Network Security

HiIs there any known issues regarding Pix LAN to Lan (static to Dynamic) on ADSL using PPPoE? I have tried lowering MTU from 1500 to 1400, but are there any other known problem using IPSEC over PPPoE-encapsulation?Thanks for your help!RegardsJimmy

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Good morning:This is my first time attempting to build a PIX to PIX VPN and I'm having the following issue when i paste my config into the host (a 525, 6.2.1).The issue:After pasting the config below into the Host PIX, i'm unable to reach any network...

I'm trying to connect a PIX FW and a VPN 3015 with the use of certificates.I followed the instructions found in TAC, but at a given moment there's a command that configures your CA server to get the certificates, and it's here that it goes wrong.--> ...

Just installed a 3030 concentrator and cannot ping the router on the public interface. I can ping everything on the private interface. I have added the default gateway for the public interface but cannot ping it and cannot ping the public interface f...

Hi AllI have a PIX 525 Software Version 6.3. And on my failover pix eth4 keeps stuck in modus "unknown" What is the solution to get it back in normal mode ?What causes that problem ?Thx for your helpRegards Christian CCNP

I have two pair of Pix 535's, because I ran out of DMZ (10) on one of them. Now that I have the eleven dmz, how should I configure the two 535 to route between dmz 1-10 and 11-20.

Hi,We have PIX 520 firewall with 3 NICs. We recieve advertisements on computers in the inside and DMZ network. It uses windows mesenger services and is sent to our network address. It will appear computers randomly. How can we block this?Please note ...

Hi, I am currently using a 3015 (ver3.5.5), ACS (3.1) & the VPN client (3.5.1). I would like to implement password expiry however I do not use the windows domain for authentication - I use the ACS internal database. I don't seem to be able to find an...

Hello... We are having some problems with a few 2950 switches. W e have several already added to CW2K. We upgraded IOS , and to RME IDU R3 to no avail. My telecom analyst found a known bug with the 2950:Cisco Bug Id: CSCdw13531 ' The workaround is t...

After upgrading – do I need to create the whole configuration again or does it know to read to running configuration file?Do I need to hard reset the pix after the upgrade?

Hi,I was told that I can protect many popular form of network attacks, including DOS, SYN Attack, PING flood by using PIX firewall features. But I don't really know which command should I use...Can anyone help me on the issue?Thank you very much in ...

local authentication on pixnow clients want to account for each user about the newwork utilization,is there any way?