Upgrade WG6500 Version 2.0x to Version 2.02.4

1. Unzip ws6500 v2.02.4.zip
2. Procedure: 
   http://xxx.xxx.xxx.xxx:10087
    login user: xxxx
    login password: xxxx
    Upgrade the software (Control > Upgrade)
	-file name: sippd.bin
	-file name: osamdin.bin
	-file name: wwwroot.bin
	
    Click "Upload" button: 
	Display:
	sippd.bin---->Successfully
	osadmin.bin---->Successfully
	wwwroot.bin---->Successfully
		
    Click "Control > System > Upgrade Reset" or "Restart" WS6500