---- Resolving host address...
---- 1 address found: 59.172.118.151
---- Connecting to linghu0060.asuscomm.cn (59.172.118.151) port 21
<--- 220 Welcome to ASUS RT-AC86U FTP service.
---> AUTH TLS
<--- 234 Proceed with negotiation.
---> USER
Certificate: CN=linghu0060.asuscomm.cn
Issued by: C=US,O=Let's Encrypt,CN=R11
Checking against: C=US,O=Let's Encrypt,CN=R11
Trusted
Certificate: C=US,O=Let's Encrypt,CN=R11
Issued by: C=US,O=Internet Security Research Group,CN=ISRG Root X1
Trusted
<--- 331 Please specify the password.
---> PASS
<--- 230 Login successful.
---> PWD
<--- 257 "/" is the current directory
---> PBSZ 0
<--- 200 PBSZ set to 0.
---> PROT P
<--- 200 PROT now Private.
---> PASV
<--- 227 Entering Passive Mode (59,172,118,151,224,187).
---- Connecting data socket to (59.172.118.151) port 57531
---- Data connection established
---> NLST
<--- 150 Here comes the directory listing.
Certificate: CN=linghu0060.asuscomm.cn
Issued by: C=US,O=Let's Encrypt,CN=R11
Checking against: C=US,O=Let's Encrypt,CN=R11
Trusted
Certificate: C=US,O=Let's Encrypt,CN=R11
Issued by: C=US,O=Internet Security Research Group,CN=ISRG Root X1
Trusted
---- Got EOF on data connection
---- Closing data socket
<--- 226 Directory send OK.
---> QUIT
gnutls_record_recv: The TLS connection was non-properly terminated. Assuming EOF.
<--- 221 Goodbye.
---- Closing control socket