Network Security

Hi guys,Strange NAT issue on my ASA 5512 (9.1). I have a site to site VPN set up between two sites and have configured multiple NAT exemption rules and a dynamic NAT rule, NAT'd traffic is for any traffic not exempt. Testing to the remote-network was...

On our ASA 5545 Cluster, Software Version 9.1(4), the Failover Tracking Interfaces show Unknown (Waiting).  When the ethernet cable is pulled on one of the tracking interfaces of the active ASA, failover does not happen.ASA1# sh failoverFailover OnFa...

Hello Guys,I need to upgrade our ASA 5580 from 8.4(4)1 to either 8.4(7) or 9.1. What are the gotchas when upgrading to either of these IOS versions?Thank you for assistance.

Hi Guys,Can someone explain me why this is happing for this configuration? I have NAT statement for 10.231.7.128 255.255.255.192 subnet. Which should translate/PAT everything going from inside interface to dmz2 with the dmz2 interface (check config)....

Hello,I have a Layer 3 Out-of-Band Real-IP-Gateway deployment using VLAN ACL.How come some endpoint won't pop-up? I have made sure the Discovery Host points to the untrusted interface.It looks like the static route added don't do anything.Please advi...

I have a Cisco WebSTAR DPC2100R2.  It is currently running software version v2.0.2r1256-060303The newest revision of the firmware I have documentation on is dpc2100R2-v202r1256-100324asThe new firmware is needed for this modem because of a security g...

Hi Guys,I want to add a SIP trunk on my existing network. My ISP offers me on there switch 2900 with a single IP which i have to lead to my 3cx configuration on a HyperV. What configuration do I need to make, to route the voice via the separate voice...

Hi,I have few question on ASA 5500-X and Integrated IPS, like ASA5555-IPS-K9:1.  What is the next gen firewall IPS feature on ASA5500-X without the additional IPS module? What is the difference between having only a next gen firewall ASA 5500-X versu...