Cisco Catalyst Center Second-Generation Appliance Installation Guide, Release 3.1.x

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Configure an Appliance Using the Install Configuration Wizard

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Overview

You can configure a primary node in a three-node cluster or a standalone node and simplify the process by using the Install Configuration wizard.

Perform this procedure to configure either a three-node cluster's primary node or a standalone node using the Install configuration wizard. The wizard simplifies the configuration process by setting up the Enterprise, Management, and Internet interfaces on the same port using default settings. The following second-generation Catalyst Center appliances support configuration using this wizard:

  • 44-core appliance: Cisco part number DN2-HW-APL

  • 44-core promotional appliance: Cisco part number DN2-HW-APL-U

  • 56-core appliance: Cisco part number DN2-HW-APL-L

  • 56-core promotional appliance: Cisco part number DN2-HW-APL-L-U

  • You can only use this wizard to complete the initial configuration of a new Catalyst Center appliance. To reimage an appliance that's been configured previously, you will need to use the Maglev Configuration wizard (see Configure the Appliance Using the Maglev Wizard).

  • You cannot use this wizard to configure the second or third appliance in a three-node cluster. To do so, complete the steps that are described in Configure a secondary node using the Advanced Install configuration wizard. Also, you cannot use this wizard to enable LACP mode on your appliance's Enterprise and Intracluster interfaces.

  • Before you configure any of the appliances in a three-node cluster, ensure that you have logged out of those appliances. Otherwise, the Quick Start workflow (which you complete to discover your network's devices and enable telemetry) will not start after you have configured your cluster's appliances and log in to Catalyst Center for the first time.

  • Ensure that all of the IP addresses you enter while completing this procedure are valid IPv4 addresses with valid IPv4 netmasks. Also make sure that the addresses and their corresponding subnets do not overlap. Service communication issues can result if they do.

Before you begin

Ensure that you:

  • Installed the Catalyst Center software image onto your appliance, as described in Reimage the appliance.

    This is only applicable if you are going to configure a promotional appliance because the Catalyst Center software image is not preinstalled on the following appliances:

    • 44-core promotional appliance (Cisco part number DN2-HW-APL-U)

    • 56-core promotional appliance: (Cisco part number DN2-HW-APL-L-U)

  • Collected all of the information called for in Required IP addresses and subnets and Required Configuration Information.

  • Installed the appliance, as described in Appliance Installation Workflow.

  • Configured Cisco IMC browser access on this appliance, as described in Enable Browser Access to Cisco Integrated Management Controller.

  • Checked that the appliance's ports and the switches it uses are properly configured, as described in Execute Preconfiguration Checks.

  • Are using a browser that is compatible with Cisco IMC and Catalyst Center. For a list of compatible browsers, see the Release Notes for the version of Catalyst Center that you are installing.

  • Enabled ICMP on the firewall between Catalyst Center and the DNS servers you will specify in the following procedure. This wizard uses Ping to verify the DNS server you specify. This ping can be blocked if there is a firewall between Catalyst Center and the DNS server and ICMP is not enabled on that firewall. When this happens, you will not be able to complete the wizard.

Procedure

1.

Start the Install configuration wizard:

  1. Point your browser to the Cisco IMC IP address you set during the Cisco IMC GUI configuration you performed, then log in to the Cisco IMC GUI as the Cisco IMC user (see Enable Browser Access to Cisco Integrated Management Controller).

    After successful login, the appliance displays the Cisco Integrated Management Controller Chassis Summary window, with a blue link menu at the upper right, as shown below.
    The Cisco Integrated Management Controller Chassis Summary window displays a hyperlinked menu, including the Launch KVM submenu options.
  2. From the blue link menu, choose Launch KVM and then choose either Java based KVM or HTML based KVM. If you choose the Java-based KVM, you will need to launch the Java startup file from your browser or file manager in order to view the KVM console in its own window. If you choose the HTML-based KVM, it will launch the KVM console in a separate browser window or tab automatically.

    Irrespective of the KVM type you choose, use the KVM console to monitor the progress of the configuration and respond to Maglev Configuration Wizard prompts.

  3. With the KVM displayed, reboot the appliance by making one of the following selections:

    • In the main Cisco IMC GUI browser window: Choose Host Power > Power Cycle. Then switch to the KVM console to continue.

    • In the KVM console, choose Power > Power Cycle System (cold boot).

