Internet short message gateway ( ismg ) is just a kernel entity to resolve it, which lies between two networks and is responsible for transferring, inspecting and recording message 互聯(lián)網(wǎng)短信網(wǎng)關(guān)正是解決這一問題的核心實體。它處于gsm網(wǎng)與互聯(lián)網(wǎng)之間,負(fù)責(zé)完成短信在兩網(wǎng)之間的傳輸、監(jiān)測和記錄等功能。