Network Security

Engage with peers and experts on network security topics such as FTD, FMC, FDM, CDO and ASA.
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Hi, I'm looking for documentation with general tips on how to optimize FTD performance like using prefilter for trusted traffic, disable inspection on encrypted traffic etc. I'm working with a customer that have performance issues a few days every ye...

Trying to follow DISA SRGs, and one of the requirements is to enable FIPS mode on our 2140 FTDs, managed by FMC. I am new to these so was doing some searching online and it sounds like CC compliance is what needs to be enabled.Am I correct in saying ...

hhha7x by Level 1
  • 568 Views
  • 1 replies
  • 1 Helpful votes

Hi Community,i do have an ASA 5516 and can see an active connection from the source adress 10.88.72.11 which is causing several GB of ICMP Traffic to one of our internal IPs.The strange thing is, I cannot find this address either in real-time log or ...

DanTee by Level 1
  • 212 Views
  • 2 replies
  • 1 Helpful votes

I have an FTD device that is managed through FMC and working properly.I'm trying to log in to the console port as "admin" but the passwords we use here are not working.the default Admin123 also does not work.is there any direction someone can point m...

Lee Dress by Level 1
  • 361 Views
  • 5 replies
  • 0 Helpful votes

I have Cisco ASA 5505 firewall on wich I wanted to install pfsense. First problem I had was to small CF(128MB) so I went and bought CF with 8GB of space. I used old computer to install pfsense on this CF, and I then noticed that pfsense is using ZFS ...

lukazabav by Level 1
  • 3290 Views
  • 6 replies
  • 0 Helpful votes

Hi to all,i am facing the following problem, please refer also to the png attached (i also have some information on the png attached).An IPsec VPN 2811 router tries to establish an IPSec vpn with an FTD. I have setup this config on the lab and i noti...

Ditter by Level 4
  • 542 Views
  • 12 replies
  • 0 Helpful votes

Hi everyone,I have this basic scenario:(LAN) --------- (ASA) ---------- (DSL Router) ---------- (Internet)I am able to ping the DSL Router from the LAN but not vice versa. Is it a common case with the ASA deployed in between or am I missing something...

Rolitto by Level 1
  • 7348 Views
  • 16 replies
  • 0 Helpful votes

Hi All,Need your suggestion is fixing the login to ASDM. Getting Login Failed error even the same password works for SSH and also to download the launcher from https://ipaddress/admin. But when i login from ASDM getting Login failed error.I went thro...

ssan239 by Level 1
  • 899 Views
  • 8 replies
  • 0 Helpful votes