Do you use the PIX for point-to-point VPN between sites?
Do you use the PIX as a VPN concentrator for end users?
Do you have a DMZ or multiple DMZs?
Has anything recently changed in your network that would have increased traffic through your PIX?
I mention these things because they all require CPU resources and memory.
The easiest way to free up memory is to reboot the PIX. Of course, this is not always an option but the results are very predictable. If after the reboot the memory usage goes right back up to previous levels then it's time to do a traffic study of your network and determine if this PIX has the horsepower you require or if some other network re-design is in order.
RADIUS and Symantec VIP.
I will use screenshots of ASDM, and at the end I will add the required CLI commands. the diagram below show a diagram of the steps the FW goes through when using 2FA authentication:
As you can see in Fig. 1&nbs...
Unable to get signature update from cisco.com
1. Make sure the router can get name resolution. Configure the router with a proper DNS name server.
ISR4451#utd threat-inspection signature update server cisco username xxxxx password yyyyy