Configure Application Insights Application Insights is used for development and as a production monitoring solution. It works by installing a package into your app, which can provide a more internal view of what’s going on with your code. Its data includes response times of dependencies, exception traces, debug- ging snapshots, and execution profiles. It provides…
ICMP Summary – 100-150 Exam Guide
ICMP Summary (29.3) The following is a summary of each topic in the chapter and some questions for your reflection. What Did I Learn in This Chapter?(29.3.2) • ICMP Messages—Although IP is only a best-effort protocol, the TCP/IP suite does provide for error messages and informational messages when communicating with another IP device. These messages…
Ping a Remote Host – 100-150 Exam Guide
Ping a Remote Host (29.2.4) Ping can also be used to test the ability of a local host to communicate across an internetwork. The local host can ping an operational IPv4 host of a remote network, as shown in Figure 29-8. The router uses its IP routing table to forward the packets. Figure 29-8 Testing…
View alerts in Azure Monitor
View alerts in Azure Monitor After an alert rule has been created, you can manage the alert rule and action group through Azure Monitor from the Alerts blade by clicking Manage Alert Rules. Alerts can be managed across multiple subscriptions and can be filtered by resource group, resource type, signal type, and status (see Figure…
Ping and Traceroute Tests
Ping and Traceroute Tests (29.2) This section discusses two important tools that are used to verify Layer 3 connectivity: ping and traceroute. Ping—Test Connectivity (29.2.1) This section explains when to use the ping and traceroute (tracert in Windows) tools and how to use them. Ping is an IPv4 and IPv6 testing utility that uses ICMP…
Save a query to the dashboard 2
You can select the signal from the available signals for the target and define the logic test that will be applied to the data from the signal. For example, for a virtual machine, you can use the Percentage CPU metric to generate an alert based on a custom threshold for CPU usage, as shown in…
Save a query to the dashboard
Save a query to the dashboard In addition to sample queries, you can browse the schema for the currently selected work- space. This is useful for determining the proper case for table and column names because KQL is a case-sensitive query language. You can save authored queries for later or mark them as favorites so…
Query and analyze logs in Azure Monitor
Query and analyze logs in Azure Monitor As mentioned earlier, Azure Monitor stores and surfaces two types of data: metrics and logs. Metrics are numerical values such as performance counters, whereas logs can be either numerical data or text. For instance, the full text of an exception that is raised in an application or even…
ICMPv6 Messages – 100-150 Exam Guide
ICMPv6 Messages (29.1.5) The informational and error messages found in ICMPv6 are very similar to the control and error messages implemented by ICMPv4. However, ICMPv6 has new features and improved functionality not found in ICMPv4. ICMPv6 messages are encapsulated in IPv6. ICMPv6 includes four new protocols as part of the Neighbor Discovery Protocol (ND or…
Configure diagnostic settings
Configure diagnostic settings While the resources you deploy in Azure create metrics automatically, many of them also offer richer diagnostics logs, which can be configured to send their log data to another location, such as a storage account or a Log Analytics workspace. In addition to resource logs, there are also tenant-level services, such as…