Network Security

Hello, I am sending this message because I am in trouble to configure a backup IPSEC VPN over internet with one of my client. Indeed, we currently have a working VPN between my ASA firewall and my client Cisco router. In order to get redundancy, they...

Hello I am having an issue with one of our firewalls locking up and I figure I would ask here while waiting to get an issue with my support contract worked out. This is an ASA 5516X with firepower running 9.6(4). So far this has happened twice and th...

Hello Members,i just ran a NMAP scan on the outside interface of a ASA 5520. It seems that the TCP Ports 7070 and 554 are open on all NAT interfaces and the outside interface of the firewall. I tried telnet on port 554 and 7070 and got connected.Any ...

All:   I had originally posted this question last weekend, and several people responded with the answer. And I wanted to thank them,.  However, I accidentally deleted the original post while trying to move it, so here is for the great brain-trust in ...

Hi all, We inherited a CSM deployment that is in need of an upgrade. Below are the details: Windows Server 2012 R2 CSM 4.9 SP0 What is an acceptable upgrade path? What is the latest stable version of CSM? Thanks in advance,

I have a Cisco 5506-x (5 VLAN limit) and a Catalyst 2960-CG.  I want to create about 15 VLANS.  I was wondering if i could just create these on the Catalyst 2960-CG and not create them on the ASA or would I need to create them on both and have more V...

Hello,we have one FPR-1050 and two FPR-1050.The bigger one can handle 800 concurrent VPN-Sessions.The little one 400.Our users use AnyConnect to log onto the security gateways.And there are backup servers configured in the AnyConnect-Conection-Profil...

I use FTD 6.5 managed by FDM. I use Access Control rules with user information from AD active identity. Authentication works well, but I have problem when there are users changes on PCs. When new users login to PC, user session on FTD remain from pre...

Hi Support, Could you help to investigate the error attach below？Previously my firewall is working fine, but this incident happen frequently right now. Thanks & Regards,CK

Would like to know about IDS?IPS history and latest developments

Dear All,   I want o restrict the RAVPN in cisco FTd based on the Geo location,  

Dear all, I've configured authentication Using Ldap server but Failed.After save the configuration and logout to test, I can't access to my FMC with both Local and External User  Please help me procedure to rollback my FMC configuration from CLI . Ma...

Hi Cisco IOS SMEs, there have been some prior posts on this subject, but they are very old and relate to much less recent IOS versions:here: https://community.cisco.com/t5/firewalls/zbfw-quot-sip-protocol-violations-quot/m-p/1251998 I am running IOS ...

Has anyone gotten VPN failover to work on Cisco FTDs (not ASAs with backup peers)? Here's the scenario, we are trying to setup two FTD 2100s in a HA pair for failover of not only the Internet but for S2S and RA-VPNs as well. So far we can get the Int...