Network Security

Hi,I'm having an issue with a particular spam email. It never comes from the same domain, but always include a .gif file with a stock quote attached. I looked at the internet header to try and find something unique to base a custom signature. Here...

hi!we have recently purchased an asa 5510 with smbsa service. Since it is our first cisco equipment, we didn't know much about thr different service offerings. (we used hardware from other vendors, but the asa seemed to be a good buy)In every documen...

I have PIX 515 that I am trying to get to point out to the internet through a 2811.I can get to the internet through the 2811 if I connect directly to the router, however through the PIX I'm running into some problems.Router Details:Internal IP:192.1...

I have to install an 871 in parallel to a Checkpoint FW. Should I create DMZ VLAN on the 4port switch of the 871 or should I use an external switch?Thanks!

hi,I just wanted to know if the cisco ASA 5500 series Anti-X Edition or any of the other Cisco 5500 Series products, also work as web-content capturing and filtering device. I know it has the capabilities of a pix but can i log user internet usage, l...

This is my config file. I am trying to access a web server on the internal network. Could some one please point out what i am doig wrong?no ip http serverno ip http secure-serverip nat inside source list 15 interface FastEthernet0/1 overloadip nat in...

I am running Pix version 6.2(2) and I am switching ISP's and need to know all of the changes needed to do this. We have one internal network server running and managing the internal IP's for the network. The PIX has an internal IP number assigned tha...

Hi All,I need an explaination as to why on some Pix firewalls, running exactly the samecode, the activation key showed up as4-tuples while other firewalls showed upas 5-tuples. I opened a TAC case with Cisco but I am getting evasive answer from Cisc...

Hi all, I use Catalyst 6513 + FWSM. Now, I want to configure how I can telnet to FWSM. When I connect to Catalyst6513, I use command "session slot 1 process 1" to connect to FWSM. Now I want I can telnet to FWSM, please guide me steps to configure? I...

Hello - I have a Windows Media Server on my DMZ. What i am trying to do is have the WMS server communicate with my SQL server on my inside network and vice versa and for some reason i can't get to WMS server from the inside. can you please look at ...

I am trying to forward a range of ports ex. 1024-2048 to (1) internal address using statics? Is there an easy way?

I am thinking of configuring an ASA as an Edge Device for+ Content Filtering with SmartFilter+ Inspecting Mail and General Traffic with the CSC Module+ terminate RA VPN (AES)+ and using the statefull firewall featuresWhat i am a bit concerned about i...

Hello,on a Cisco 836 CBAC is enabled on the inside Eth0 interface for incomming traffic. If on the outside interface BRI0 for ISP connection used all incomming ip traffic is blocked for returning traffic from initiated inside.Is CBAC working with dy...