Network Security

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Good morning,I am new to Cisco Firepower, but I believe this device may be blocking legitimate traffic at my office. I have an end user that is stating they are trying to sign electronic documentation. I asked them to give me the link for a test box ...

jberrios by Level 1
  • 1944 Views
  • 2 replies
  • 0 Helpful votes

Hi, I have a doubt about security zone in firpower, if I change the name of a security zone, will the firewall automatically change all the rules that contains that security zone? I don't know if this is obvious but I can't find an answer. 

Hey everyone. Running ipsec between several locations.Getting the following on all remote Cisco ASA's.  Deny IP teardrop fragment (size = 744, offset = 0) from 10.150.0.2 to 10.150.4.x The 10.150.4.x is Aruba access points and the 10.150.0.2 is the A...

Hi Folks ,We are facing a strange issue, wherein two ASAs which are in different Datacenters are rebooting every weekend on Saturday. There's time gap of couple of hours between both ASA reboots.We started facing this issue after we upgraded our Fire...

Hello everyone, I became a System Administrator for a company that manages IT things including Firepower. ATT and I worked together last week to replace their modem.After replacing modem, the port on Firepower that is connected to modem (GE1/1) kept ...

Exor by Level 1
  • 4125 Views
  • 16 replies
  • 0 Helpful votes

Hi All,We are managing the FTDs via FMC. We are using local admin credentials to login to the FTD. We need to reset the admin credentials. I want the same level of privilege and should not loose access to the device when i do it as we have only one a...

ssan239 by Level 1
  • 6329 Views
  • 3 replies
  • 0 Helpful votes

 I am not sure why it isn't working. It is meant to work after I enter access-group in_to_internet in interface outside and then on PC6 it will go Reply from 8.8.8.8: bytes=32 time=0ms TTL=126. My .PKA file is below please have a look.Here is the top...

IsaacNP_1-1671968989976.png IsaacNP_2-1671969187845.png IsaacNP_4-1671969691987.png IsaacNP_5-1671969691970.png
IsaacNP by Level 1
  • 753 Views
  • 1 replies
  • 0 Helpful votes
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