Network Security

ip address outside 24.25.43.2 255.255.255.252With the above config can I setup statics to use the outside address? Or do I need more than 1 ip address? Sample below;static (inside,outside) tcp 24.25.43.2 smtp 192.168.1.20 smtp netmask 255.255.255.255...

Hello,This is my first post to Cisco forums. I've just bought a Cisco PIX 520 with a 2MB flash, 350MHz CPU, 128MB ram running IOS 4.4. How can I determine what the highest version of IOS I can upgrade to using the Cisco website. The firewall is licen...

I have a Router Cisco 1760-v with CCME,in the ethernet interface i connected six ip phone and they work good,using a isdn bri interface to connect to the pstn network.I added a new module Wic-1adsl to connect my network to internet but now for securi...

Currently we are running Solar Winds Orion product and it does not support the Firewall MIB. We own the Solar Winds Engineering edition as well, which does support it, but offers no trending and does not run as a service.I wanted to find out what to...

if i configure the 4507 with a ethernet module 3 with 48 port into 3 vlans , and give two vlans an management ip and one vlan without ip.The vlan without management ip i named it as vlan-outside .In outside valn vlan i want to connect the pix, d...

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 ...

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 ne...