Non-authentication POP3
protocol error (reply code “-ERR”, except authentication).
POP3
authentication error.
Unexpected response from the server.
ReadTimeout
, a subclass of Timeout::Error
, is raised if a chunk of the response cannot be read within the read_timeout.
Represents an SMTP
authentication error.
Represents SMTP
error code 420 or 450, a temporary error.
Represents a fatal SMTP
error (error code 5xx, except for 500)
Unexpected reply code returned from server.
Command is not supported on server.
Simple option list providing mapping from short and/or long option string to OptionParser::Switch
and mapping from acceptable argument to matching pattern and converter pair. Also provides summary feature.
Base class of exceptions from OptionParser
.
Indicates a timeout resolving a name or address.
Resolv::Hosts
is a hostname resolver that uses the system hosts file.