Method and system for upgrading cpe firmware

A service receiving method, comprising:

• receiving indication information, wherein the indication information comprises at least one of a resource position for a service sent by sending User Equipment (UE) and version indication information of receiving UE, the resource position is a resource determined after the sending UE determines a sending technology corresponding to the service to be sent the resource corresponds to the sending technology, and the sending technology at least comprises a first sending technology and a second sending technology which correspond to different versions of the receiving UE, respectively;
• and
• monitoring a resource pool according to the indication information to receive the service sent by the sending UE.

A service sending device, applied to a sender and comprising a processor configured to execute following program modules:

• a determination module, configured to determine a sending technology corresponding to a service to be sent, wherein the sending technology at least comprises a first sending technology and a second sending technology which correspond to different versions of receiving User Equipment (UE), respectively;
• and
• a processing module, configured to determine a sending resource corresponding to the sending technology and send the service to be sent on the determined sending resource.

(canceled)