we have pix 535 running with 712-42.bin image.before activating security context lecensing key all the interfaces are pinging.after activating the licensing key when we give the ip it is taking .in running conf also ip address of interface is showing.but when checking the interface status using show interface ethernet 0,it is showing that interface is up and line protocol is up,ip address is unassigned.and we are unable to ping that interface also.
pls help me on this.
