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1 Preparing for installation ·········································································· 1-1
Safety recommendations ································································································································ 1-1
Examining the installation site ························································································································· 1-1
Temperature and humidity ······················································································································ 1-2
Cleanliness ·············································································································································· 1-2
Corrosive gas limit ··································································································································· 1-2
EMI ·························································································································································· 1-3
Laser safety ············································································································································· 1-3
Installation tools ·············································································································································· 1-4
2 Installing the switch ·················································································· 2-1
Mounting the switch in a 19-inch rack ············································································································· 2-1
Rack-mounting procedures at a glance ·································································································· 2-1
Rack-mounting requirements ·················································································································· 2-2
Installation accessories ··························································································································· 2-6
Mounting brackets, chassis rails, and grounding cable installation positions ········································· 2-8
Attaching the mounting brackets and chassis rails to the chassis ·························································· 2-9
Connecting the grounding cable to the chassis ···················································································· 2-13
Attaching the slide rails to the rack ······································································································· 2-14
Mounting the switch in the rack ············································································································· 2-15
Grounding the switch ···································································································································· 2-18
Installing and removing fan trays ·················································································································· 2-19
Installing a fan tray ································································································································ 2-20
Removing a fan tray ······························································································································ 2-21
Installing and removing power supplies ········································································································ 2-21
Safety precautions ································································································································ 2-22
Installing a power supply ······················································································································· 2-22
Removing a power supply ····················································································································· 2-24
Connecting the power cords ························································································································· 2-26
Verifying the installation ································································································································ 2-27
3 Accessing the switch for the first time ······················································ 3-1
Connecting the switch to a configuration terminal··························································································· 3-1
Connecting the console cable ························································································································· 3-2
Connecting a DB9-to-RJ45 console cable ······························································································ 3-2
Connecting a USB-to-RJ45 console cable ······························································································ 3-3
Setting terminal parameters ···························································································································· 3-5
Powering on the switch ··································································································································· 3-5
4 Maintenance and troubleshooting ···························································· 4-1
Power supply failure ········································································································································ 4-1
Symptom ················································································································································· 4-1
Solution ··················································································································································· 4-1
Fan tray failure ················································································································································ 4-1
Symptom ················································································································································· 4-1
Solution ··················································································································································· 4-1
Configuration terminal display issues·············································································································· 4-2
No display on the configuration terminal ································································································· 4-2
Garbled display on the configuration terminal ························································································· 4-2
5 Setting up a DDC cloud cluster ································································ 5-1
DDC cloud cluster setup flowchart ·················································································································· 5-1
Planning for setting up a DDC cloud cluster ··································································································· 5-2
Planning DDC cloud cluster size ············································································································· 5-2
Planning the topology and connections of the DDC cloud cluster ·························································· 5-2
Determining member device roles and planning member IDs ································································ 5-6
Identifying the physical ports on the member switches ··········································································· 5-7
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Summary of Contents for H3C S12500AI Series

  • Page 1: Table Of Contents

    Contents 1 Preparing for installation ·········································································· 1-1 Safety recommendations ································································································································ 1-1 Examining the installation site ························································································································· 1-1 Temperature and humidity ······················································································································ 1-2 Cleanliness ·············································································································································· 1-2 Corrosive gas limit ··································································································································· 1-2 EMI ·························································································································································· 1-3 Laser safety ············································································································································· 1-3 Installation tools ·············································································································································· 1-4 2 Installing the switch ··················································································...
  • Page 2 Configuring basic DDC cloud cluster settings ································································································· 5-7 Accessing the DDC cloud cluster system to verify the configuration ······························································ 5-7...
  • Page 3: Preparing For Installation

    Preparing for installation The H3C S12500AI switch series includes the following models: Switch series Model Product code (PID) H3C S12500AI-6C-NCCA LS-12500AI-6C-NCCA H3C S12500AI-96B-NCFK LS-12500AI-96B-NCFK H3C S12500AI switch series H3C S12500AI-36B48B-NCPK LS-12500AI-36B48B-NCPK H3C S12500AI-18D48B-NCPK LS-12500AI-18D48B-NCPK Safety recommendations To avoid bodily injury or damage to the switch, read the following safety recommendations carefully before working with the switch.
  • Page 4: Temperature And Humidity

