Network Security

We have an ASA 5520. We are using one of the gig etherner ports to setup a vendor network. The ASA is providing the DHCP services for the vendor network. The port from the ASA is connected into a switch port on one of our core switchs. The vlan port ...

Hi, I am looking to get an ASA for personal practice at home. I want to be able to use flexible packet matching and use regular expressions to match packets.Here is a link to the product I am considering purchasing:http://www.newegg.com/Product/Prod...

Hi where can i get the PIX password Recovery .bin fie for PIX 515 using version 6.3

Hi, The File Blocking option is checked for blocking mp3, the user not able to save the mp3, but able to see the download progress up to 100% for a particular file, and when try to save, the trend micro will block. Is there anyway, we can block so t...

I'm about to upgrade the CSC module on my ASA from 6.0 to 6.1. Will this cause the module itself to reboot, or the whole ASA?? If just the module, will email still go through (unfiltered)? or halt?Thanks!

I have a PIX 501 running 6.3(5) that has started locking up, console and ethernet, then it reboots and locks up completely. As soon as any ethernet traffic is sent (ping, etc), it starts the lock and reboot. I've reset it to factory default and ref...

Hi,We have Cisco ASA 5520.Nowadays we are getting one problem that is TCP/UDP connection fluctuating continuously.I am checking in ASDM, suppose now showing total no. of connection 50 within 2 sec it's reaching 3000 and again come back to normal.It's...

Hi, I want to configure Read-Only and Read-Write String in Firewall 5520. I do not want to use default strings. Please help as I am not getting option for R-O & R-W strings with this model.

The problem occured only once as now after over 120 days of uptime. The ASA crashed and rebooted suddenly. There is something interesting in crashinfo file:[...]Region #12 [0x01543720] from #5 tback F4 dump off 0x4c01543720: cc cc cc cc 69 00 00 00 2...

This is a somewhat broad question, but i am going post it anyway and see if anyone can comment, as i feel it may relate to an incorrect NAT statement. I have a telephone system sitting behind the ASA, which i've NAT'd inbound and outbound to an inter...