Network Security

Hi I have an access control rule that permits traffic from server to another server via tcp/5000 and an intrusion policy is applied to this rule.there is one intrusion rule hitting where the rule definition has in the destination ports different port...

Hi, I have a question regarding different search results on FMC in an access control policy. I want to search for all hosts within a network. What will be the best search expression? When I search for 111.111.111. I will receive 72 results. When I se...

Getting below error whenever I try to upgrade to 7.2.7 from 7.2.5. We've removed a lot of stuff, but still it says not enough disk, are possibly hitting a bug? ****************** FAILURE SCRIPT: 1 ***********************************[240502 12:10:36:8...

Hi Guys.We are running Firepower 3140 Appliances. There are 2 * 40Gbps connection. The Physical (ETH2/1) 40Gbps interface has the MTU set as 9000 whilst the Sub Interface (ETH2/1.10) and (ETH2/1.20) has the MTU still at 1500In this scenario,1. Is the...

Hi,I found information about the latest device drivers:ASA 5505 - 9.2(4)33ASA 5510 and ASA 5520 - 9.1(7)32Why can I only download version 9.0.4 Interim on the cisco website?https://software.cisco.com/download/home/280582808/type/280775065/release/9.0...

Hi, I've inherited an issue that i'm a bit confused with networking isn't really my wheelhouse I've recently been trying to patch our Cisco ASA 5525 which is running ASA Version 9.16(4) which looking at the documentation it appears that it isn't supp...

when i try "Onboard FTD Device" in CDO, at step 2, there isn't any Access Control Policy to choose.Has anyone encountered a similar situation.

Dear Community,I am running Cisco ASA 9.8. I have an app server sitting in the DM Zone that needs to be authenticated with Google Service (reCAPTCHA) only, but I am not allowing the internet service, not the application server. I have tried to apply ...

Hello everyone, is it possible to generate a report or something that says how many minutes during the month  or last 3 months, a FTD was out? For example, if I go to "Monitor-statistics" I can see the uptime of the device, that is, how long it has b...

I've configured DHCP relay on the FTD and I have a 2nd FTD as a backup default gateway.  x.x.x.1 and x.x.x.2 respectively.  However something is wrong.  When I enabled DHCP relay on the .1 FTD only, the DHCP relay wouldn't work and then I enabled thi...

Hi Network Greats,I observed below syslog events on one of ASA device .<190>May 03 2024 12:19:10 ICRA-ASA-PRI : %ASA-6-302016: Teardown UDP connection 9832480 for OUTSIDE:65.49.1.115/55845 to identity:10.10.100.4/500 duration 0:02:24 bytes 608Does th...

Hi,  Would like to have your inputs about how can I connect my branch FTD to my FMC? Typically, I connect my FTD to FMC via the mgmt port of the FTD device however, in my branch office, I don't have any management switch. If I can deploy a management...

Hello everybody,I am looking for a technical (no pure marketing) presentation documentthat gives an overview about Firepower to technical trained persons(PowerPoint, PDF etc.) It don't need to be long.I want to show the hardware, software and concept...