Network Security

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Hi, I have some question regarding VPN created on ASA 5506 with Firepower services: - Why with this setting Send NTLMv2 response only. Refuse LM & NTLM end user can't connect at VPN through Radius Server ?   When putt lower security layer it's workin...

a.bulat by Level 1
  • 890 Views
  • 0 replies
  • 0 Helpful votes

Hello team,  We have multiple ASAv registered with smart licensing and working perfectly. But, each time we make a change to the VM parameters, the asav gets unlicensed with a warning"there's no active ASAv platform license installed'.Once we push ag...

Jenny19 by Level 1
  • 904 Views
  • 0 replies
  • 0 Helpful votes

I'm curious if folks here use a common shared secret or if the shared secret is unique between ISE end  each device in the network for tacacs authentication.  I currently have switches using one secret, routers using another, and WAPs using yet anoth...

Geekstur1 by Level 1
  • 2228 Views
  • 2 replies
  • 0 Helpful votes

I'm trying to setup email encryption and we use Barracuda Email Security Gateway. It appears outbound encrypted emails are not going through because of ESMTP on Firepower. Is there a workaround instead of disabling it completely?

fuy5 by Level 1
  • 1899 Views
  • 5 replies
  • 0 Helpful votes

We have a problem where the source IP is in the internal network and the destination in the VPN. Source IP is sending multiple requests on several different ports to destination IP.We remove the source IP from DHCP so that no one can receive an addre...

Hi Everyone.I am planning to upgrade FMCv form 6.5.0 to 6.6.0 version. FMCv manages Multiple FTD's Instance.  I see in smart license : "Out of Compliance" message. if I proceed for upgrading FMCv without procuring license, is there any impact or issu...

I would like to ask for assistance in determining what time of syslog events are being received by our syslog server:These are, I think Intrusion EventsDevice SFIMS: [1:43687:2] "INDICATOR-COMPROMISE Suspicious .top dns query" [Impact: Potentially Vu...

Jarby23 by Level 1
  • 1115 Views
  • 0 replies
  • 0 Helpful votes

Hi all,We’re planning to upgrade our FTD 2100 series and FMC version to 6.6.4. Current version for both FTD and FMC were 6.6.1 and FTDs are in HA deployment.I’m planning to upgrade our FTDs from FMC by installing the update patch.But when we visit th...

SaintEvn by Level 1
  • 1962 Views
  • 2 replies
  • 0 Helpful votes