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Configuring the Control Node with BGP from Contrail Command

 

To configure BGP peering in the control node:

  1. From Contrail Command UI select Infrastructure > Cluster > Advanced page.

    Click the BGP Routers tab. A list of control nodes and BGP routers is displayed. See Figure 1.

    Figure 1: Infrastructure > Cluster > Advanced > BGP Routers
    Infrastructure > Cluster > Advanced
> BGP Routers
  2. (Optional) The global AS number is 64512 by default. You can change the AS number according to your requirement on the BGP Router tab, by clicking the Edit icon. In the Edit BGP Router tab enter AS number in the range of 1-65,535. You can also enter the AS number in the range of 1-4,294,967,295, when 4 Byte ASN is enabled in Global Config.
  3. Click the Create button on the BGP Routers tab. The Create BGP Router window is displayed. See Figure 2.

    Figure 2: Create BGP Router
    Create BGP Router
  4. In the Create BGP Router page, populate the fields with values to create your system. See Table 1.

    Table 1: Create BGP Router

    Fields

    Description

    Router Type

    Select the type of router you want create

    Hostname

    Enter a name for the node being added.

    Vendor ID

    Required for external peers. Populate with a text identifier, for example, “MX-0”. (BGP peer only)

    IP Address

    The IP address of the node.

    Router ID

    Enter the router ID.

    Autonomous System (AS)

    Enter autonomous system (AS) number in the range of 1-65,535.

    If you enable 4 Byte ASN in Global Config, you can enter 4-byte AS number in the range of 1-4,294,967,295.

    BGP Router ASN

    Enter the Local-AS number, specific to the associated peers.

    Address Families

    Select the Internet Address Family from the list, for example, inet-vpn, inet6-vpn, and so on.

    Cluster ID

    Enter the cluster ID, for example, 0.0.0.100.

    Associate Peers

     

    Peer

    Select the configured peers from the list.

    Hold Time

    Enter the maximum time a BGP session remains active if no Keepalives are received.

    Loop Count

    Enter the number of times the same ASN can be seen in a route-update. The route is discarded when the loop count is exceeded.

    MD5 Auth Key

    Enter the MD5 authentication key value.

    State

    Select the state box when you are associating BGP peers.

    Passive

    Select the passive box to disable the BGP router from advertising any routes. The BGP router can only receive updates from other peers in this state.

    Advanced Options

     

    BGP Port

    Enter BGP Port number. The default is 179; change if needed.

    Source Port

    Enter source port number for client side connection.

    Hold Time (seconds)

    BGP session hold time. The default is 90 seconds; change if needed.

    Admin State

    Select the Admin state box to enable the state as UP and deselect the box to disable the state to DOWN.

    Authentication Mode

    Select MD5 from list if required.

    Authentication key

    Enter the Authentication Key value.

    Control Node Zone

    Select the required control node zone from the list.

    Physical Router

    Select the the physical router from the list.

  5. Click Create to complete add each node.
  6. You can check for peers and details about the control nodes by selecting Infrastructure > Cluster > Control Nodes. Click the desired node to check the details on Summary and Detailed Stats page.