    Temperature and humidity For correct operation and long service life of your switch, maintain the temperature and humidity in the equipment room at acceptable ranges. • Lasting high relative humidity can cause poor insulation, electricity leakage, mechanical property change of materials, and metal corrosion. •...
  • Page 5: Emi

    Concentration < 1 ppb < 50 ppb < 1 ppb < 500 ppb < 2 ppb Note: Part per billion (ppb) is a concentration unit. 1 ppb represents a volume-to-volume ratio of 1 to 1000000000. To maintain cleanliness in the equipment room, follow these guidelines: •...
  • Page 6: Installation Tools

    • The switch is a Class 1M laser device. • Disconnected optical fibers or transceiver modules might emit invisible laser light. Do not stare into beams or view directly with optical instruments when the switch is operating. Installation tools No installation tools are provided with the switch. Prepare the following tools yourself: •...
  • Page 7: Installing The Switch

    CAUTION: Keep the tamper-proof seal on a mounting screw on the chassis cover intact, and if you want to open the chassis, contact H3C for permission. Otherwise, H3C shall not be liable for any consequence caused thereby. Figure2-1 Installation flowchart...
  • Page 8: Rack-Mounting Requirements

    Figure2-2 Rack-mounting procedure Determine the Attach the Connect the installation position mounting Attach the chassis Attach the Mount the grounding (near the power supply brackets to both rails to both sides slide rails to switch in the cable to a side or port side) for the sides of the of the switch...
  • Page 9 Figure2-6 LS-12500AI-96B-NCFK chassis dimensions (mounting brackets installed at the power supply side) (1) Cable management bracket (2) Power supply handle (3) Mounting bracket Figure2-7 LS-12500AI-36B48B-NCPK chassis dimensions (mounting brackets installed at the port side) (1) Power supply handle (2) Mounting bracket (3) Cable management bracket Figure2-8 LS-12500AI-36B48B-NCPK chassis dimensions (mounting brackets installed at the power supply side)
  • Page 10 Figure2-9 LS-12500AI-18D48B-NCPK chassis dimensions (mounting brackets installed at the port side) (1) Power supply handle (2) Mounting bracket (3) Cable management bracket Figure2-10 LS-12500AI-18D48B-NCPK chassis dimensions (mounting brackets installed at the power supply side) (1) Cable management bracket (2) Power supply handle (3) Mounting bracket Table2-2 Rack requirements Distance...
  • Page 11 Distance Switch Installation between the Chassis dimensions Rack requirements model method front and rear rack posts • Height—44.0 mm • A minimum of 1000 (1.73 in)/1 RU mm (39.37 in) in • Width—440 mm depth (17.32 in) (recommended). • Mounting Depth—471 mm •...
  • Page 12: Installation Accessories

    Installation accessories Table2-3 Installation accessories Mounting brackets Switch model Rack mounting rail kit (provided) 1U high, including one pair of long slide rails and one pair of chassis rails (provided). See Figure2-14. S12500AI-6C-NCCA 1U high, one pair. See Figure2-11. 1U high, including one pair of short slide rails and one pair of chassis rails (optional).
  • Page 13 Figure2-13 Mounting brackets provided with the S12500AI-36B48B-NCPK/S12500AI-18D48B-NCPK switch Figure2-14 1U long slide rails and chassis rail (1) Chassis rail (2) Slide rail Figure2-15 1U short slide rails and chassis rail (1) Chassis rail (2) Slide rail Figure2-16 2U slide rails and chassis rail (1) Chassis rail (2) Slide rail...
  • Page 14: Mounting Brackets, Chassis Rails, And Grounding Cable Installation Positions

