Re: Could not connect to the server. Error is 138: Connection timed out. Forum / NoMachine for Linux / Could not connect to the server. Error is 138: Connection timed out. / Re: Could not connect to the server. Error is 138: Connection timed out. May 19, 2014 at 10:14 #4095 BritgirlKeymaster forwarded TCP/UDP ports 4000 and 4011-4099 Did you make these changes on the router?
