Network Security

Hello Together,I configured on Cisco FMC 7.6 the DHCP Server for one Sub-Interface because we have to route this VLAN on the Firewall. I add the VLAN tag and configured the switch also for this Vlan. Problem is I cannot get a lease. I saw on Cisco IS...

I'm going to move my secondary FMC device to another physical location and i will change its ip address used in the HA configuration. so, i was planning to 1- break FMC HA  2- change FMC IP 3- configure HA again  what i expect that FTD will be manage...

Greetings,We're planning to migrate our Cisco VPN ASA's to FTD Devices.Within the ASA's we currently utilize 3 Tunnel Groups (Connection Profiles). One External use (DMZ) and Two Internal.We've several ASA VPN Group Policies tied to our Active Direct...

Is the following even possible? I would like to configure Microsoft NPS to act as a Radius Server to authenticate and allow users who are present in one of two active directory OU's (OU #1 & OU I#2) to ssh into the device and then if the user is in O...

I upgraded by ASA 5525x with asa9.14.4 which is a special version for a security fix.   That broke ASDM.  So, after consulting my Cisco Field Engineer I upgraded ASDM to asdm-7.23.1.  After updating the path and upgrading Java to the recommeded versi...

Unfortunately, neither Cisco nor our partner is able to assign the contracts to us, so I can't create TACs. Therefore, here in the forum:We have a defective database in the FMC. Here's the error message:[Mon Oct 20 11:50:12 2025][FATAL] [missing all ...

Hi,can anyone tell me why Cisco is not allowing address reservations outside the defined DHCP pool?At least on ASA and FTD thedhcpd reserve-address xxx.xxx.xxxx.xxx abcd.ef01.2345 insidealways needs to be inside the specified pool.I mean there is a w...

firepower4145 /eth-uplink/fabric # enter port-channel 48firepower4145 /eth-uplink/fabric/port-channel # set port-channel-modeactive Activeon Onfirepower4145 /eth-uplink/fabric/port-channel # set port-channel-mode onfirepower4145 /eth-uplink/fabric/po...

Hello guys, I have FMCv version 7.4.3 , and the FMC not connect to internet ok , I have Critical Alert related to Security Intelligences " Security Intelligence2 System feeds:* DNS Feed "Cisco-DNS-and-URL-Intelligence-Feed" Failed to download from ht...

Hello experts, We’re currently a bit confused about support SKUs for firepower devices. We understand the box itself has to have some kind of support in order to have access to TAC and to RMA’s in case of failure. That is covered by the SmartNet supp...

Has this been addressed in FMC and FTD 7.6.2? My scanners say I am still vulnerable. 

What are my options for password recovery of the admin around that doesn't want to be sync'ed to AD?