Patent ID: 7889716
Filing Date: 2011-02-15
Classification: H04L,H04W

Abstract:
1. A method for messaging service message routing resolution among second generation (2G) and subsequent generation network systems, the method comprising: receiving a message including message service message content and a 2G message recipient identifier; querying an E.164 number (ENUM) database using the 2G message recipient identifier; and receiving a response from the ENUM database, wherein the response includes an indicator indicating availability of a recipient at one or more network delivery addresses; determining, based on the response, unavailability of the recipient at the subsequent generation network delivery address provisioned for the recipient in the ENUM database or unavailability of the recipient via any subsequent generation network delivery addresses provisioned for the recipient in the ENUM database; and in response to determining the unavailability of a subsequent generation network delivery address provisioned for the recipient in the ENUM database or the unavailability of the recipient any subsequent generation network delivery addresses provisioned for the recipient in the ENUM database, attempting to deliver the message service content to the recipient via a 2G network.