Hi , I am having problem with cisco 3550 switch. it's giving me a lot of packet drops. 3 days back i started facing this problem and as i was not able to find out any reason i replaced the switch with a new one but again today the new switch has sta...

i am able to ping from interface with security low security level to high security level but not able to ping from high level security interface to low level security interface.My low level security interface has the ip address 10.1.0.254/255.255.248...

I am setting up pix 515E. i have to put in the Microsoft's ISA server as a web publishing server in the DMZ zone, and i have put in the published servers in the inside zone.The problem is anyone from outside is able to access the ISA server on port 8...