在会谈后，通过双方的来往电报，我们又可以知道，双方至少在以下几件事情上取得了协议或达成了一致：第一件事，就是允许东北军进入苏区筑碉。除原定之直罗镇一带、甘肤之线以外，考虑到蒋介石、阎锡山军队即将西渡黄河进入陕北，中共中央还特地要求东北军迅速在靠近黄河西岸的干谷驿、交口镇向延川、清涧一线筑碉，以便阻碍蒋、阎军队进占。5月15日，即周恩来回到延川的第二天，就有电报给王以哲并转张学良称：据查，蒋、阎6师入陕势在必行，彭德怀、毛泽东诸同志均认为东北军应速作经干谷驿、交口镇入延川、清涧之一切准备，并请将行动日期见告。此间亦拟以一部兵力围困宋家川，迟滞该敌渡河。
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