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Global Traffic Manager:Overview

Last Updated:Jan 08, 2024

Overview

This topic describes the features of Global Traffic Manager (GTM) and how to use GTM.

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  1. Instances

    Describes the details of a GTM instance. The details include the ID, name, canonical name (CNAME), number of health check tasks, number of notifications, status, edition, expiration time, and configuration of the instance.

  1. Basic settings

    Describes the basic settings of a GTM instance. The basic settings include the instance name, CNAME, global time to live (TTL), and alert group.

  1. Access policies

    Describes geographical location-based access policies and latency-based access policies, and the settings of the access policies. You can configure access policies to implement nearby access and disaster recovery. The settings of an access policy include the policy name, primary address pool set, secondary address pool set, and DNS request sources. You can implement intelligent DNS resolution based on DNS request sources, for example, schedule network traffic by region or Internet service provider (ISP) line.

  1. Address pool configurations

    Describes the settings of an address pool. These settings include the address pool name, address pool type, minimum number of available addresses, addresses in the address pool, and address working mode.

  1. Health checks: TCP health checks, Ping-based health check, and HTTP or HTTPS health checks

    Describes the features and settings of health checks. These features include health checks over ping, TCP, HTTP, and HTTPS.

  1. Alert logs

    Describes the alert logs that record the status of each GTM instance. Alert logs are generated in the following situations: 1. An error occurs during a health check. 2. A health check is resumed. 3. An address pool set becomes unavailable. 4. An unavailable address pool set becomes available. 5. Access policies are switched. 6. An address becomes unavailable. 7. An unavailable address becomes available.