# File lib/specinfra/command/base/host.rb, line 13 def check_is_reachable(host, port, proto, timeout) if port.nil? "ping -w #{escape(timeout)} -c 2 -n #{escape(host)}" else "nc -w #{escape(timeout)} -vvvvz#{escape(proto[0].chr)} #{escape(host)} #{escape(port)}" end end