Patent ID: 8295197
Filing Date: 2012-10-23
Classification: H04L,H04W

Abstract:
1. A method of determining a maximum segment size of a portable terminal, the method comprising: (a) confirming whether or not a maximum segment size (MSS) of the server is stored when the portable terminal accesses a multimedia service server through a data call; (b) accessing the server using the MSS if the MSS is stored; and (c) determining the MSS of the server through a ping procedure if the MSS is not stored; wherein the determining of the MSS of the server comprises: (i) selecting an initial value of a maximum transmission unit (MTU) value; (ii) repeatedly performing a ping procedure using a varied MTU (iii) confirming the maximum value among MTU values with which the ping procedures are successful; and (iv) determining the MSS of the server from the maximum value; and wherein the selecting of the initial value in (i) comprises: if there is an MSS determination history, selecting an MTU value corresponding to a latest determined MSS value as the initial value; and if there is no MSS determination history, selecting a predetermined specific value as the initial value.