vpncmdで確認できる
# ./vpncmd /? vpncmd command - SoftEther VPN Command Line Management Utility SoftEther VPN Command Line Management Utility (vpncmd command) Version 4.24 Build 9651 (English) Compiled 2017/10/23 01:52:32 by yagi at pc33 Copyright (c) SoftEther VPN Project. All Rights Reserved. (以下略)