--- title: Communication channel definitions description: You can define a communication channel for each communication task. The communication channel determines which mode of communication to use for the task when a plan is attached to an incident. The modes of communication available are email, SMS, conference, and Slack. locale: en-US canonical_url: https://www.servicenow.com/docs/r/it-service-management/incident-communications-management/communication-channel-definition.html release: brazil product: Incident Communications Management classification: incident-communications-management topic_type: concept last_updated: "2026-09-10" reading_time_minutes: 1 breadcrumb: [Managing incident communications, Incident Communications Management, IT Service Management] --- # Communication channel definitions You can define a communication channel for each communication task. The communication channel determines which mode of communication to use for the task when a plan is attached to an incident. The modes of communication available are email, SMS, conference, and Slack. For instructions on creating a communication channel definition, see [Create communication channel definition](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/servicenow-platform/create-comm-channel-definition.md). **Parent Topic:**[Managing incident communications](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-service-management/incident-communications-management/working-with-inci-comm-mgmt.md)