Chapter 8. Telnet/Terminal Menus8-10TSU 120 User Manual61202129L1-1Flash DownloadThe TSU 120 uses flash memory that allows software updatesvia the EIA-232 port. This menu selection allows you to manu-ally perform a flash download usingXMODEM.T-FLASHisalso available to automate this process.Quit SessionTerminates the TELNET/Terminal session.