mrandrewchan

How about restore firmware in RB915G, Because there without serial port.

mrandrewchan

Last is OS corrupt, all of network port not working. So can't restore , finally take to repair.

mrandrewchan

All of network port not working & without serial port for run in Netinstall. My model is "RouterOS RB915G"

mrandrewchan

Fix it reference as follow.

For RB915G only
1. Download routeros full OS image as http://www.mikrotik.com/download "routeros-mipsbe-5.26.torrent" and tools "netinstall-5.26.zip" ( Full OS image just in BT download )
2. Network Connect to RB915G POE port
3. Start the netinstall program and package select form file "routeros-mipsbe-5.26.npk" from last BT download folder
4. Reset router - Press reset & power on router, will few min will display in "Router / Drives" RB915G.....
5.Very importance : don't click "keep configuration" box. As normally website said that must click it.
6. After Router restore will auto reboot. There complete install OS
7. Copy the .backup file to Router for restore, then restore command as  
[MikroTik] system backup> load name=test
Restore and reboot? [y/N]:Y
8. Copy the .rsc file to Router for restore, then restore command as
/import mysetup.rsc
9. Fully completed restore.