| 主权项 |
1. A method comprising:
identifying, by a processing device of a first user device, a first radio access technology (RAT) of a plurality of radio access technologies (RATs) based on information received from a first server associated with a first cloud service, the first RAT to be used for a user communication to a second user device causing the second user device to be notified of the identified first RAT based on sending a message to the first server, wherein the message is to cause the first server to send a notification of the identified first RAT to at least one of the second user device or a second server that communicates with the second user device, wherein the notification is to be sent to the second user device using a second RAT that is a current RAT of the second user device; initiating, by the processing device of the first user device, the user communication with the second user device on the identified first RAT; receiving, by the processing device of the first user device, a user request to establish a voice communication with the second user device; and determining a status of the second user device by the first user device based on querying the first server, the status comprising the current RAT of the second user device, wherein the information received from the first server comprises the status of the second user device, wherein identifying the first RAT comprises applying one or more RAT selection criteria that are used to select the first RAT based on at least one of the status of the second user device or a status of the first user device. |
