Patent ID: 7869353

Claim:
A computer-implemented method for transmitting a datagram, the method comprising: using a computer device to obtain a datagram including a credit, wherein the obtaining includes: receiving the datagram with the credit and an address of a destination courier; determining whether the address of the destination courier can be reached using any conventional communication equipment; and storing the datagram with the credit if the address cannot be reached; using the computer device to monitor for a presence of a courier within a communication range; and upon detecting a courier within the communication range: creating a new instance of the datagram; assigning at least a portion of the credit to the new datagram instance; providing the new datagram instance including the at least a portion of the credit for processing on the courier; subtracting the at least a portion of the credit from the credit for the datagram; and removing the datagram if the credit for the datagram is null.