    Mounting brackets, chassis rails, and grounding cable installation positions S12500AI-6C-NCCA, S12500AI-96B-NCFK, S12500AI-36B48B-NCPK, S12500AI-18D48B-NCPK switches each provide one grounding point (with a grounding sign), as shown in Figure2-17, Figure2-18, Figure2-19, and Figure2-20. Select installation positions for the mounting brackets, chassis rails, and grounding cable as required.
  • Page 15: Attaching The Mounting Brackets And Chassis Rails To The Chassis

    Figure2-19 Mounting bracket and grounding cable installation positions on the S12500AI-36B48B-NCPK switch (1) Port-side installation position for the mounting (2) Grounding point bracket Figure2-20 Mounting bracket and grounding cable installation positions on the S12500AI-18D48B-NCPK switch (1) Port-side installation position for the mounting (2) Grounding point bracket Attaching the mounting brackets and chassis rails to the...
  • Page 16 Place the wide flange of the mounting bracket against the chassis side panel. Align the mounting bracket installation holes with the screw holes in the chassis. Use the provided M4 screws to attach the mounting bracket to the chassis. To install the mounting brackets at the port-side mounting position, see Figure2-21, ...
  • Page 17 Figure2-21 Attaching the mounting brackets and chassis rails to the S12500AI-6C-NCCA switch (port-side mounting position for the mounting brackets) Figure2-22 Attaching the mounting brackets and chassis rails to the S12500AI-6C-NCCA switch (power supply-side mounting position for the mounting brackets) Figure2-23 Attaching the mounting brackets and chassis rails to the S12500AI-96B-NCFK switch (port-side mounting position for the mounting brackets) 2-11...
  • Page 18 Figure2-24 Attaching the mounting brackets and chassis rails to the S12500AI-96B-NCFK switch (power supply-side mounting position for the mounting brackets) Figure2-25 Attaching the mounting brackets and chassis rails to the S12500AI-36B48B-NCPK switch (port-side mounting position for the mounting brackets) Figure2-26 Attaching the mounting brackets and chassis rails to the S12500AI-36B48B-NCPK switch (power supply-side mounting position for the mounting brackets) 2-12...
  • Page 19: Connecting The Grounding Cable To The Chassis

    IMPORTANT: If the grounding cable length or terminal type cannot meet your requirement, make an applicable grounding cable or contact H3C Support. The switch provides only one grounding point at the chassis rear, which supports a grounding cable that has a single-hole lug or dual-hole lug. Use M5 grounding screws to attach the grounding cable to the switch.
  • Page 20: Attaching The Slide Rails To The Rack

    Use the grounding screws to attach the grounding lug of the grounding cable to the grounding holes at the grounding point. Use a screwdriver to fasten the screws. See Figure2-29 Figure2-30. As a best practice, use a torque of 30 kgf-cm (2.94 Nm) to fasten the grounding screws. Figure2-29 Attaching a grounding cable that has a single-hole lug to the grounding point (LS-12500AI-36B48B-NCPK as an example) Figure2-30 Attaching a grounding cable that has a dual-hole lug to the grounding point...
  • Page 21: Mounting The Switch In The Rack

    Figure2-31 1U rack space Install cage nuts (user-supplied) in the mounting holes in the rack posts. Align the screw holes in one slide rail with the cage nuts in a rear rack post. Use user-supplied M6 screws to attach the slide rail to the post. See Figure2-32. As a best practice, use a torque of 30 kgf-cm (2.94 Nm) to fasten the M6 screws.
  • Page 22 Attach cage nuts (user-supplied) to the front rack posts and make sure they are at the same level as the slide rails. One person performs the following operations: a. Supporting the bottom of the switch, aligns the chassis rails with the slide rails on the rack posts.
  • Page 23 Figure2-34 Mounting the LS-12500AI-96B-NCFK switch in the rack (mounting brackets installed at the port side) Figure2-35 Mounting the LS-12500AI-36B48B-NCPK switch in the rack (mounting brackets installed at the port side) 2-17...
  • Page 24: Grounding The Switch

    Figure2-36 Mounting the LS-12500AI-18D48B switch in the rack (mounting brackets installed at the port side) Grounding the switch CAUTION: • Correctly connecting the grounding cable is crucial to lightning protection and EMI protection. You must connect the grounding cable correctly and reliably for the switch. •...
  • Page 25: Installing And Removing Fan Trays

