Network Security

Hi. We are trying to BLOCK port scans coming from INSIDE our LAN. We are confused on how to configure this on the 3800 that houses the IDS module. PLEASE HELP.

hi all, I am using IDSM-2 ( WS-SVC-IDSM-2). Now, I update IDSM-2 from version 4 to version 5. I use Cisco VMS v2.0 to manage IDSM-2. Now, If I update IDSM from v4 to v5, do I need to update Cisco VMS v2.0 ? If I update, what I need to update? Thank y...

hi all, I am new to firewall. now we have a FW for internet access. My boss asked me to design some policy to be applied on the FW. Can some of you share some configuration/policy to me. Our DMZ topology is quite simple: intenet--------internet route...

I have an IPSec VPN between two PIX 515Es and most of the time it works fine. Every few days however the keep-alive fails with a debug error 713039 for no obvious reason, and then every time an attempt is made to re-establish the VPN the same error o...

Hi I have an ASA5520 Firewall and some 3800 routers with firewall IOS.I want to have two layers of firewall, one at the internet and the other behind the first.I have some questions. Would it be better to have both firewalls ASA.Are there any disadva...

Hi Sir,My problem description:There's a PIX firewall. A client (IP: 10.1.11.100) located on the outside interface of the PIX wants to connect to a server (IP: 172.16.76.20) on the inside interface of the PIX, on TCP ports 8081 & 8443. In actual fact,...

I'm having some problems connecting to an address specified in the static translation command (194.70.60.3). I can ping the outside interface 194.70.60.2 no probs. But not this .3 address. The Pix outside interface is connected to a Router 194.x.60.1...

All the commands are in the new 7.2(2) config:Management-access insideSSH xxx.xxx.xxx.xxx insideI also generated the RSA keyWe try to go through our L2L tunnel and get nothing. Putty just times out. This worked fine as a 6.3(3) box.We're also able to...

Hi, i have forwaded port 82 to my internal machine, however i cannot access this when on the dmz, any ideas? If i type 10.0.0.1 it doesnt work, the packet is denied. Is there anyway to allow some packets from my dmz onto the internal subnet?Is the pr...

We need to setup RDP access for multiple computers using the same IP.Person 1 uses [external IP]:2001 to connect to computer APerson 2 uses [external IP]:2002 to connect to computer BIn both cases the same external IP is used, but different ports. Th...

This is driving me nuts, bc I can't figure it out. Please Help!==============================I have a new PIX 525. I'm trying to upgrade the IOS, and can't even ping to get to the PC/TFTP Server. It's driving me nuts. I can upgrade it via Monitor Mod...

Dear Sirs, Please teach Firewall Mode.Can "routed mode" and "transparent mode" be used together?Best regards,