Network Security

Using a 2811 ona router with 3 serial interfaces. I configured VPN on interface 0/2/0. The vpn pool is on subnet 172.16.5.0/24. All my servers are on 172.16.1.0/24. If Itry to connect internally between the 2 subnets it works fine. However when I try...

Deari have two ASA firewalls working as Active-Active. the scenario requires that the firewalls have to operate in transparent mode.i want know if i loss the below features in transparent mode:- AIP-SSM module- Contexts (Active-Active)- DMZ zone- Sub...

hi, i have an Asa 5505, a pc in the outside with the ip 10.1.1.6 cant access to a server in the inside 192.168.1.4, pls help...this is my conf:ASA Version 8.0(4) !hostname ciscoasadomain-name default.domain.invalidenable password 8Ry2YjIyt7RRXU24 enc...

I have VPN Client 4.6 that I use to connect to my remote office. I am at a hotel location and although I have a high speed internet connection, the client will not connect. When I attempt to log on I get 'contacting the security gateway at xxx.xxx.xx...

Hi,I got a PIX in which I have successfully configured remote VPN with pre-shared key authentication. Now, due to security concerns, I need to implement the remote VPN with certificate authentication.I installed a Windows 2003 CA server and configure...

We currently have the firewall configured with an outside, inside, failover, DMZ and secure interfaces. We have a business partner that connects to us via an MPLS line and connects via the DMZ. The users are able to connect to the inside interface bu...

Hi all,I've a ASA 5540 and configured a Site-to-Site VPN, but the IPSEC tunnels frequently goes down, and when I ping a remote host, the tunnels go UP. Is there a way to keep the tunnels always UP?Thanks Tauer

Our ASA VPN clients are connecting and everything is working fine except that a large number of users are using two DNS servers that I want to decommission. While the ASA access-list allows the DNS traffic, neither one is configured to hand them out ...

Hello,I'm wondering if somebody else has experienced similar problem with ASA 5520. We have an e-mail server on inside and spam filter on outside. I have allowed smtp from spam server to e-mail server on inside and www from any outside to e-mail serv...

Hello, I've a cisco PIX515 6.3(5) with some kind of image problem.I've issued "no access-list" in config t and it stopped responding.It generates output below end reboots over and over.I have tried to upload pix635.bin image file to it but this does ...

Hi,Looking for some help with backup ISP configuration on ASA 5505. I have attached my configs as site-a and site-b.I have a simulated internet using a router as a frame relay switch and 4 hub/spoke routers that can all ping each other. That part of ...

Hopefully someone can help me out with this issue that has been going on for about 4 months now. I have a user that runs a SAS application over a l2l vpn tunnel that will crunch numbers for a long period of time, finally generating the data results a...