Network Security

Hi all   Not sure if I posted this in the right forum, but here goes... I have an ASA5505 (SW 9.1(3)) that has a DHCP enabled outside interface. Unfortunately the ISP connection is very unstable and often breaks, which means that the ISP modem reboot...

Hi,I have Cisco ASA 5520 with VPN Plus license. I have to procure second unit and run it as Failover / Secondary unit.what ASA part number should I buy so that I may have active / failover functionality with my above existing unit.should i consider "...

 Hi Everyone,I an trying to connect PC  to server on port say 4001 here are logs from firewall  : %ASA-5-305013: Asymmetric NAT rules matched for forward and reverse flows; Connection for tcp src RX 172.24.150.15/1937 dst GY:172.31.50.1/4001 denied d...

Hello,I have question to  add at dhcp server configuration static route ( network ) to dhcp client workstation ?I try use option 3 but i can add only 1 IP address ( not network) and I can't add more than one.I would like avoid situation to adding at ...

I have a Cisco 3825 router with Cisco IOS Software, 3800 Software (C3825-ADVENTERPRISEK9-M), Version 15.1(4)M8,RELEASE SOFTWARE (fc2)I am running a few servers: Database Server, 2 web servers, mail server, DNS Server. All boxes have windows server 20...

Hi,On ASA 5510 8.2.5(50)We are contantly gettin high cpu usage for Dispatch unit process for last 10 hours. The Dispatch unit is taking approx 40% usage constantly.We checked teh following:1. The interfaces.    No error counts, overruns, underruns re...

I'm in the process of setting up an ASA 5505 for a remote site and needed some assistance determining if what I want to do is possible as well as if I need to upgrade the license from Base to Security Plus.Remote Site ASA 5505 Interfaces:Outside (Int...

I have a cluster that I want to manage the individual ASA's for different things how do I connect to an individual ASA other than using the serial port?  IE can i have a management ip on each ASA and then the cluster management IP as well.

hey guys, Is there any way to create a API wherein i can integrate the firewall with any other IPS device for e.g. an IP is detected as a high alert in IPS device, this IPS device will call an API , which will in turn block the IP on perimeter firewa...

Dear all,I post here a discussion because after many hours to troubleshoot on this issue, I have still no found how to do it so solve my issue.Few days ago, I upgrade my CISCO 5505 to 9.2 version and 7.2 asdm version. Since, this upgrade, my VPN tunn...