connect

var CmdConnect = &cobra.Command{
	Use:   "connect [host:port]",
	Short: "Attempts a TCP, UDP or SCTP connection and returns useful errors",
	Long: `Tries to open a TCP, UDP or SCTP connection to the given host and port. On error it prints an error message prefixed with a specific fixed string that test cases can check for:

* UNKNOWN - Generic/unknown (non-network) error (eg, bad arguments)
* TIMEOUT - The connection attempt timed out
* DNS - An error in DNS resolution
* REFUSED - Connection refused
* OTHER - Other networking error (eg, "no route to host")`,
	Args: cobra.ExactArgs(1),
	Run:  main,
}