    If asked to confirm your choice to reboot the appliance, click OK.

    After displaying the reboot messages, the KVM console displays the Static IP Configuration screen.

    The KVM console displays the Static IP Configuration screen with the Skip and Configure options in the bottom-right corner.

    Note the URL listed in the Web Installation field.

  4. Do one of the following:

    • If you want a DHCP server to assign an IP address, subnet mask, and default gateway to your appliance's Enterprise interface, click Skip.

    • If you want to assign your own IP address, subnet mask, and default gateway to your appliance's Enterprise interface, enter the information described in the following table and then click Configure.

    Note

    You only need to specify an IP address, subnet mask, and default gateway for your appliance's Enterprise interface.

    IPv6 Mode check box

    If you want to configure an IPv6 address, check this check box.

    IP Address field

    Enter the static IP address that you want to use.

    Netmask field

    Enter the netmask for the IP address you specified in the previous field:

    • If you entered an IPv4 address, you can enter either a netmask or CIDR address.

    • If you entered an IPv6 address, you can only enter a CIDR address.

    Default Gateway Address field

    Specify the default gateway that will be used to route traffic.

    Static Routes field

    Enter one or more static routes in the following format, separated by spaces: <network>/<netmask>/<gateway>. This is usually required on the Management port only.

    The KVM console displays the Maglev Configuration wizard welcome screen.

    The Maglev Configuration wizard displays two Cisco DNA Center cluster options for how you would like to configure the node.
  5. To bring up the Appliance Configuration screen, open the URL that was displayed in the Static IP Configuration screen.

  6. Click the Start a Catalyst Center Cluster radio button, then click Next.

    The Appliance Configuration screen displays two appliance configuration workflow options.
  7. Click the Install radio button, then click Start.

    The Overview slider opens. Click > to view a summary of the tasks that the wizard will help you complete.

    The Overview slider displays a summary of the workflow with the Start Workflow button in the bottom-left corner.
  8. Click Start Workflow to start the wizard.

    The Appliance Interface Overview screen opens, providing a description of the four interfaces that are available on your Catalyst Center appliance:

    The Appliance Interface Overview screen summarizes the four configurable interfaces on your appliance.

    The wizard will help you configure the Enterprise and Intracluster ports, which are required for Catalyst Center functionality. If the wizard fails to display either or both of these ports in the next screen, they may be non-functional or disabled. If you discover that they are non-functional, choose Exit to exit the wizard immediately. Be sure you have completed all of the steps provided in Execute Preconfiguration Checks before resuming configuration or contacting the Cisco Technical Assistance Center (TAC).

2.

Complete the Install configuration wizard:

  1. Click Next.

    The Configure The Enterprise Port screen opens.

    The Configure the Enterprise Port screen displays the step to set up the Enterprise, Management, and Internet Access interfaces on the Enterprise port.

    The configuration wizard sets up the Enterprise, Management, and Internet Access interfaces on the Enterprise port. The wizard also prepopulates values for almost all of the listed parameters.

    If your network resides behind a firewall, do the following:

    • Click the allow access to these URLs link to view a pop-up window that lists the URLs that Catalyst Center must be able to access.

    • Click the open these ports link to view a pop-up window that lists the network service ports that must be available for Catalyst Center to use.

  2. Click Next.

    The DNS Configuration screen opens.

    The DNS Configuration screen displays the step to configure a DNS server.
  3. In the DNS field, enter the IP address of the preferred DNS server. To enter additional DNS servers, click the Add (+) icon.

    You can configure a maximum of three DNS servers. Problems can occur if you configure more than three DNS servers for an appliance.

  4. Click Next.

    The wizard validates the information you have entered, confirms that the port is up, and notifies you of any settings that need to be changed before you can proceed with the wizard. If the settings you have entered are valid and the port is up, the wizard's Interface to Port Configuration screen opens.

    The Interface to Port Configuration screen displays the step to review the interface settings and then configure the interfaces.
  5. Review the interface settings that have been set, then click Configure.

  6. After initial interface configuration has completed, click Next to proceed to the next wizard screen.

    The Configure Proxy Server Information screen opens.

    The Configure Proxy Server Information screen displays the step to choose if you want your network to use a proxy server to access the internet.
  7. Do one of the following:

    • If your network does not use a proxy server to access the internet, click the No radio button and then click Next.