    • Do not place the fan tray in a wet area, and prevent liquid from flowing into the fan tray. • When an internal circuit or component of the fan tray fails, contact H3C Support. Do not remove any component from the fan tray yourself.
  • Page 26: Installing A Fan Tray

    Installing a fan tray CAUTION: To prevent damage to the fan tray or the backplane connectors, insert the fan tray gently. If you encounter a hard resistance while inserting the fan tray, pull out the fan tray and insert it again. Select fan trays for the switch as needed.
  • Page 27: Removing A Fan Tray

    Removing a fan tray WARNING! • Ensure electricity safety and never touch the rotating fans when you hot swap a fan tray. • To prevent an unbalanced fan from causing loud noise, do not touch the fan blades or rotation axis, even if the fan is not rotating.
  • Page 28: Safety Precautions

    • To avoid power supply damage, do not open the power supply. When the internal circuits or components of the power supply fail, contact H3C Support. Installing a power supply CAUTION: • Follow the forward inertia of the power supply when inserting it into the chassis, and make sure the power supply has firm contact with the connectors on the backplane.
  • Page 29 Figure2-44 Removing a filler panel (LS-12500AI-6C-NCCA as an example) Figure2-45 Removing a filler panel (LS-12500AI-36B48B-NCPK as an example) Unpack the power supply and verify that the power supply model is as required. Correctly orient the power supply with the lettering on it upright. Grasping the handle of the power supply with one hand and supporting its bottom with the other, slide the power supply slowly along the guide rails into the slot.
  • Page 30: Removing A Power Supply

    Figure2-47 Installing a PSR2000-12A-S power supply on the LS-12500AI-36B48B-NCPK switch Removing a power supply CAUTION: When the switch has power supplies in 1+1 redundancy mode, removing one power supply does not affect the operation of the switch. When the switch has only one power supply installed, removing the power supply powers off the switch.
  • Page 31 Figure2-49 Removing an SW-A-PSR550-12A-B power supply from the LS-12500AI-6C-NCCA switch (1) Pivot the latch to the left with your thumb (2) Pull the power supply out Figure2-50 Disconnecting the power cord from a PSR2000-12A-S power supply on the LS-12500AI-36B48B-NCPK switch Figure2-51 Removing a PSR2000-12A-S power supply from the LS-12500AI-36B48B-NCPK switch (1) Pivot the latch to the left with your thumb...
  • Page 32: Connecting The Power Cords

    Figure2-52 Installing a power supply filler panel (LS-12500AI-6C-NCCA as an example) Figure2-53 Installing a power supply filler panel (LS-12500AI-36B48B-NCPK as an example) Connecting the power cords WARNING! Provide a circuit breaker for each power input. Before connecting the power cord, make sure the circuit breaker on the power cord is turned off.
  • Page 33: Verifying The Installation

    Figure2-54 Connecting the power cord for an SW-A-PSR550-12A-B power supply Figure2-55 Connecting the power cord for a PSR2000-12A-S power supply Verifying the installation After you complete the installation, verify the following information: • There is enough space around the switch for heat dissipation. •...
  • Page 34: Accessing The Switch For The First Time

    The signal pinout for the RJ-45 connector of a serial console cable varies by vendor. To avoid abnormal configuration terminal display, use a serial console cable provided by H3C. For more information, see Table3-2. To prepare a serial console cable yourself, make sure the signal pinout for...
  • Page 35: Connecting The Console Cable

    Table3-2 Console cable views Product code for the Console cable type Console cable view recommended H3C console cable DB9-to-RJ45 console cable 04042967 USB-to-RJ45 console cable 0404A1EE Connecting the console cable Connecting a DB9-to-RJ45 console cable A DB9-to-RJ45 serial console cable is an 8-core cable, with a crimped RJ-45 connector at one end for connecting to the serial console port of the switch, and a DB-9 female connector at the other end for connecting to the serial port on a configuration terminal.
  • Page 36: Connecting A Usb-To-Rj45 Console Cable

