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Can someone describe from a network point of view what RPC (SUN and/or DCE) is and why it deviates from standard TCP behavior? The way that I understand it is a client reaches out to a server with a unique source port and then switches the source por...
Is there a way to perform multiple filters to a show command in the Cisco ASA IOS (8.4 and above)? Please give an example if there is. I tried:show access-list | include 10.15.221.22 | exclude 1270but that does not work.
How does a routed mode ASA Firewall running 8.4 route a packet on the return trip? Say Host A sends a packet to Host B on the other side of the ASA and Host B responds to Host A. On the return trip (assuming NAT is not involved) does the firewall che...
I would like to come up with a new security infrastructure model for my company. That being said, I think the first step is to categorize major threats to our network and then to match those threats to network devices/applications that will help defe...
Is there a standard (best practices) way of naming objects, object-groups, services objects and service object-groups in ASA firewalls? For example:If you had IP addresses that pertain to a particular set of application servers that included 10.1.1.1...
I found out from TrevorTraining.com that you can do multiple | i statements. Example:show run | i p n|3.3.3.3This will include BOTH strings "p n" (object-group network) AND any string that contains "3.3.3.3". This will indicate the object-group that ...
Thanks. So does the explanation of, "This will not work on the ASA device" refer to my example or does it refer to any kind of multiple filter syntax? In other words do ASA devices not support muliple show command filter syntax?
Ok, so any kind of explanation of fast path and session management path might be helpful. Does the firewall route the return trip based on its routing table?
