Patent ID: 9544444
Date: 2017-01-10
CPC Classifications: H04L,H04M,H04W

Claim:
1. A method comprising: receiving, by a first device, an indication that a multimedia message service (MMS message) message has been sent from a first user device to a second user device; obtaining, by the first device and from a second device, a roaming status of the first user device at a time that the MMS message was sent by the first user device, generating, by the first device, a call details record (CDR) indicating the obtained roaming status of the first user device at the time the MMS message was sent by the first user device; and storing or outputting, by the first device, the CDR to a billing system that charges an account, associated with the first user device, for the sent MMS message, wherein an amount charged is based on the roaming status of the first user device at the time at which MMS message was sent by the first user device.