Network Security

                   I need to upgrade the ASA 5520 from OS 8.2(5)26 to 8.2(5)33.  the ASA only has 64M of flash.  I have a 256M flash card.  What are the steps to upgrade the flash?  I am not sure how  it will boot up because the new flash will be bla...

Goal: Looking to have an ASA5510 with two internet feeds. Moreover, I would like to have my static nat translations continue to work on the backup feed. I have outbound nat working, however I cannot get the inbound nat to work. I had this all figured...

I want to disable the telnet option/feature on ASA 5510 , can anyone please tell me how to do that?i tried no telnet     alone it wont work as i didnt configured any telnet at all.Please Reply.

Hello,I have one question about how to proceed (maybe one example or suggestion), to do authentication this way:Current scenario:ACS v5.x + Active DirectoryASA - SSL VPN (authentication)Future scenario:ACS v5.x + Active Directory and External RADIUS ...

I am currently running a site to site VPN on the ASA5510. It's a small shop and the ASA does most of the job as the switch is a dump switch. I would like to add a WAN link to the ASA and use it as a primary to the other site. The other site might ter...

Hi,I have a problem with the connections to the remote webservice passing through ASA 5520 firewall. Connections are usually  interrupted in perod of half an hour in every few days.This ASA 5520 firewall is only one firewall in a path to the remote w...

HiTrying to work through a tricky issue - customer has 2x DCs in geographically diverse locations. Each DC is resilient in terms of networking on all fronts. If a data centre fails, traffic is routed through the other DC - nothing unusual. We have mu...

I have a question..I have only one physical machine with VM machines installed on it and I want to connect the machines to the internet.Do i need to have a 1000v asa or a physical asa(say 5510) would work fine, as a gateway to the internet.?Any help ...

I'm very new to the concept of a firewalls. I'm attempting to block specific traffic from the internet into my router and allow only certain traffic out. Each representing the traffic flow. Example of the zone's and zone pairs would be. I'm confused ...

Dear Experts,Here in our organization , we have two IPS appliances 4260 and is configured with inline vlan pair mode.Cisco IPS IME is using for monitroing and managing there appliances. Recently i have added some of the blacklisted public IP addresse...

Hi! I have a question regarding transparent firewalls using BVIs.Based from the diagram above, ASA1 is in Transparent mode.Port Gi0 is assigned BVI-1 and port Gi1 is assigned BVI-2.Is it possible for network 1 to communicate with network 2 ?The traff...

Hi guys,We have an ASA 5510 firewall and in our DMZ we have a server listening on port 443. For this server, we already have a public IP address on the ISP' router. All the traffic to this IP address on port 443 is natted to the ASA's outside interfa...

Hi everyone,I am a newbie and i have to configure a default-factory firewall (ASA 5510) in a simple scenário like this image represents:At this moment i have configured the interfaces as represented above and at this moment what i want is grant acces...

Suddenly, without any clear reason, I cannot access the NME-IPS in my router.Instead it connects to the router console.The IP address is also pingable.Output:gateway#service-module IDS-Sensor 1/0 statusService Module is Cisco IDS-Sensor1/0Service Mod...