device_name
device_id
GET /webapi/entry.cgi?api=SYNO.API.Auth&version=6&method=login&account=
<USERNAME>&passwd=<PASSWORD>&session=FileStation&format=cookie
GET /webapi/entry.cgi?api=SYNO.API.Auth&version=6&method=login&account=
<USERNAME>&passwd=<PASSWORD>&otp_code=<OTP_CODE>
GET /webapi/entry.cgi?api=SYNO.API.Auth&version=6&method=login&account=
<USERNAME>&passwd=<PASSWORD>&otp_code=
<OTP_CODE>&enable_device_token=yes&device_name=<DEVICE_NAME>
GET /webapi/entry.cgi?api=SYNO.API.Auth&version=6&method=login&account=
<USERNAME>&passwd=<PASSWORD>&device_name=<DEVICE_NAME>&device_id=<DID>
sid
format=sid
_sid=<sid>
did
is_portal_port