Network Security

Hi, I apologise if this question has been answered already, I tried searching but found nothing.I have a Cisco 3850X and an ASA5525 firewall, and I want to create a specific route from a particular VLAN in order to filter the traffic.I am using VLAN ...

I have an ASA5555X running 9.0.1 and I've been asked to clean up a policy/ACL that has IP ANY ANY as the last ACE on a busy DMZ interface.What I'd like to do is packet capture anything that does not match the previous valid access-list entries. That ...

We are using ASA 5555-X with 9.1.1 IOS version.We are continuously receiving below logs from my standby Firewall since last 3 days: %ASA-3-202010: NAT/PAT pool exhausted. Unable to create connection.%ASA-3-202010: NAT/PAT pool exhausted. Unable to cr...

Hello,How do I configure port triggering on the ASA 5505 v8.2 required by the SIP provider. They are requireing the following ports be triggered:UDP 5060-5090, 8000-8200, 16384-16482

Please let me know the available options to verify the return traffic on firewalls.

Dear All, I have a problem with my DMZ nodes communication. When i try to ping each other getting only one reply and then drops. What can be the issue ? Same security intra interface is enable. Please help. Thanks in advance.Shijo.

Hello! I have ASA5515 with WSE license (PRSM version 9.3.2.1 (9)).On te Web UI Configuration > Updates I see following error:Device is unable to receive updates from the Cisco update server. Please check your network and HTTP proxy server settings.I ...

Hi all, I have a pix515e and when I executeshow threat-detection rate or any of the options I don't see any output.  Is this normal? Thanks.  

I am trying to use a 5505 in transparent mode. I have always used routed mode previously, so I am sure I am missing something simple. Essentially we are creating a shared network space with another IT entity. We are using a class C address space in t...

Trying to setup a firewall access rules and I keep getting stopped by implicit deny rules.How to I either remove the implicit rule or by pass that rule?ThanksDave

Hi Guys,I'm getting an error "Unable to launch device manager from x.x.x.x" when trying to access ASA 5550 via ASDM.ASDM Version - 7.2(1)ASA version - 8.4(7)Java 7 Update 21 version - 7.0.210When checked the device, it is a 64bit windows machine. Abl...

Hello Everyone, I have seen deployment guides of Cisco ESA stating that the ESA is to be deployed in the DMZ networkCan We deploy Cisco ESA and also the internal mail server in the same network ?