In a display panel and a method of manufacturing the same, the display panel includes a first display substrate, a second display substrate and a sealing member. One of the causes of movement is temperature tracking. A processor determines whether to reduce the transmit window size for the one of the sessions by comparing a size of the packet buffer to a sum of the transmit window size for the one of the sessions and transmit window sizes for others of the sessions. In addition to containing the desired substance, each compartment also comprises a reflective surface or mirror.