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Huawei SAN Storage Host Connectivity Guide for VMware ESXi

HUAWEI SAN Storage Host Connectivity Guide for VMware ESXi Servers

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Host Configuration

Host Configuration

Configuring Service IP Addresses

You can configure services IP addresses for VMware ESXi hosts by adding virtual networks.

For vSphere Client

To configure service IP addresses on vSphere Client, perform the following steps:

  1. On vSphere Client, choose Network > Add Network.
  2. In Add Network Wizard that is displayed, select VMkernel and click Next.

    Figure 5-16 Adding VMkernel

  3. Select the iSCSI service network port, as shown in Figure 5-17.

    Figure 5-17 Creating a vSphere standard switch

  4. Specify the network label, as shown in Figure 5-18.

    Figure 5-18 Specifying the network label

  5. Enter the iSCSI service IP address, as shown in Figure 5-19.

    Figure 5-19 Entering the iSCSI service IP address

  6. Confirm the information you have configured and click Finish.

    Figure 5-20 Information summary

    For a single-path network, the configuration is completed. For a multi-path network, proceed with the next step.

  7. Repeat steps 1 to 6 to create another virtual network.

    Figure 5-21 shows the configuration completed for a multi-path network.

    Figure 5-21 iSCSI multi-path network with dual adapters

For vSphere Web Client

To configure service IP addresses on vSphere Web Client 6.5, perform the following steps:

  1. On vSphere Web Client, click Hosts and Clusters on the Home page.

    Figure 5-22 Home page on vSphere Web Client

  2. Create a virtual switch and add the VMkernel network adapter.

    1. Choose Configure > Networking > VMKernel adapters and click .

      The Add Networking dialog box is displayed, as shown in Figure8 Add Networking dialog box.

    Figure 5-23 Add Networking dialog box

    For vSphere Web Client 6.0, choose Manage > Networking > VMkernel adapters to enter this page.

    1. In 1 Select connection type, select VMkernel Network Adapter and click Next.

    2. In 2 Select target device, select New standard switch and click Next.

    3. In 3 Create a Standard Switch, click . Select an adapter that you want to connect to the storage system.

    4. Click OK. The selected adapter is displayed on the right side. Click Next.

    1. In Port properties, configure the network label based on actual requirements. Keep the default settings for other parameters and click Next.

    2. In IPv4 settings, select Use static IPv4 settings. In IPv4 address and Subnet mask, specify the IP address and subnet mask for the service network port on the ESXi host. Click Next.

      Ensure that the IP address of the service network port on the host is on the same network segment as that of the iSCSI front-end port on the storage system for proper communication between the host and storage system.

    3. Click Next to confirm the configuration.

    4. Click Finish.
    • After the configuration is complete, you can run the esxcfg-vmknic -l command to check whether the IP address of the VMkernel adapter on the ESXi host is correct.
    • If you only need to configure one path, the configuration is complete. If you want to create multiple iSCSI networks, repeat the preceding operations.

Configuring Host Initiators

Host initiator configuration includes creating host initiators, binding the initiators to the virtual networks created in section Configuring Service IP Addresses, and discovering targets.

In VMware ESX 4.1 and earlier versions, storage adapters have iSCSI adapters. You only need to enable those adapters. In VMware ESXi 5.0 and later versions, you need to manually add iSCSI initiators. This section uses VMware ESXi 5.0 as an example to explain how to configure host initiators.

vSphere Client

  1. Choose Storage Adapters and right-click the function pane, as shown in Figure 5-24.

    Figure 5-24 Adding storage adapters

  2. Choose Add Software iSCSI Adapter from the shortcut menu. In the dialog box that is displayed, click OK, as shown in Figure 5-25.

    Figure 5-25 Adding iSCSI initiators

    The newly added iSCSI initiators are displayed, as shown in Figure 5-26.

    Figure 5-26 iSCSI Software Adapter

  3. Right-click a new iSCSI initiator and choose Properties from the shortcut menu, as shown in Figure 5-27.

    Figure 5-27 Initiator properties

  4. In the dialog box that is displayed, click the Network Configuration tab and click Add, as shown in Figure 5-28.

    Figure 5-28 iSCSI initiator properties

  5. Select a virtual network that you have created in section Configuring Service IP Addresses and click OK, as shown in Figure 5-29.

    Figure 5-29 Binding with a new VMkernel network adapter

    Figure 5-30 shows the properties of an initiator bound to the virtual network.

    Figure 5-30 Initiator properties after virtual network binding

  6. In the dialog box for configuring initiator properties, click the Dynamic Discovery tab, click Add, and enter the target IP address (service IP address of the storage system), as shown in Figure 5-31.

