Vigor SmartVPN Client syslog
draytek_svc.log
可以提供參考
Vigor Router Firewall 這一端
Diagnostics >> Syslog Explorer
自我診斷 >> Syslog 瀏覽視窗
啟用網頁Syslog功能
Syslog 類型 挑選 VPN
可以看出個大概
如果不會判讀
可以將 log 丟給 Ai 判讀
2026-01-13 10:11:33 Destroy pptp connection ifno: 17, socket: -1 # 破壞，強制關閉虛擬介面編號 17
2026-01-13 10:11:33 [PPTP][@3.137.73.221] pppShutdown # 3.137.73.221 掛斷
2026-01-13 10:11:33 [PPTP][Radius/LDAP][0:][@3.137.73.221] I/O read error, fast close # PPTP Radius LDAP 都比對不到帳號，掛斷
2026-01-13 10:11:23 PPTP accept client from 3.137.73.221:57574 ... # PPTP VPN Client 從 3.137.73.221 port 57574 撥過來
DrayTek Temporary deny PPTP client from 47.242.232.174. # 暫時封鎖，暫時拒絕 PPTP 連線IP 47.242.232.174
DrayTek [BFP]47.242.232.174 was blocked by Brute Force Protection # 暴力攻擊英文縮寫 Brute Force Protection 偵測到 IP 47.242.232.174 來攻擊