--- title: "Monitor cloud transport network hub health" canonical: "https://docs.aryaka.com/space/KNOW/1642244/Monitor%20cloud%20transport%20network%20hub%20health" format: markdown --- The Network Health page contains one graph that displays DPD packet loss for a selected site's traffic connected to an Azure hub. If it is not already open, open the Cloud Network Health page as follows: To open the Cloud Network Health page Log in to MyAryaka. The Home page appears. Click SD-WAN > Monitor in the left navigation pane. The Site: page appears. Click the Reference Site drop-down list and select the site whose cloud network health you want to monitor. Click Azure (it's currently the only supported cloud transport network) in the WAN Traffic by Network bubble graph. The Network: Azure page appears. It lists all the hubs to which this site connects in a bubble graph. Click a hub. Click the Health icon in the navigation bar at the bottom of the page. The Network Azure Health page appears for the selected site and hub. The components of the Network Azure Health page are described in the following sections. Apply filters The filter pane contain the following components that allow you to select the criteria that determines the graph details that appear on the page. Component Description Time field Determines the period for which to monitor and graph the traffic for the selected reference site. Each time period has an associated data interval defined for it. For example, if you select the Last 24 Hours time period, the associated data interval is 30 Minutes, which means a sample is taken and graphed every 30 minutes for a 24 hour period. Select one of the following time period/data interval pairs to graph the selected site's traffic: Last 1 Hour (1 minute) Last 4 Hours (1 minute) Last 8 Hours (1 minute) Last 24 Hours (1 minute) Last 7 Days (30 minutes) Last 30 days (30 minutes) Last Day (1 minute) Last Week (30 minutes) Last Month (30 minutes) Current Month (30 minutes) Custom (varies per custom time period defined) Note: Last Day is different from Last 24 Hours. The Last 24 Hours plots graph with traffic collected in the last 24 hours. Last Day plots the traffic during the last calendar day. Similarly, Last Month plots the traffic during the last calendar month, and so on. Current Month plots the traffic during the current calendar month. You can select a custom time, date, and year going as far back as five years. Apply button Saves and applies your filter selections to the page's graphs. Included graphs The DPD Loss line graph appears on the Network Azure Hub Health page. The site's ANAP measures the loss of DPD packets to the selected Azure Hub. This graph plots the loss as a percentage of total traffic traveling to the hub. In this topic Related topics Monitor SD-WAN Monitor VPN Path Aryaka health Monitor VPN Path Internet health