Can I upgrade the IOS from 6.3 to 7.2.What will be the impact,Will the existing config will be erased or will not be erased?
Can I able to creat the TRUNK between a PIX and Cisco L2 switch?
And also I need to configure the PIXs in FO, that is one in active and other in passive,in that case both FW should be enabled with the necessary license?
Please send me the link.
Thanks and Regards,