From a browser running on the PC that your web server is on, are you able to open http://192.168.1.34/arduino.txt ?
Do you have any other devices connected to the same network that can run a browser? If so, try the same URL on one of them.
From a browser running on the PC that your web server is on, are you able to open http://192.168.1.34/arduino.txt ?
Do you have any other devices connected to the same network that can run a browser? If so, try the same URL on one of them.