| invalid: both bind and connect flags set: 0.0.0.0:0 | |
| invalid: you have to specify either BIND or CONNECT flags | |
| Unable to find a common protocol (IPv4 or IPv6) for local host: 127.0.0.1 and remote host: ::1. | |
| Unable to find a common protocol (IPv4 or IPv6) for local host: ::1 and remote host: 127.0.0.1. |