Network Security

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Cisco CyberSecurity

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Hello, I have a couple Nexus 9k switches that have a good amount of interface IPs (SVIs) on them that are used part of the VPC process running between the 2 N9ks.     If I take any of those SVIs IP addresses and put in the IP into putty, I can SSH in...

Amafsha1 by Explorer
  • 226 Views
  • 1 replies
  • 0 Helpful votes

Hello,   I am practicing working on a 7.6 ASDM firewall and would like to understand how Access and NAT rules work and also how they are configured.  Every where I search it shows for 8.x to higher..  Where can I get the user guide for 7.6?  because ...

Amafsha1 by Explorer
  • 297 Views
  • 2 replies
  • 0 Helpful votes

Hello,   I was wondering if anybody knows about this specific version no longer support object-group ? I upgraded it from 03.07.03 to 03.07.05E and now I don't have an option to configure it.   xxxx(config)#ob? % Unrecognized command   Device Informa...

Hi I made a transition of my virtual FMC from 5.4 to 6.1 but kept 5.4.x on my ASA Firepower for a while. Nothing has changed in the rule set while I upgraded from 5.4 to 6.1 but the day after I applied the 6.1 config to my Firepower modules I started...

hoffa2000 by Participant
  • 2734 Views
  • 3 replies
  • 0 Helpful votes

We are recieving the following REALM errors - I cannot seem to find much details on the internet on the Firepower SF-IMS[4384] error codes.   Our realm is configured in our identity policy and its configured in our access control policy. When downloa...

JMCNEL by Enthusiast
  • 7942 Views
  • 2 replies
  • 0 Helpful votes

FMC 5.4.1.6.  The "Current Sessions" widget on the summary dashboard shows user sessions that are months old.  I have attempted a database repair and reboot, but they will not expire.  Is there a way to expire these session or can I just delete the r...

lmccreery by Beginner
  • 860 Views
  • 1 replies
  • 0 Helpful votes

Hi i have cisco 5525 ASA which is connected to core switch and dmz switch and i want the core switch side network (i.e 172.20.x.x) to access the DMZ network (192.168.x.x) and i run the following command on the ASA 5525 access-list inside-to-DMZ exten...

henokk601 by Beginner
  • 314 Views
  • 2 replies
  • 0 Helpful votes

Resolved! ASA NAT one to one

Hello group!   It seems I have a puzzle for the cisco team :) Basically what I need to do is build a VPN  - ASA to ASA. Thats not a problem.  -The issue is that the private IP of the hosts we are using, are being used from the other side also and I a...

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