Network Security

Hi All,I have question about Cisco FMC upgrade.In one client’s DC FMC 4700 installed and need to be upgraded to version 7.4.1, Currently it is running on 7.4.0.what could be the reason, do we need to change any config setting in FMC?Now the issue whi...

Hello,I am using a Synology unit behind a Cisco Firewall Device Manager and am trying to use a domain for external access. It keeps telling me I have to open port 80 for Lets Encrypt to verify my domain. I am not sure how to do this. Would it be done...

Hi, I have launched an ASAv from this AWS Marketplace product, https://aws.amazon.com/marketplace/pp/prodview-k3dpkteh6bgzi. I have tried both the 9.14.2.13 and 9.15.1.15 versions but I am seeing the following errors on both versions:Warning: ASAv pl...

Hello, I would like to know what security products Cisco has and their relevance in the field to rank them  would be a must know and what are less important to know... For example I know their NGFW is FTD. What about SIEM,sandbox,WAF,ADC/loadbalancer...

Hi AllI cannot get SSH enabled on a cisco950032QCcat9k_iosxe.17.09.05.SPA.confi have created a domain name, reset the cryptokey (crypto key zeroise) and generated a new key, yet ssh is disabledhostname#crypto key generate rsa modulus 2048% You alread...

Cisco ISA 3000 appliance comes in two types, one which supports 4 copper ports (ISA3000-4C-K9) and one which supports 2 fibre and 2 copper (ISA3000-2C2F-K9). We have purchased the latter one. My colleague raised a concern that in some cases, we can e...

Hi Guys, I would like to seek some guidance how do you size up your firewalls? Let us say there is a client-to-server communication and I know the packet size which is 50 KB per endpoint and I have 3000 endpoints, how can I have this data in Gbps so ...

Hi,Can anyone please provide me the procedure the version upgradation from 9.8(4)29 to 9.12.4.67? What are pre-requisites ?

Hi All, I need your help. I have a Cisco ASA5508 box which will act as an FTD. My requirement is to upgrade the IOS on ASA5508 first, and then proceed with FTD. Currently, my Cisco ASA5508 is running Version 9.9(2)91, and there are vulnerabilities th...

Last day of support is June 30 2024, so little more than 2 years before being replaced, and Cisco has not gone above 6.4 code for these appliances.   The company doesn't leave EOL unsupported network hardware running in service for very long except s...

How wonder how many CPU there is in a Firepower Chassis FPR-4110-K9?Two commands with different results. The command "show cpu detailed" gives 8 CPU or core and cat /proc/cpuinfo show 24 CPUs.> show cpu detailedBreak down of per-core data path versus...

Assume two Firewall FW1 and FW2behind FW1 is router1 and behind FW2 is router2 which doing GRE tunneltraditional FW1 inside connect router1 uplinkwhy not the peer link between router 1 and router 2 also pass through the same firewall FW1 and FW2route...