Network Security

Hi allI setup a IP-VPN LAN with IP Range 192.168.3.0 with default router (192.168.3.196) in Shanghai office, in HK, I have another IP Range 192.168.1.0 with default router (192.168.1.196) and default gateway is (PIX 515 Firewall, 192.168.1.254) -> th...

First off I am new to Cisco.We have two sites, all traffic from site B gets routed to site A.(if site B wants internet all traffic comes to site A first). We have one entire class c and its divided into 2 subnets. We want to setup VPN between sites w...

Hi, I'm hoping someone can help clear this up for me...Scenario:Two switches are separated by a primary and secondary pix using failover.For whatever reason, the pix's failover.Question:Once the failover occurs, won't the switches (using spanning tre...

Anyone know when the customer beta will start for the next PIX major release?

The MTU of all interfaces on my PIX525 is 1500. When I plug my laptop outside my PIX, and run the test at http://www.dslreports.com/tweaks, the MTU is 1500. When I do the same test on my LAN, behind the PIX, the MTU suddenly drops to 1420. I have MTU...

Is there a method to block spyware as well as the abovementioned link using the Pix Firewall v 6.2. Also, what is the preferred MS Window's tool/utility to monitor packets traversing the PIX and to view hacking attempts. Thanks

We have tried just about everything and it seems like everything we try does not even affect the SYN Flood we are recieving.All it is a port 80 request for a web page, many,mnay connections, the 501 acts like we did not even set anything on it, we se...

How to filter audio and video streaming in PIX 515? Is that possible filter it by port blocking?

i have a pix 501 with 10 license.i have 10 pc in my lan- all connecting to the internet at the same time.i also have a vpn site2site. does the communicathion in the site2site takes license from the 10 license i have for my lan pc?

I need for users behind my PIX to use MSM Messenger audio and video. Microsoft says that I need a Universal PlugnPlay firewall in order to do this. I found a lot of articles on PIX UPnP, SIP and so forth but none are very conclusive as to what I need...

We are evaluating the PIX firewall for use. From the documentation i see that its not possible for me to URL filtering using PIX. THe solution offerred is using websense ( $$$$ ) How is this done. ThanksMad

Is the pix capable of proxying DNS requests and if so, will it do any validation of the DNS response? I'm concerned about buffer overflow and invalid formatted DNS messages going into and out of my network.Thanks

hello,my customer is having the ff;users---6506---3640-----remote routersthe 6506 was also conncted to the HQ thru where the mainframe resides6506--------infrared--------HQ-----mainframewith the above scenario, the 3270 applications from both the rem...

Whats the most effiecent way to block packets with both the SYN and FIN flags set in a PIX running 6.3?

We upgraded OS to 6.33 and pdm Ver 3.0(1) on 3/16/04 and now I cannot access the firewall from my workstation.The login appears then the pdm.html starts to load but stalls. Any ideas on what I can do?