Patent ID: 8554216

Claim:
A method in a transceiver for permitting access to a cellular communications system, the transceiver is configured to transmit machine to machine traffic to a communication node, the method comprising: receiving a permission message from the communication node, said permission message indicates permission to a group of transceivers to transmit an access request message, said message indicating a request to transmit the machine to machine traffic to the communication node, and wherein the permission message is based on a current congestion situation in the cellular communications system; and determining whether the transceiver is comprised in the group of transceivers having permission to transmit the access request message based on the received permission message, wherein each transceiver in the cellular communications system is associated with an identity and the group of transceivers is associated with a range of transceiver identifiers, and wherein the permission message indicates the range of transceiver identifiers by establishing a start number and end number such that a number between the start number and the end number identifies a transceiver included in the group of transceivers, the number corresponding to the digits comprised within a predetermined portion of a transceiver identifier and the predetermined portion comprising fewer digits than the transceiver identifier.