li.L0, li.L1, li.L2, li.L3, li.L5, li.L6, li.L7, li.L8 { list-style-type: decimal; } NX Client is being used to access the remote linux machines in GUI mode. Sometime back, I faced one issue - I was not allowed to login to remote machine through NX client and it was giving following error message: "The remote proxy closed the connection while negotiating the session. This may be due to the