Network Security

Engage with peers and experts on network security topics such as FTD, FMC, FDM, CDO and ASA.
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We have an ASA 5516X with 8GB of DRAM, that we're looking to squeeze at least one more year of service out of.   It's running FTD v7.0.6.1 and we're getting periodic warnings about Snort memory usage.   (Right now it shows about 2.42 out of a max of ...

MauryJ by Level 1
  • 825 Views
  • 4 replies
  • 0 Helpful votes

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...

bwkpgi by Level 1
  • 447 Views
  • 2 replies
  • 0 Helpful votes

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...

babalao by Spotlight
  • 854 Views
  • 5 replies
  • 0 Helpful votes

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...

damode by Level 1
  • 1646 Views
  • 1 replies
  • 0 Helpful votes

Does anyone have a tested and successful procedure to onboard an HA pair of FTD devices (already set as active/standby via FDM)?I've been in a pilot program of CDO for several months (the first few spent fruitlessly gaining access to CDO).I've been t...

Hi,We are in the process of implementing SGT based rules in our FTDs. Our FMC is integrated with ISE successfully and we retrieve SGT information normally.Packets coming from our users network are tagged so the firewall can inspect the SGT and match ...

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 ...

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...

bernardca by Level 1
  • 3656 Views
  • 8 replies
  • 0 Helpful votes
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