    Figure 5-31 Adding a target

vSphere Web Client

On vSphere Web Client 6.5, perform the following steps to configure the host initiator:

  1. Choose Configure > Storage > Storage Adapters. Click and select Software iSCSI adapter.

    The Add Software iSCSI Adapter dialog box is displayed. Click OK.

    For vSphere Web Client 6.0, choose Manage > Storage > Storage Adapter.

  2. After the adapter is added, you can see the name of the initiator corresponding to the adapter on the Storage Adapters page, as shown in Figure9 Storage Adapters page.

    Figure 5-32 Storage Adapters page

  3. Bind with a VMKernel network adapter.

    1. Select the iSCSI adapter newly added.
    2. On Adapter Details, click Networking Port Binding.
    3. Click .

      The Bind with VMkernel Network Adapter dialog box is displayed, as shown in Figure10 Bind with VMkernel Network Adapter dialog box.

      Figure 5-33 Bind with VMkernel Network Adapter dialog box
    4. Select the VMkernel adapter to be bound with the iSCSI initiator.
    5. Click OK.

      The Adapter Details page is displayed. In Networking Port Binding, you can find the bound network port, as shown in Figure11 Adapter Details page.

      Figure 5-34 Adapter Details page

    Add all VMkernel adapters used for iSCSI networking to the Networking Port Binding list.

  4. Configure the iSCSI target IP address.

    1. Choose Configure > Storage > Storage Adapters.
    2. Select the iSCSI adapter to be configured.
    3. On the Adapter Details page, click Targets.
    4. Choose Dynamic Discovery and click Add.

      The Add Send Target Server dialog box is displayed, as shown in Figure12 Add Send Target Server dialog box.

      Figure 5-35 Add Send Target Server dialog box
    5. In the iSCSI Server text box, enter the IP address of the iSCSI target, which is the iSCSI port connecting the storage system to the application server.
    1. In the Port text box, enter 3260.

      Inherit settings from parent is selected by default.

    2. Click OK to add the iSCSI target to the target list, as shown in Figure13 iSCSI target list.
      Figure 5-36 iSCSI target list

    • The iSCSI target is added to the target list. You are advised to re-scan for the iSCSI adapter as prompted by the system.
    • If the storage system connects to the ESXi host through multiple iSCSI paths, repeat the preceding steps to add all iSCSI target IP addresses to the target list.
    1. Click Static Discovery and ensure that the iSCSI target is successfully added to the target list, as shown in Figure14 iSCSI target list (Static Discovery).
      Figure 5-37 iSCSI target list (Static Discovery)

    1. Click to rescan for all storage adapters on the host so that Huawei storage can identify the host's iSCSI initiator, as shown in Figure15 Rescanning for storage adapters on the host.
      Figure 5-38 Rescanning for storage adapters on the host

    The host initiator configuration is complete.

(Optional) Configuring CHAP Authentication

If Challenge Handshake Authentication Protocol (CHAP) authentication is required between a storage system and a host, perform the following steps to configure CHAP authentication.

Prerequisites

  • The initiator has been added to the virtual host.
  • CHAP has been enabled for the initiator on the storage system.
  • No LUN has been mapped to the virtual host that corresponds to the application server.

vSphere Client

On vSphere Client, perform the following steps to configure CHAP authentication:

  1. In the dialog box for configuring iSCSI initiator properties, click the General tab and click CHAP... in the left lower corner, as shown in Figure 5-39.

    Figure 5-39 General tab page

  2. In the CHAP Credentials dialog box that is displayed, choose Use CHAP from the Select option drop-down list.
  3. Enter the CHAP user name and password configured on the storage system, as shown in Figure 5-40.

    Figure 5-40 CHAP credentials dialog box

  4. Click OK.

vSphere Web Client

On vSphere Web Client 6.5, perform the following steps to configure CHAP authentication:

  1. Go to the CHAP authentication dialog box.

    1. On vSphere Web Client, choose Configure > Storage > Storage Adapter.

      For vSphere Web Client 6.0, choose Manage > Storage > Storage Adapter.

    2. Select the iSCSI adapter to be configured.
    3. On the Adapter Details page, click Properties.

    4. On the Authentication page, click Edit.

    The Edit Authentication dialog box is displayed, as shown in Figure3 Edit Authentication dialog box.

    Figure 5-41 Edit Authentication dialog box

  1. Configure CHAP parameters.

    After you have successfully established an iSCSI connection between the application server and storage system, the storage system becomes inaccessible if CHAP authentication is disabled. In this case, you must reconfigure the initiator.

    1. Select Use unidirectional CHAP in Authentication Method.
    2. In the Name and Secret text boxes, enter the CHAP user name and password that are created on the storage system and added for the initiator.

  2. Click OK.
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Updated: 2020-01-17

Document ID: EDOC1000144883

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