Hello Everyone and Welcome to the new blog where we will learn about the Network Watcher in Azure.
Introduction to Network Watcher
The term, clearly states that the resource watches the network in terms of tools like monitor, diagnosing, viewing the metrics and enabling and disabling the logs for Infrastructure as a Service in Azure resources.
Sets of tools of Network Watcher

The major tools consists from the Watcher are:
i. Monitoring
ii. Network diagnostic tools
iii. Traffic
Monitoring
Monitoring consists of two types of Monitoring
- Connection monitor
- Topology
Connection monitor provides end-to-end monitoring between the endpoints whether it can be Virtual Machines or other resources to get the performance of the networks across the endpoints.
Topology provides the view of network understanding across multiple subscriptions and resources, groups.
Network diagnostic tools
- NSG diagnostics
- IP flow verify
- Effective security rules
- Packet capture
- VPN troubleshoot
- Next hop
- Connection troubleshoot
Traffic
- Flow logs
- Traffic analytics
Limits in Network Watcher
It has the limitation of accessing one single instance per subscription to get enabled. It means only one watcher can be present per subscription but can have multiple watcher resources per location or region.
The connection monitors per region is limited to 100.
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