Using Consul DNS Interface

The DNS interface allows applications to make use of service discovery without any high-touch integration with Consul. For example, instead of making HTTP API requests to Consul, a host can use the DNS server directly via name lookups like redis.

1. Which command is used for DNS queries consul?
2. How do I use a service discovery consul?
3. How do you access the consul UI?
4. How do I set up consul?
5. Which is default port for the DNS interface in Consul?
6. Why is consul used?
7. Is consul a service mesh?
8. Who is using consul?
9. Is consul a load balancer?
10. What port does consul use?
11. What is consul configuration?
12. Which port is used by HTTP interface by default?

Which command is used for DNS queries consul?

Query Consul DNS and BIND

You can use the following example service configuration file and registration command. To ensure that Consul DNS and your DNS server are configured correctly, use a dig query for the service you've registered. ; <<>> DiG 9.10. 3-P3 <<>> @127.0.

How do I use a service discovery consul?

CLI Quick Start

1. Introduction to Consul.
2. Install Consul.
3. Run the Consul Agent.
4. Register a Service with Consul Service Discovery.
5. Connect Services with Consul Service Mesh.
6. Store Data in Consul KV.
7. Explore the Consul UI.
8. Create a Local Consul Datacenter.

How do you access the consul UI?

If you have a local development agent, started with consul agent -dev , you can open a browser window and navigate to the UI, which is available at the /ui path on the same port as the HTTP API (port 8500 ).

How do I set up consul?

These setup steps should be completed on all Consul hosts.

1. Install Consul.
2. Verify the installation.
3. Prepare the security credentials.
4. Configure Consul agents.
5. Configure the Consul process.
6. Start the Consul service.
7. Setup Consul environment variables.
8. Bootstrap the ACL system.

Which is default port for the DNS interface in Consul?

By default, the Consul agent runs a DNS server listening on port 8600. By submitting DNS requests to the Consul agent's DNS server, you can get the IP address of a node running the service in which you are interested.

Why is consul used?

Consul is a service mesh solution providing a full featured control plane with service discovery, configuration, and segmentation functionality. Each of these features can be used individually as needed, or they can be used together to build a full service mesh.

Is consul a service mesh?

Consul is a service mesh solution that offers a software-driven approach to: Security (mTLS & ACLs)

Who is using consul?

Who uses Consul? 250 companies reportedly use Consul in their tech stacks, including Slack, Robinhood, and LaunchDarkly.

Is consul a load balancer?

Consul is a free and open source tool that provides service discovery, health checking, load balancing, and a globally distributed key-value store. ... This is the job of the load balancing layer.

What port does consul use?

Consul requires up to 6 different ports to work properly, some on TCP, UDP, or both protocols.
...
Ports Table.

What is consul configuration?

When loading configuration, Consul loads the configuration from files and directories in lexical order. For example, configuration file basic_config. json will be processed before extra_config. json . Configuration can be in either HCL or JSON format.

Which port is used by HTTP interface by default?

Default Port Numbers