7.7 FTP and empty path parts in the URL
7.8 Premature transfer end but healthy control channel
7.9 Passive transfer tries only one IP address
+ 7.10 FTPS needs session reuse
8. TELNET
8.1 TELNET and time limitations don't work
See https://github.com/curl/curl/issues/1508
+7.10 FTPS needs session reuse
+
+ When the control connection is reused for a subsequent transfer, some FTPS
+ servers complain about "missing session reuse" for the data channel for the
+ second transfer.
+
+ https://github.com/curl/curl/issues/4654
+
8. TELNET
8.1 TELNET and time limitations don't work