Network Security

(ASA5520 v8.0(4)23)Need a strategy recommendation on the best way to block access to specific (public) IP addresses from access by Inside hosts. Presently we have no access list rules for Inside>Outside, unlike our DMZ where these permissions are ve...

We have an ASA and need to find a way to disable ARP security on the inside interface. We are going to put a device in front of it that is a sort of nearly-transparent proxy, but it unfortunately rewrites packets that travel through it with its own M...

HiWe are running Cisco 4260 with 6.1(2)E3.I would like to confirm that one can use Event Action Filter, to remove "Deny" actions, from every signature? Currently we have edited each individual signature, manually removing the "Deny" action. However,I...

We have an ASA 5505 (Software Version 8.2(1)) configured as an Easy VPN Client, the other side (3000 Conncentrator) pushes a dns-server and some split domains onto the ASA. Sadly split-dns is not working correctly, i.e it looks like our ASA sends all...

Hi, i am still a newbie in terms of VPN, would there be link in Cisco that can help or has a online documentation that can help me understand and configure a VPN connection between Cisco routers? thanks in advance.

HiI am having trouble doing auto signature update on my AIP-SSM. This is what i am getting on #show statistics hostAuto Update Statistics lastDirectoryReadAttempt = 11:00:08 GMT+08:00 Mon Jul 06 2009 = Read directory: https://198.133.219.25//c...

HelloI have a problem with my PIX firewall.I configured a Remote VPN server by the ASDM wizard. It was my first try in configuring such type of service.Now, when i try to connect to PIX from the outside (using Cisco VPN client for windows and GPRS co...

I 'm trying to work with the NAC module and have no luck. Cisco 2811 does not recognize the module and I see the following error:service-module integrated-Service-Engine 1/0 statusService Module is Cisco Integrated-Service-Engine1/0Service Module sup...

Can the NAC Version 4.1.3.1 support SSO between vpn and clean access agent?

hello,i have asa 5540 in which i want to connect two link on intranet interface. and i have only one interface.and also tell me that two link how i terminate in one link. both link is on different IP.i seen that if i do sub interface then its work , ...

Hi,I have very basic doubt about firewall static rule configuration.When we configure a static rule to allow connections originated from out side world to inside world on that particulart port and on that particular IP address.For example : Public i...

I have a FWSM with 2 contexts. The OUTSIDE interfaces are each in their own L3 vlan and in a common VRF. (ie: both next to each other looking out)I am having a problem getting traffic from one FW to go out C1 and enter C2. I can ping all the outside ...

having difficulty synchronizing cisco asa 5520 with linux ntp server, any help?