--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: "Set whether to use ESMTP or not. This should be done before calling #start. Note that if #start is called in ESMTP mode, and the connection fails due to a ProtocolError, the SMTP object will automatically switch to plain SMTP mode and retry (but not vice versa)."
full_name: Net::SMTP#esmtp=
is_singleton: false
name: esmtp=
params: ( bool )
visibility: public
