Page 55: ...The SEU slot number and SEU module identifier are highlighted in pink 2 slots 0 and 1 You can install one SEU or two SEUs for redundancy for the device To install one SEU for the device you can install it in either of the SEU slots Interface module section The interface module edges and ejector levers and the ejector lever pillow blocks have purple marks 2 slots 2 and 3 You can install one or two ...

Page 56: ...height is measured in RUs One RU is 44 45 mm 1 75 in Table1 2 lists dimensions for the device excluding the mounting brackets cable management brackets modules and power supplies Table1 3 Module weights and dimensions Model Weight Height Width Depth LSXM1SUP02LR1 2 07 kg 4 56 lb 22 5 mm 0 89 in 193 0 mm 7 60 in 364 3 mm 14 34 in LSXM1CGQ48KBR 1 9 25 kg 20 39 lb 50 0 mm 1 97 in 432 6 mm 17 03 in 51...

Page 57: ...wer consumption Maximum dynamic power consumption LSXM1SUP02LR1 28 W 35 W LSXM1CGQ48KBR1 395 W 765 W Fan tray power consumption The device uses fan trays that can automatically adjust the fan speed based on the device temperature The power consumed by a fan tray depends on the fan speed Table1 7 Fan tray power consumption Fan tray model Minimum fan tray power consumption Maximum fan tray power con...

Page 58: ...umption is converted to heat and the efficiency of the power supply is 90 Heat dissipation hour of the device is 0 9 total power consumption of the modules plus power consumption of the fan tray 0 9 3 4121 For the power consumption of the modules and fan trays of the device see Module power consumption and system power consumption Environmental specifications Table1 8 Environmental specifications ...

Page 59: ...s 1 Appendix B Removable components and compatibility matrixes 1 1 SEUs 1 1 Interface modules 1 2 Power supplies 1 2 Fan trays 1 3 DC power cords 1 3 AC power cords 1 4 Chassis component ordering information 1 4 ...

Page 60: ...orts 1 console port 1 10 100 1000BASE T port for management and upgrade 1 GE SFP port for management and upgrade 1 USB port USB2 0 host port Transmission rate Console port 9600 bps default to 115200 bps 10 100 1000BASE T port 10 100 1000 Mbps SFP port 1000 Mbps Cables and max transmission distance Console port 15 m 49 21 ft over a common asynchronous serial interface cable 10 100 1000BASE T port 1...

Page 61: ...ingle power input source power supply redundancy Determine the number of power supplies based on the power supply mode and system power consumption Make sure the maximum total output power of the installed power supplies is greater than the system power consumption Reserve a 20 power surplus as a best practice The PSR1800 56A and PSR1800 56D power supplies are available for the device Table1 3 PSR...

Page 62: ...xceeds the acceptable range When the temperature returns to the acceptable range the power supply automatically restarts Fan trays The FAN 120 1 A fan tray is available for the device Table1 5 FAN 120 1 A fan tray specifications Fan tray Number of fans Fan diameter Maximum airflow FAN 120 1 A 2 120 mm 4 72 in 1240 CFM DC power cords A DC power cord is used to connect a DC power supply on the devic...

Page 63: ...For more information about AC power cords see H3C Power Cords Cables User Guide Chassis component ordering information To purchase chassis components contact the sales agent or H3C sales personnel Table1 7 Chassis component ordering information Product code Product name Description SEUs 0231ABV3 LSXM1SUP02LR1 H3C S12500R 2L supervisor engine unit Interface modules 0231ABV2 LSXM1CGQ48KBR1 H3C S1250...

Page 64: ...Appendix C LEDs 1 1 SEU LEDs 1 1 Management Ethernet port LEDs 1 1 Fan tray status LED 1 2 Power supply status LED 1 2 Module status LEDs 1 2 SEU active standby status LED 1 3 Fan tray LEDs 1 3 Power supply LEDs 1 4 ...

Page 65: ...PWR 3 Module status LED SLOT 4 SEU active standby status LED ACTIVE 5 SFP management Ethernet port LED 6 10 100 1000BASE T management Ethernet port LED NOTE The module status LED for slot 4 is reserved for future use Management Ethernet port LEDs 10 100 1000BASE T management Ethernet port LED The SEU provides a LED for the 10 100 1000BASE T management Ethernet port to indicate the link status and ...

