vagrantでsinatraを起動しようとしたらgetaddinfoとエラーが出て起動できません。起動すにはどうしたら？

Question

ターミナルで以下のように起動をしたらエラーが出てsinatraが立ち上がりません。
解決方法が調べても出てこなかったので、わかるかたどうか教えてください！！

[vagrant@localhost sinatra]$ ruby main.rb -o 192.168.33.10:4567

[2017-05-04 16:38:46] INFO  WEBrick 1.3.1
[2017-05-04 16:38:46] INFO  ruby 2.4.0 (2016-12-24) [x86_64-linux]
/home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/socket.rb:227:in `getaddrinfo': getaddrinfo: Name or service not known (SocketError)
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/socket.rb:227:in `foreach'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/socket.rb:748:in `tcp_server_sockets'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/webrick/utils.rb:65:in `create_listeners'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/webrick/server.rb:128:in `listen'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/webrick/server.rb:109:in `initialize'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/2.4.0/webrick/httpserver.rb:47:in `initialize'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/rack-1.6.5/lib/rack/handler/webrick.rb:31:in `new'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/rack-1.6.5/lib/rack/handler/webrick.rb:31:in `run'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/sinatra-1.4.8/lib/sinatra/base.rb:1506:in `start_server'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/sinatra-1.4.8/lib/sinatra/base.rb:1444:in `run!'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/sinatra-contrib-1.4.7/lib/sinatra/reloader.rb:246:in `run!'
	from /home/vagrant/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/sinatra-1.4.8/lib/sinatra/main.rb:25:in `block in <module:Sinatra>'
コード

Answer 1

snatraはやったことないんでわかんないですけど、
IP関連のエラーじゃないですか？

getaddrinfo: Name or service not known (SocketError)

vagrantだったら virtual boxを使ってると思うので、以下を参考にIPに問題があるか試してみたてください
VirtualBox: Configuring Static IPs for VMs