指定从新的IOS启动系统

SZNET001#config t
Enter configuration commands, one per line.  End with CNTL/Z.

SZNET001(config)#boot system flash c2800nm-adventerprisek9-mz.124-15.T3.bin

SZNET001(config)#end
SZNET001#copy run sta
Destination filename [startup-config]?
Building configuration...
[OK]
SZNET001#reload
Proceed with reload? [confirm]

*Jan 10 05:13:03.579: %SYS-5-RELOAD: Reload requested  by console. Reload Reason
: Reload Command.