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VPN Monitoring and Diagnostics

The VPN Module together with the Online Module provides you with VPN monitoring and diagnostics capabilities for a live router network.

Note:

This feature requires the Online Module.

This feature requires the Online Module. First you would need to perform network data collection using the Task Manager . Upon completion of network configuration collection, the program constructs the network model that includes all the configured VPNs in the network.

For a PE router, you may run “show” commands (accessible via the Run CLI... menu by right-clicking on a node in the topology map). Click the arrow next to the Commands list to select a VPN category to view the available CLI commands for VPNs.

To observe the network traffic condition (e.g. between PE and CE), periodic sampling of interface traffic statistics is performed by the Task Manager. The collected interface data can then be accessed in the form or reports and charts. The following figure shows a PE->CE interface traffic chart for router SFO.

Figure 1: PE->CE Interface Traffic Chart (For PE Router SFO)Network traffic monitoring chart and table showing interface traffic for SFO 10.40.0.1 - fe-0/0/2.0. Purple line for egress traffic and green line for ingress traffic over time. Time on x-axis and traffic in Mbps on y-axis. Table below with sample time and traffic data.

In the Report Manager, a VPN Interface Traffic report is available under Network Reports > VPN that lets you see the interface traffic for each node of each VPN, as shown in the following figure.

Figure 2: VPN Interface Traffic ReportScreenshot of a network tool showing VPN traffic data. Left panel has a menu with "VPN Interface Traffic" selected. Right panel shows VPN names, nodes, VRFs, interfaces, and traffic data over time. Toolbar offers options like Explore and Print.

To verify connectivity and to measure delay and loss, you can also perform VPN diagnostics (e.g., CE-CE Ping and Traceroute) as shown in the following figures.

Figure 3: Ping/trace Route Between Routers from the IP VPN WindowScreenshot of IP VPN diagnostics interface showing network elements like Layer3 VPNs and PE Devices. Details for VPN_B including node names, VRF, interfaces, RD, protocols, and destinations. Ping/Trace Route section for network diagnostics.

From the right-click menu of the VPNView topology, you can many functions (e.g. path tracing, running CLI commands, and connect to device).

With Java Web Start installed, you may also perform VPN monitoring and diagnostic functions from a web browser, as well as to access VPN-related reports and charts. The following figures are meant illustrate just some of the web features available.

Figure 4: VPN View From the WebWANDL IP/MPLSView screenshot showing network management details for VPN_B with PE and CE interface info, logged in as admin.
Figure 5: View PE->CE Interface TrafficNetwork monitoring tool screenshot showing VPN_B details: PE router SFO, VRF VPN-B-TPE3640, OSPF/static protocol. Traffic graph shows egress and ingress traffic over time in bps.
Figure 6: Show PE StatusStatus page for Juniper M5 Router: General chassis info, system description, vendor, startup date, system name, system services. Detailed chassis info: description, version, ID, installed date. Operation info: CPU usage 1 percent, memory usage 15 percent, temperature 33 degrees Celsius.
Figure 7: Access VPN Summary InformationWANDL IP/MPLSView interface for managing VPNs, showing version 4.4.0, user admin, and last login Mon Apr 03 18:09:31 EDT 2006.