Network Security

Hi thereI have a new ASA Firepower setup with six test-clients running on it. Basic setup and policies in Firesight seems ok. Policies are blocking as expected.But Firesight health monitor is in critical state on the Module Discovery Event Status wit...

Hello All, Looking for some advice. I'm looking to upgrade 2 5520's That were an active/standby failover pair until a recent SSL license application caused a mismatch.The devices are currently running 8.0, i would like to upgrade them to in order 8.4...

I am generating configuration files for customer equipment from a perl script and everything works fine, but I do not feel comfortable embedding passwords in plain text. I am expecting that the customer may have to load some of the configs and it doe...

Hi Any suggestion help High CPU due to dispatch unit in cisco ASA 5540ciscoasa# sh processes cpu-usagePC         Thread       5Sec     1Min     5Min   Process0805520c   ad5afdf8     0.0%     0.0%     0.0%   block_diag081a8d34   ad5afa08    82.6%    8...

Hi all:We have a small office (15 users) protected by an ASA 5505 running 8.2(5).  The problem we are having is downloading large files from to Office 365 (really SharePoint in MS cloud).  They get interrupted and the connection is dropped. I have lo...

Hello experts, I have a current requirement in that we are to deploy a pair of transparent firewall (active-standby). The active firewall sits between a core switch and an access switch. There is an etherchannel pair (gi0/0 and gi0/1) connecting from...

Hello, We had an issue the other day where replication through our ASA caused the ASA to hit is maximum throughput of 450mbps.  We tried to set the replication software to use less bandwith but the software takes no notice.It uses port tcp 3650 and r...

I have a VPN tunnel going between a Cisco ASA 5520 and a Dell SonicWall on the other end, but the VPN tunnel won't stay up. The only way I can restablish any activity is to send a ping from the ASA to the SonicWall. But the SonicWall can't re-establi...

Source IPs:10.227.152.010.235.52.0Destination IPs:10.235.250.19710.235.250.26When the source IPs access these two destination IPs, the destinations have to be NATed to 212.65.63.69 by the ASA.How to achieve this?

HI Guys,I have attached my network design. we have 2 DC( Active/stnaby) and both having different subnets. I have concern about  failover and interface configuration. as these are in the different subnet what should be the interface IP address? can y...