Network Security

Hi all, First time poster.I have a VPN into GCP and from my normal LAN I can traverse the VPN fine and from other MPLS connected sites which also connects via the LAN interface from a Nexus. However from the DMZ interface on the same ASA which the VP...

Hi,I need the help. I have cisco C8300 router running in Autonomous mode. I can't enable MACSEC on interface level. When I try to enter the MACSEC command on interface level it shows invalid input. AS shown belowRouter(config)#interface tenGigabitEth...

Unable login ASDM through Windows 10.Its giving error still connecting and please wait after login my credential.

Hi, I tried to change the GUI Admin password of our FMC 1000 but it always give me this error: "An error has occurred when updating user account information in the firmware for Lights-Out Management access. See log files for more details about possib...

Hi; I have two FMC 2500 on HA; planning upgrade from 6.4.0-13 to 6.6.1-91. My process: 1 backup. 2 check ntp and space on disk. 3 upload file on active and standby 4 pause HA synchronization 5 run readiness on both devices, active and standby 6 updat...

Hi Guys, I would like to know how to calculate max concurrent session given only the total number of users and total number of devices? I need to size my firewall. Thank you

Hey all,We're configuring a firewall for a client. On our internet facing outside we're wanting to configure connection rules to block basically everything except our clients, they connect via a remote access VPN, using Anyconnect, and using a site-t...

Hi all: I am having an issue with a 1:1 NAT on an FTD.  I have two FTDs (both managed by an FMC), and they both have 1:1 NATs.  The NATs are working on one FTD, but not on the other.  They have different flavors of internet, and the problem is relate...

I can't find the exact answer to this and have read mixed opinions. We used to use Firepower with ASA. The previous network engineer simply left the default value for both the HOME_NET and EXTERNAL_NET variables (which is "any.") I took over the posi...

I have a question related to the interface configuration options for Smart Software Manager On-Prem.In the User Guide I find the following:SSM On Prem supports up to four interfaces that can be configured and used for user management, product registr...

Dears,Please am trying to make cisco FTD to send user administrative logs to a syslog server and also via emails to system administrator.I mean logs that has to do with the following but not limited to:-user log on to the FTD cli-Upgrades done on the...

Hi guys, Our current setup is we get users to login to cisco anyconnect with their AD username and password then they get an alert to allow the connection via Microsoft Authenticator.This is working fine however occasionally we have a situation where...