Monitor site-to-site VPN BGP routes using the BGP dashboard

This article helps you monitor Virtual WAN site-to-site VPN BGP information using the BGP Dashboard. Using the BGP dashboard, you can monitor BGP peers, advertised routes, and learned routes. The BGP dashboard is available for site-to-site VPNs that are configured to use BGP. The BGP dashboard can be accessed on the page for the site that you want to monitor.

BGP dashboard

The following steps walk you through one way to navigate to your site and open the BGP dashboard.

  1. Go to the Azure portal -> your Virtual WAN.

  2. On your Virtual WAN, in the left pane, under Connectivity, click VPN sites. On the VPN sites page, you can see the sites that are connected to your Virtual WAN.

  3. Click the site that you want to view.

  4. On the page for the site, click BGP Dashboard.

    Screenshot shows the overview page for the site with the B G P dashboard highlighted.

BGP peers

  1. To open the BGP Peers page, go to the BGP Dashboard.

  2. The BGP Peers page is the main view that you see when you open the BGP dashboard.

    Screenshot shows the B G P Peers page.

  3. On the BGP Peers page, the following values are available:

    Value Description
    Peer address The BGP address of the remote connection.
    Local address The BGP address of the Virtual WAN hub.
    Gateway instance The instance of the Virtual WAN hub.
    ASN The Autonomous System Number.
    Status The status the peer is currently in.
    Available statuses: Connecting, Connected
    Connected duration The length of time the peer has been connected. HH:MM:SS
    Routes received The number of routes received by the remote site.
    Messages sent The number of messages sent to the remote site.
    Messages received The number of messages received from the remote site.

Advertised routes

The Advertised Routes page contains the routes that are being advertised to remote sites.

  1. On the BGP Peers page, click Routes the site-to-site gateway is advertising to show the Advertised Routes page.

    Screenshot shows B G P peers page with routes the site-to-site gateway is advertising highlighted.

  2. On the Advertised Routes page, you can view the top 50 BGP routes. To view all routes, click Download advertised routes.

    Screenshot shows the Advertised Routes page with Download advertised routes highlighted.

  3. On the Advertised Routes page, the following values are available:

    Value Description
    Network The address prefix that is being advertised.
    Link Name The name of the link.
    Local address A BGP address of the Virtual WAN hub.
    Next hop The next hop address for the prefix.
    AS Path The BGP AS path attribute.

Learned routes

The Learned Routes page shows the routes that are learned.

  1. On the BGP Peers page, click Routes the site-to-site gateway is learning to show the Learned Routes page.

    Screenshot shows B G P peers page with routes the site-to-site gateway is learning highlighted.

  2. On the Learned Routes page, you can view the top 50 BGP routes. To view all routes, click Download learned routes.

    Screenshot shows the Learned Routes page with Download advertised routes highlighted.

  3. On the Learned Routes page, the following values are available:

    Value Description
    Network The address prefix that is being advertised.
    Link Name The name of the link.
    Local address A BGP address of the Virtual WAN hub.
    Source Peer The address the routes is being learned from.
    AS Path The BGP AS path attribute.

Next steps

For more monitoring information, see Monitoring Azure Virtual WAN.