Network Security

kindly help me out to understand some concept of NAC as its very urgent:1) what does actually hapens before the user provide the credentials to NAC, how DHCP handle the host either NAC give it bogus ip....etc2)if the user is authenticated and scanned...

Hi allIpsec, L2L, in configuration I set 8h, on both side IKE Peer: x.y.z.w Type : L2L Role : initiator Rekey : no State : MM_ACTIVE Encrypt : 3des Hash : SHA Auth : preshared L...

Just upgraded my IPS4255 to version 7.0(1)E3. No problem with the upgrade. Did notice in IDM under sensor health dashboard the application log is now 96%, but it is still "green." Does this clear out on it's own or is there something I have to do ...

I have had a good look on CCO and it seems that if the pair of PIX firewalls are less than 6-feet apart then use the serial-based failover. Since the ASA doesn't have this capability is this still the recommended way to deploy a failover pair of 515...

Hi--First time poster so please go easy... I'm having what I think is an issue with my ASA config. I'm trying to add a DMZ and its not working. My network is somewhat unique in that I have a requirement to use all public IPs for all interfaces. so no...

I enabled smart tunnels for RDP usage, I also turned on auto start for the smart tunnel. My problem is if my users don't click on the logout button on the web page when they are finished , (they just "x" out of the browser), the tunnel stays up. ...

I have a user who keeps losing her connections. After several trouble-shooting attempts, I uninstalled, shut down then reinstalled the VPN client. We have several connection points and she can only connect to one of them. After I reinstalled the VPN ...

Hi, How to test an IPS.Is there a tool that can help us to test that all rules in the IPS work normaly.Best regards,Antra

Hi all, soes anyone know the message ID for syslog, that is created when someone connects remotley to my asa using vpn client?cheers

I have setup a L2L VPN for a customer in which the vendor requires their IPs to be natted when they come across. So, I have setup policy nat on their pix for the L2L VPN. Here is a snip of the NAT config: access-list nat-to-vendor permit ip 192.168...

Can I upgrade a failover pair from 7.0(1) to 7.2(4) directly without having to upgrade to a 7.1 version first? These are being done on a 515-E pair, can this still be done with a zero downtime upgrade?

Dear ALL,I've implemented a test configuration like cisco document ID 82020, but a single Lan-to-Lan and a remote VPN access. Lan-to-Lan behaviour is ok and remote access seems to be running within the first lan, but if I try to ping hosts on withind...

Hi, I have three policies (see below)which make up a crypto map policy on a security device. How does policy 10 match traffic if there is no "match address" statement? This is the peer I wish to edit but don't know how it is matching? Is there a defa...