First in first out (FIFO) queue is currently used in media access control (MAC) protocols for mobile ad hoc networks.As a result, the head-of-line blocking might be happened.

• 摘要目前移动自组网媒体访间控制(MAC)协议采用的先入先出(FIFO)队列容易出现队头阻塞现象，影响后续到其他目的地的分组的发送。