Network Security

A virtual server currently has Exchange installed on it with load balancing on our network. Each NIC has its own IP address and they want one external address for it to NAT to.  Looking at our ASA, we can't overlap addresses...meaning I get an error ...

I keep struggeling with Cisco ASA. Can someone explain a systems engeneer with noob experience on networking how I can make a certain NAT (RDP, SSL or whatever) and securing it by allowing just one external client with fixed internet IP to make use o...

Dear All,one of my SNMP server 10.242.103.42 sits in MZ zone,and ACE 4710 is connected to core switch,coreswitch is connected to firewall asa.Now iam trying to ping from MZ zone SNMP server to loadbalancer ip 10.242.105.1,iam unable to ping my LB int...

i am configuring a pix 525i just found out how to activate the subinterface on it so that's goodthe box has a primary unit and secondary unit, both are connected from G0 to redundant switchesif i do a show failover, it says it's using the serial base...

i have a pix 525 running 8.0(4) and asdm 6.1(5)i have two ethernet interfaces, and two gb ethernet interfacesi connected both gb ethernet interfaces to a switchport, configured as trunkcan't seem to activate subinterfaces on the gb interface on the p...

After upgrading my ASA 5510 to version 8.4(3), I'm getting the following errors generated.  %ASA-3-199011: Close on bad channel in process/fiber (Unicorn Proxy Thread)/(unicorn-proxy), channel ID 0x00000027, channel state 1After doing some Googling, ...

Hi Everyone,I'm trying to find where to download ASA 1000V's virtual appliance. I could only find the Nexus Switch 1000V so far.Any ideas?Cheers,Paul

        HiThe above configuration is the sketch of my network with PIX firewall 515E. 200.2.xx.xx are the public IPs.It has been configured that if someone through Internet access specific services like httpof 200.2.xx.xx is routed through to local a...

We are migrating DMZ segments from a checkpoint to a ASA 5585 firewall that we had connected to the same segments as the Checkpoint except on different IP addresses then the checkpoint interfaces. The Checkpoint interfaces are the default gateway for...

Hi - I have a ASA which I will post the config down below.Basically everything is working as normal however I have just been told we have another server at host 10.10.1.3 which needs to be accessed over the external IP through RDP on port 3399 which ...

I'm installing 2 ASA 5510s, one as the primary and one as the failover.  If I use a Netgear 10/100 Fast Ethernet 5 port switch in between the firewalls and the ISP's, will I be creating a bottleneck?

Hi everybody, please  need your help;I have this  message  when I session into the module:***LICENSE NOTICE***There is no license key installed on the NM-IPS.The system will continue to operate with the currently installedsignature set.  A valid lice...

Hello,I have an issue with my firewall,each time i configured a trunk port in the firewall and connect a sw 2960S with a trunk port also, all the interfaces in the Firewall go down ( virutal intertaces, inside, outside , dmz) , also another switch 37...