piyush

 ActionMailer::Base.smtp_settings = {
    :enable_starttls_auto => true,
    :address        => 'smtp.gmail.com',
    :port           => 587,
    :domain         => 'your.domain.com',
    :authentication => :plain,
    :user_name      => 'login@your.domain.com',
    :password       => 'some_password'
  }

piyush

# old and busted
map.connect "about-us", :controller => "about", :action => "index"

#new hotness
match "about-us", :to => "about#index"