Network Security

I have an ASA 5510 running 9.1(6) that changed its behaviour unexpectedly, and I'm trying to understand what's happened. This firewall sits between our DMZ (security level 50) and the internet/outside (security level 0). A few days ago, I enabled ICM...

Dear  Team, Do you  have any steps of config guide on snmp  configuration I want to add  Defense Center and  3DSystem for snmp availability and Interface/CPU/Memory Utilization Monitoring Regards Vineeth  

Hi All,We recently replaced out trusty old 3660 NAT router with a pair of ASA5520's. Our service desk used to be able to pull the NAT translations out of the router using SNMP. (CISCO-IETF-NAT-MIB:ciscoIetfNatMIB)We would like to do that same on the...

Hi all, I'm running into an issue where we are receiving multiple duplicates of emails (E-Mail volume increasing 10 fold) in our domain. Working with our filtering provider they are saying it is an issue with esmtp inspection / fixup smtp settings on...

I continually receive the below syslog message and need some guidance on troubleshooting to resolve the error.  I looked through the syslog meanings and Cisco states no action required.  This message occurs continually throughout the day. Any help is...

Greetings, I come from a Tippingpoint background and am now working with Firesight/Firepower. We have hosts that trigger an HTTP rule that is set to Drop. The traffic is valid and we do not want to drop it for this rule but we need all other http tra...

Hi,Are there any trial licenses for the ASA 5506-X for the using IPS, URL, Apps, and AMP subscriptions?What I loved about the ASA 5500-X series running the CX module, was that it had a trial license built-in to use those services.  Great and about ti...

after we upgrade the firepower to 5.4.0 we notice that the cpu usage went high. what would be the cause?

Hello Everyone,  I want to install Deploy a 5.4 FireSIGHT Management Center in order to manage SFR module on Cisco ASA 5515-X firewall. I downloaded the OVA file from Cisco website and this need to be install on VMware (Vsphere) ESXi 5.1 or 5.5 as pe...

Hi, I have recently been given a second ASA 5510 firewall and was wondering how the licensing works for using this in a failover solution ? I already have a ASA 5510 firewall which has Security Plus license and is under maintenance and wanted to try ...

Customer wants to manage his ASA devices, he also want to use Prime infrastructure. For the ASA I can choose the CSM (which is "outdated" I think) or the Firesight manager. What should I advise? I know you can configure in the CSM, but as a workaroun...