Network Security

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Hello, We recently upgraded the FMC to 6.2.2 and we re-initiated the logging from the client ( a linux based SIEM) but we observed the below error Error reading events from "FMC IP". java.io.IOException: Connection is broken. Read operation return "-...

Hi Team, I bought 5525 firepower services with SSD and Control license. can anyone explain to me if I have SFR module up and remain IPS and CXCS not showing up, then do I need to install both modules or not.Mod SSM Application Name Status SSM Applica...

sfr.png

Hello, I need to upgrade my logical FTD Devices from Version 6.2.3 to 6.4.0.7... i have a couple of queries regarding that listed below : 1) I need to upgrade to major version 6.4.0 first and then apply the patch 6.4.0.7 ? is this correct ?2) My FXOS...

On a 5585 - I have multiple subinterfaces defined on mutiple interfaces. Each subinterface has a VLAN ID and a /24 subnet. I also have global dhcp relay servers configured and then dhcp relay ensabled on specific subinterfaces that I want to allow PX...

Noticing that the rommon versions required for different OS / Firepower versions are varied, got me looking for a chart / table of the rommon versions to ASA OS / Firepower versions. Does something like that exist?  Is it always a good idea to upgrad...

Today I updated our FMC HTTPS certificate. It shows updated on the FMC under System>Https certificate. However the web browser is showing invalid. The Dates have updated to the correct dates but it still shows invalid. I tried rebooting FMC but the c...

Hi,     I'm trying ASAv on AWS and I found it behave unexpectedly. I created a new VPC with a new subnet, start an ASAv instance with only one management interface in that subnet, and put an RHEL instance there.    When I ping from Linux box I get pr...

Leo Yu by Level 1
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  • 0 replies
  • 0 Helpful votes

DY-BB-1#sh moduleMod Ports Card Type Model Serial No.--- ----- -------------------------------------- ------------------ -----------1 4 CEF720 4 port 10-Gigabit Ethernet WS-X6704-10GE SAD112102EN2 48 CEF720 48 port 1000mb SFP WS-X6748-SFP SAL1122PWRX...

Hello All,   When attempting to Register a new SFR Module to our FMC I receive the message: "Could not establish a connection with device." I know for sure the reg key is correct and I am able to ping each device from the other without issue.   The ...

FMC_Error.png

Every since I upgraded FMC from 6.2.2 to 6.4, VPN users show as unknow user. I have a case open with TAC with no resolution yet. Any thoughts? I think it's occurring with multiple clients for I just tested another one. Also, any recommendation for a ...

Jack G by Level 1
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  • 4 replies
  • 0 Helpful votes