ROMMON IOS or ROMMON Load (Software Crash)

1. Download Tftpd32 (TFTP Server)
2. In the program, Browse to the directrory where the iOS file is stored. Also select the interface
3. At the Router through console cable (9600 baud, 8 bit, Parity None, Stop bits 1,Flow Control None)insert the following:
rommon>
IP_ADDRESS=10.0.0.1
IP_SUBNET_MASK=255.255.255.0
DEFAULT_GATEWAY=10.0.0.3
TFTP_SERVER=10.0.0.3
TFTP_FILE=ios.bin
TFTP_VERBOSE=2
TR_1E1R_PORT=0
FE_SPEED_MODE=4

Where 10.0.0.1 will be the IP that the router will have, and 10.0.0.3 the TFTP server or connection. ios.bin will be the name of the file and TR_1E1R_PORT is the FastEthernet port, with speed mode 4 is auto_negotiation.

then send the command 
rommon> tftpdnld