PPTP

PPTP:
  Firmware: 1
  Hostname: 36
  Vendor: MikroTik

MikroTik router ftpd6.45.2

220 36 FTP server (MikroTik 6.45.2) ready
530 Login incorrect
500 'HELP': command not understood
500 'FEAT': command not understood

HTTP/1.1 400 Bad Request
Server: squid/3.5.12
Mime-Version: 1.0
Date: Thu, 25 Apr 2024 09:01:22 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 3535
X-Squid-Error: ERR_INVALID_URL 0
Vary: Accept-Language
Content-Language: en
X-Cache: MISS from IPRENT.CN
X-Cache-Lookup: NONE from IPRENT.CN:6666
Via: 1.1 IPRENT.CN (squid/3.5.12)
Connection: close

HTTP/1.1 401 Unauthorized
Date: Mon, 29 Apr 2024 05:09:29 GMT
Content-Length: 0