How to recover IOS Router Cisco from ROMMON by USB

********* Notice ********* - For some reasons: IOS faulty, IOS was deleted accidentally,... This process is useful. - The process is done on real equipment Cisco router ISR 1921/K9. - We can use this process for many type of Cisco router: 1841, 2801, 2811, 2821, 2851, 3825, 3845, 1921, 1941, 2901, 2911, 2921, 2951, 3925, 3945, 3925E, 3945E. - In ROMMON, you can&use "tab" to auto-complete the command. ***** For more information, please contact ***** Phone: 093.545.1589 - 093.827.5551 Mr Minh ********* About Tigernet Company Limited (TigerNet) ********** We provide network equipment, services, consultant, for rent & build network system. Together with customer developments, we are ready to cooperate and support in all projects, as well as transfer all IT applications in management, to bring the best effective.