Network Security

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Hi Team,  We are currently encountering an unusual issue within our network.  According to the traces conducted at the servers, it appears that the TCP RESET packet sent by the Source Server is not being received by the Destination Server.  It is not...

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Hi to everybody,It is not so clear to me what the discovery default action does. I am asking this because my last rule is deny from outside to inside. Therefore i suppose that the FTD does not pass to the default action that is below the all deny rul...

Ditter by Level 4
  • 2197 Views
  • 6 replies
  • 1 Helpful votes

Hi all,I have LDAP and Radius external authentication methods setup for some admin-user to login in my FMC. I can see these users are visible in system > user list but just as external, there is no detail about what authentication method used for the...

GemMapSky by Level 1
  • 809 Views
  • 3 replies
  • 0 Helpful votes

On CLI I can't connect to asa. . firepower-2110# connect asa Lina has not yet started. Please try again later.firepower-2110# show version Boot Loader version: 1.0.12System version: 2.2(2.119)Service Manager version: 2.2(2.119)firepower-2110#  

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gtstech by Level 1
  • 786 Views
  • 2 replies
  • 0 Helpful votes

I have a 5515-x firewall that use to allow ASDM connections without issue. Now out of nowhere the ASDM image has decided to remove itself and not allow itself to be added back.  I have done the following hq-fw# show asdm imageDevice Manager image fil...

kbowles by Level 1
  • 1144 Views
  • 7 replies
  • 0 Helpful votes

We are looking to deploying FMCv in Azure to manage 2 FTDs (using the 2-Device License). If in the future we install additional FTDs, I know we'll have to purchase the 10 or 25 Device licenses. My question is I’m being told that if we go with the 2-D...

Hello everybody! A had a problem - Cisco FTD 4145 cluster experienced a failure on one chassis, which caused the application to reboot on its own. Chassis log message2024 Dec 14 07:42:02 FP-Primary %FPRM-2-ERROR: Power-cycle blade 1 due to blade not ...