Network Security

Hi,is there a way to stop CBAC from sending RST Packets for half-open connections that time out? I would prefer to drop this sessions silently. This behaviour interferes with one of our Riverbed machines. Any suggestions?Andre

Hello all,We have had a client recently start using Google Docs for the productivity. They are constantly reporting problems with slowness or being cut off from the Google Docs, especially when they are trying to download the docs to a local location...

I tried to upgrade my ASA5520 from V8.2 to V8.3 last week and although the log reported no issuesthere obviously were  'cos a some of my NAT mappings stopped  completely (!)I was unabled to complete a fix within my upgrade window so I had to rollback...

I have ADSL internet access through a Cisco 837 router. I recently purchased an ASA 5505 as I am due to start my CCSP certification and wanted this for hands on configuration.My question is what would be the best / recommended solution for adding the...

How and when does the cisco ssl webvpn relay loader activex control fire on a user computer.  I have noticed that this starts sometimes on users browser but other times it is not running if you look under IE's manage add-ons.  Where within the ASA do...

Hi I have a 6509-E chassis with a FWSM [FWSM Firewall Version 3.2(5) and I have enabled NAT control. In configuration file there are the following commands:nat (inside) 1 10.10.0.0 255.255.0.0 tcp 0 300nat (inside) 5 10.10.10.5 255.255.255.255 tcp 0 ...

One of my client has upgraded their Microsoft as well as network infrastructure. Now exchange 2010 and windows server 2008 would in DMZs.  The Microsoft consultant inform that the windows client on inside network  will be going to use RPC to communic...

Hello, I have a  problem with the DNS. Three zones: outside, dmz, inside. Users of a DMZ-VLAN are using an  external DNS server, but they must be able to access the internal mail server (inside). When trying to resolve the mail server IP, the DNS  gi...

Hi,Is FWSM Failover feature supported on a VSS environment? We currenlty have two 6509 with FWSM on both switches. VSS is currently enabled and I would also want to enable the failover on the FWSM. The current IOS running is s72033-adventerprisek9_wa...