Network Security

I am wanting redundancy in a site to site VPN. The central site has a reliable high speed link to the Internet. At the remote site I am looking at either dual PIXs, each going to a separate ISP or an ASA with dual links to separate providers. If I us...

I have a Cisco 515e running 7.0(1) and one problem with the config of my NATs on my PIX is that the inside interface is not NATed. Rather just the subnet of my internal network. So when I try to add a NAT rule for a single host on that subnet I get: ...

Have one object in my public webserver. This object is a ajax based(MsXML2.XMLHTTP) and work very well.When access the same object in clientless ssl vpn, the server this ssl vpn is ASA5520, the response of ajax is to lazy or wrong, see in javascript ...

First i want to tahnk anyone who has any input on my problem. I have an ASA 5520 that is being use as a firewall, VPN concentrator and also a L2L tunnel. The trouble that i am having is about the L2L part. I have different remote site that needs to g...

Hi,I need a clarification on failover of CAM /CAS. can i use a Wanlink for the failover connection instead of a serial cable or a cross over cable when the two NAC appliances are kept apart.Also can I use certificates in addition to authentication ty...

Is it preferable to have a dedicated switch for the DMZ, that is, connect a dedicated switch to the DMZ interface of the firewall. Or the second option, tag DMZ ports on the core switches (internal network)? In that case the DMZ interface of the fire...

I WANT YOUR HELPwhen i use IPS mail service stop (SMTP,POP3)BUT internet users can reach internet.ac uo help me please

Hi All,I have a query regarding Cisco IDS Sensors (Version 4.1(4), IDS 4235).I want to update the signatures via MC(Management center) for IDS Sensors .Do i need to purchase it or it is a tool which i can download from Cisco site and install on any w...

I am having an issue and I am not sure what is causing it. I have a rule on my ASA that says any-any inside/outbound allow. I have found that some of my connections do not work. I think they do connect but on the return route the ASA is blocking the ...

Hi All,If I use ASA5520, can I use the Management port to do the both failover and stateful failover? Any propose config?Thanks!

in the follow configuration with "no nat-control" the bi-directiona traffic between extranet and inside is stopped only when i create a new masq inside to outside .Is this behaviour correct ?When the traffic is stopped the log are the follow:172.31.2...

We have installed Cisco VPN Client(4.9.01.0100-Universal-K9) on a MacBook Pro. We are using Reliance datacard for the internet connectivity. After establishing the VPN connection,exactly on the 5th sec,the connection gets terminated, showing the atta...

One ASA 5510 is setting up in our site, today it's suddently not working, power LED is off, Status and Active LED is turned on amber in solid. On rear panel, Power indicator LED is on in green color. All the cooling fan is on. But all LAN ports and m...

Does anyone know why when viewing NAC Event logs, I'll notice that many users have " forcefully logged out by administrator" ? No one else is the admin and i have not performed the task, so I imagine its a matter of semantics, but need to be sure why...