I'm working on this recipie from the Ruby Cookbook, but receiving errors. Not sure if this is code related or system related. I'm attempting to send mail via my ISP's smtp server. To protect the innocent I took out the real names of domains , etc. Errors: :/instantrails/ruby/lib/ruby/1.8/net/protocol.rb:206:in `initialize': getaddrinfo: no address associated with hostname. (SocketError) from C:/instantrails/ruby/lib/ruby/1.8/net/protocol.rb:206:in `old_open' from C:/instantrails/ruby/lib/ruby/1.8/timeout.rb:56:in `timeout' from C:/instantrails/ruby/lib/ruby/1.8/timeout.rb:76:in `timeout' from C:/instantrails/ruby/lib/ruby/1.8/net/protocol.rb:206:in `old_open' from C:/instantrails/ruby/lib/ruby/1.8/net/smtp.rb:393:in `do_start' from C:/instantrails/ruby/lib/ruby/1.8/net/smtp.rb:378:in `start' from C:/instantrails/ruby/lib/ruby/1.8/net/smtp.rb:316:in `start' from C:/instantrails/ruby/lib/ruby/gems/1.8/gems/actionmailer-1.2.3/lib/action_mailer/base.rb:447:in `perform_delivery_smtp' from C:/instantrails/ruby/lib/ruby/gems/1.8/gems/actionmailer-1.2.3/lib/action_mailer/base.rb:333:in `deliver!' from C:/instantrails/ruby/lib/ruby/gems/1.8/gems/actionmailer-1.2.3/lib/action_mailer/base.rb:227:in `method_missing' from C:/InstantRails/ruby_progs/simplemailer.rb:24 Program: #!/usr/bin/env ruby require 'rubygems' require 'action_mailer' class SimpleMailer < ActionMailer::Base def simple_message(recipient) from 'me / mydomain.com' recipients recipient subject 'A single-part message for you' body 'This message has a plain text body' end end ActionMailer::Base.server_settings = { :address => 'smtp.mydomain.com', :port => 25, :domain => 'mydomain.com', :user_name => 'username / mydomain.com', :password => 'password', :authentiation => :login } puts SimpleMailer.deliver_simple_message('myname / google.com')