Page 66: ...n trays Table1 4 Fan tray status LED description Status Description Steady green All fan trays are operating correctly Steady red A fan tray has failed or no fan tray is present Off The device is not powered on Power supply status LED The SEU provides a power supply status LED to indicate the status of the power supplies Table1 5 Power supply status LED description Status Description Steady green ...

Page 67: ...he active or standby status of the SEU Table1 7 SEU ACTIVE LED description LED status Description On The SEU is active Off The SEU is in standby status The SEU is faulty Examine the module status LED for the SEU to further determine the SEU status Interface module LEDs The interface modules provide one LED for each QSFP28 port to indicate the link status and data receiving transmitting status of t...

Page 68: ...n LED Status Description PSR1800 56A AC OK Green Normal power input Off Abnormal or no power input DC OK Green Normal power output Red Abnormal power output Off No power output PSR1800 56D IN OK Green Normal power input Off Abnormal or no power input OUT OK Green Normal power output Red Abnormal power output Off No power output ...

Page 69: ...J 45 connector 1 2 Cable pinouts 1 2 Cable type 1 2 Pin assignments 1 4 Making an Ethernet twisted pair cable 1 5 Optical fiber 1 5 Optical fiber 1 5 Optical fiber cable 1 6 Patch cord 1 6 Pigtail cord 1 6 Fiber connector 1 6 Precautions 1 7 QSFP copper cable 1 7 QSFP28 copper cable 1 8 ...

Page 70: ... fiber QSFP QSFP28 ports Connects the fiber ports to transmit data QSFP copper cable QSFP ports Connects QSFP ports to transmit data QSFP28 copper cable QSFP28 ports Connects QSFP28 ports to transmit data Console cable A console cable is an 8 core shielded cable with a crimped RJ 45 connector at one end for connecting to the console port of the device and a DB 9 female connector at the other end f...

Page 71: ...wn solid Standard 568B pin 1 white orange stripe pin 2 orange solid pin 3 white green stripe pin 4 blue solid pin 5 white blue stripe pin 6 green solid pin 7 white brown stripe pin 8 brown solid Cable type Based on performance Ethernet cables can be classified as category 3 category 4 category 5 category 5e category 6 category 6A and category 7 cables based on performance Category 5 category 5e an...

Page 72: ...ssover cables based on their pinouts Straight through The pinouts at both ends comply with standard 568B as shown in Figure1 3 Crossover The pinouts at one end comply with standard 568B and those at the other end comply with standard 568A as shown in Figure1 4 Figure1 3 Straight through cable Straight through cable white orange orange white green blue white blue green white brown brown 1 2 3 4 5 6...

Page 73: ...A 3 Rx Receive data BIDB Bi directional data cable B 4 Reserved N A BIDC Bi directional data cable C 5 Reserved N A BIDC Bi directional data cable C 6 Rx Receive data BIDB Bi directional data cable B 7 Reserved N A BIDD Bi directional data cable D 8 Reserved N A BIDD Bi directional data cable D Table1 4 RJ 45 MDI X interface pinouts Pin 10BASE T 100BASE TX 1000BASE T Signal Function Signal Functio...

Page 74: ... MDI MDIX is enabled on a port Making an Ethernet twisted pair cable 1 Cut the cable to length with the crimping pliers 2 Strip off an appropriate length of the cable sheath The length is typically that of the RJ 45 connector 3 Untwist the pairs so that they can lie flat and arrange the colored wires based on the wiring specifications 4 Cut the top of the wires even with one another Insert the wir...

Page 75: ...ignal routing Patch cords fall into single mode and multi mode patch cords Single mode patch cord The jacket is yellow It permits transmission over longer distances Multi mode patch cord The jacket is orange It permits transmission over shorter distances Patch cords are classified into SC LC FC and so on based on interface type The length of a patch cord can be 0 5 m 1 64 ft 1 m 3 28 ft 2 m 6 56 f...

Page 76: ...ection You also need to brush the end face of the fiber port Never bend or curve a fiber when connecting it After a fiber is installed well the bend radius must be not less than 40 mm the minimum dynamic bend radius is 20 D and the minimum static bend radius is 10 D D indicates the outer diameter of dust caps If the fiber has to pass through a metallic board hole the hole must have a sleek and ful...

Page 77: ...1 8 Figure1 7 QSFP copper cable 1 Connector 2 Pull latch QSFP28 copper cable You can use QSFP28 copper cables to connect QSFP28 ports Figure1 8 QSFP28 copper cable 1 Connector 2 Pull latch 1 2 1 2 ...

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