    Click the following link, or copy it to the address bar on your browser and download the USB-to-RJ45 console driver. http://www.h3c.com/en/home/USB_to_RJ45_Console/ View the Read me.txt file in the Windows folder to identify whether the Windows system of the configuration terminal supports the driver.
  • Page 37 Figure3-3 Driver installation wizard Click Finish after the driver installation is completed. Figure3-4 Finishing the driver installation Connect the standard USB connector of the cable to the USB port on the configuration terminal.
  • Page 38: Setting Terminal Parameters

    Connect the RJ-45 connector of the cable to the console port on the switch. Setting terminal parameters To configure and manage the switch through the console port, you must run a terminal emulator program, TeraTermPro or PuTTY, on your configuration terminal. You can use the emulator program to connect a network device, a Telnet site, or an SSH site.
  • Page 39: Maintenance And Troubleshooting

    Replace the fan trays one after another and finish replacing each fan tray within 3 minutes. Symptom The alarm LED on a fan tray is steady red or off, and the system outputs alarm messages. Solution "Installing and removing fan trays" to replace the fan tray. If the issue persists, contact H3C Support.
  • Page 40: Configuration Terminal Display Issues

    Verify that the console cable is connected correctly. Verify that the console cable is in good condition. Verify that the terminal settings are correct. If the issue persists, contact H3C Support. Garbled display on the configuration terminal Symptom The configuration terminal displays garbled texts.
  • Page 41: Setting Up A Ddc Cloud Cluster

    Setting up a DDC cloud cluster Distributed Disaggregated Chassis (DDC) is an innovative network architecture that uses the distributed disaggregated method to enhance the flexibility and scalability of data center networks. It implements distributed deployment of network functions by splitting traditional large network switches into smaller and independent modular components, known as white-box switches.
  • Page 42: Planning For Setting Up A Ddc Cloud Cluster

    "Connecting the power cords." switches. Power on the switches. Configure basic DDC cloud cluster See H3C S12500AI Switch Series Virtual Technologies settings. Configuration Guide. Access the DDC cloud cluster Log in to the cloud cluster system from any member device to system to verify the configuration.
  • Page 43 • The NCPs and NCFs each have two IPC channel ports. As a best practice to enhance link reliability, connect the two IPC channel ports on an NCP or NCF to two MGT switches. As shown in Figure5-2, connect two IPC ports on each NCP, NCF, and NCC to two uplink MGT switches.
  • Page 44 Figure5-3 Control plane connections S12500AI-6C-NCCA S12500AI-6C-NCCA S6850-56HF-H1 S6850-56HF-H1 S12500AI-96B-NCFK S12500AI-96B-NCFK S12500AI-36B48B-NCPK S12500AI-36B48B-NCPK S12500AI-36B48B-NCPK S12500AI-36B48B-NCPK Control links in the DDC cloud cluster Interconnection links (IPC ports) between MGT switches Data plane topology and connections The requirements for data plane connections of the DDC cloud cluster are as follows: •...
  • Page 45 Figure5-4 Data plane topology and connections IP network Service links (service ports on Control links in the DDC cloud cluster NCPs) (IPC ports) Interconnection links between MGT Cross-NCP forwarding links switches (SFI ports) In Figure5-5, S12500AI-36B48B-NCPK switches serve as NCPs.
  • Page 46: Determining Member Device Roles And Planning Member Ids

    During the operation of the physical cluster, if the leader fails, the physical cluster automatically re-elects a new leader. For detailed information about the device role election rules, see H3C S12500AI Switch Series Virtual Technologies Configuration Guide.
  • Page 47: Identifying The Physical Ports On The Member Switches

    After you install the member switches, power on the switches, and log in to each member switch to configure basic DDC cloud cluster settings. For more information about logging in to a switch, see H3C S12500AI Switch Series Fundamentals Configuration Guide.
  • Page 48 Task Command display cloud-cluster configuration In cluster mode: display cloud-cluster configuration [ member member-id ] display cloud-cluster Display container information of the container service-cluster container cluster. [ container-id ] [ verbose ]...

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