protocol

The protocol of the contact method, such as Email or SMS (text messaging).

The SMS protocol is supported only in the following Amazon Web Services Regions.

• US East (N. Virginia) (us-east-1)

• US West (Oregon) (us-west-2)

• Europe (Ireland) (eu-west-1)

• Asia Pacific (Tokyo) (ap-northeast-1)

• Asia Pacific (Singapore) (ap-southeast-1)

• Asia Pacific (Sydney) (ap-southeast-2)

For a list of countries/regions where SMS text messages can be sent, and the latest Amazon Web Services Regions where SMS text messaging is supported, see Supported Regions and Countries in the Amazon SNS Developer Guide.

For more information about notifications in Amazon Lightsail, see Notifications in Amazon Lightsail.