Chapter 12 - Monitoring
Chapter 12.6 - Using Network Watcher

AZ-104 Certification Notes

Chapter 12.6 - Using Network Watcher

Describing Azure Network Watcher

  • Azure Network Watcher
    • Azure Network Watcher is a service comprised of networking tools for monitoring and diagnostics
      • Overview of topologies
      • Monitor connectivity in Azure
      • Monitor connectivity in hybrid networks
      • Troubleshoot connectivity issues
      • Troubleshoot hybrid network solutions
      • Enable per region in a subscription

Key Takeaways

  • Monitoring Tools
    • Topology
      • View a diagram of the resources in the virtual network
    • Connection Monitor
      • Monitor connectivity between Azure resources on the network
    • Network Performance Monitor
      • Monitor network performance and connectivity between VNets, datacenter, and/or ExpressRoute from a centralized location
  • Diagnostic Tools
    • IP Flow Verify
      • Test if traffic is allowed or denied inbound or outbound from VMs
    • Next Hop
      • Determine how traffic hops from VM to DEST
    • Effective Security Rules
      • Determine effective security rules on a NIC
    • Packet Capture
      • Capture packets to and/or from a VM for analysis
    • Connection Troubleshoot
      • Determine connectivity between SRC and DEST VM
    • VPN Diagnostics
      • Diagnose and troubleshoot potential VNet gateway issues