119: def remote(port, host, remote_port, remote_host="127.0.0.1")
120: session.send_global_request("tcpip-forward", :string, remote_host, :long, remote_port) do |success, response|
121: if success
122: debug { "remote forward from remote #{remote_host}:#{remote_port} to #{host}:#{port} established" }
123: @remote_forwarded_ports[[remote_port, remote_host]] = Remote.new(host, port)
124: else
125: error { "remote forwarding request failed" }
126: raise Net::SSH::Exception, "remote forwarding request failed"
127: end
128: end
129: end