    • If your network does use a proxy server to access the internet, enter the values described in the following table:

    Table 1. Primary Node Entries for Proxy Server Settings

    Proxy Server field

    Enter the URL or host name of an HTTPS network proxy used to access the Internet.

    Note
    Connection from Catalyst Center to the HTTPS proxy is supported only via HTTP in this release.

    Port field

    Enter the port that your appliance used to access the network proxy.

    Username field

    Enter the username used to access the network proxy. If no proxy login is required, leave this field blank.

    Password field

    Enter the password used to access the network proxy. If no proxy login is required, leave this field blank.

    The wizard validates the information that you entered and notifies you of any settings that need to be changed before you can proceed with the wizard. If the settings you have entered are valid, the wizard's Advanced Appliance Settings screen opens.

    The Advanced Appliance Settings screen displays the step to enter configuration values for your cluster.
  8. Enter configuration values for your cluster, then click Next.

    Table 2. Primary Node Entries for Advanced Appliance Settings

    Cluster Virtual IP Addresses

    To access from Enterprise Network and For Intracluster Access fields

    Enter the virtual IP address that will be used for traffic between the cluster and both the Enterprise and Intracluster interfaces on your appliance. This is required for single-node clusters that will be converted into a three-node cluster in the future. If you have a single-node cluster setup and don't plan to move to a three-node cluster setup, you can leave the fields in this section blank.

    If you choose to configure a virtual IP address, you must enter one for each configured network interface. You will not be able to complete the wizard unless you do so. These addresses are tied to the cluster link's status, which must be in the UP state.

    Fully Qualified Domain Name (FQDN) field

    Enter the fully qualified domain name (FQDN) for your cluster. Catalyst Center does the following with this hostname:

    • It uses this hostname to access your cluster’s web interface and the Representational State Transfer (REST) APIs used by devices in the enterprise network that Catalyst Center manages.

    • In the Subject Alternative Name (SAN) field of Catalyst Center certificates, it uses the FQDN to the define the Plug and Play server that should be used for device provisioning.

    NTP Server Settings

    NTP Server field

    Enter at least one NTP server address or hostname. To enter additional NTP server addresses or hostnames, click the Add (+) icon.

    For a production deployment, Cisco recommends that you configure a minimum of three NTP servers.

    Subnet Settings

    Container Subnet field

    A dedicated, non-routed IP subnet that Catalyst Center uses to manage internal services. By default, this is already set to 169.254.32.0/20, and you cannot enter another subnet.

    Cluster Subnet field

    A dedicated, non-routed IP subnet that Catalyst Center uses to manage internal cluster services. By default, this is already set to 169.254.48.0/20, and you cannot enter another subnet.

    The Enter CLI Password screen opens.

    The Enter CLI Password screen displays the step to enter the password for the Maglev user.
  9. Enter and confirm the password for the maglev user, then click Next.

    The wizard validates the information that you entered and notifies you of any settings that need to be changed before you can proceed with the wizard. If the settings you entered are valid, the wizard's Summary screen opens.

    The Summary screen displays the step to review the entered settings before starting your appliance configuration.
    Note

    To download the appliance configuration as a JSON file, click the here link.

  10. Scroll to the bottom of the screen and review all of the settings that you have entered while completing the wizard. If necessary, click the appropriate Edit link to open the wizard screen in which you want to make updates.

  11. To complete the configuration of your Catalyst Center appliance, click Start Configuration.

    The wizard screen continuously updates during the process, indicating the tasks that are currently being completed and their progress, as well as any errors that have occurred. To save a local copy of this information as a text file, click the Download link.

    The Appliance Configuration In Progress screen informs you how long the configuration should take and displays a progress bar.
3.

After appliance configuration completes, click the copy icon in the Catalyst Center - Admin Credential area to copy the default admin superuser password.

The Appliance Configuration Complete screen displays a configuration complete message with the Cisco DNA Center admin credentials.

Catalyst Center automatically sets this password when you complete the Install configuration wizard. Ensure that you click the copy icon before you proceed. Otherwise, you will not be able to log in to Catalyst Center for the first time.

Note

As a security measure, you'll be prompted to change this password after you log in. For more information, see Log in to Catalyst Center for the first time.

What to do next

As you are deploying this appliance in standalone mode, continue by performing the first-time setup: First-Time Setup Workflow.