Network Security

Some guy is coming to our site and demanding a payoff or he will DDoS us. We didn't pay him and he did what he said he was going to do. I expect another attack at any time.The flood was only 10Mb, but our cisco was not tuned as good as it could be....

With the multitude of plugins available for the NAC network scanner, I'm wondering if anyone has a recommended set of basic plugins that they use. I'm in the middle of configuring my scanner and it would be a big help instead of reading through the ...

Hello,I configured a Pix firewalll for telnet using the command "telnet ip netmask interface_name" but for some reason it does not wokr.i checked the configuration on the firewall and the other device accessing the pix with telnet do not have additio...

Trying to configure remote access via Preshared secret..VPN client connects fine, but I am unable to connect to the internal LAN. When I turn on logging it is complaining that I have no translation rule outside interface to internal LAN. I have tried...

Hello,I'm rather new to Cisco security technology. I've configured a PIX 525 through the ASDM interface and its working fine. The only problem I've got is that the SYSLOG is not showing me the IP addresses but the IP Names I have created through ASDM...

we have an ASA configured for failover and all the interfaces are monitored and failover correctly except for one interface "inside".The only difference is that the "inside" interface is configured with a standby addressinterface Ethernet1 nameif ins...

Hi All Urgent help required We are having one ASA5520 , ASA Version 7.2(2) (AIP-SSM Module integrated , IPS in Inline mode) which is the internal firewall . Behind it there are various VLANs where all the users sit . ASA connects to perimeter which i...

hi I've a PIX 506E with ADSL(dynamic IP).I need to configure two VPN to connect to branch offices, both the branch offices also have ADSL linewith DynDNS VPN can be configured.please guide me how to do it.or send me the link of such documentation.or ...

Hi,I need some help here.I have to integrate an IPS into an existent redundant network. This network always has two redundant switch links. There is also a redundant pair of Checkpoint firewalls. I have to implement two ASA/IPS in front of these fire...

I have a ASA 5510 firewall Latest versions ofIOS and ASDM.I am using hyperTerminal or Telnet and something has changedon my firewall configuration.I was able to get a full view of my ASA configurationTop to bottom using these utilities - but no longe...

Is it possible to NAT on both Outside to DMZ as well as inside to DMZ. DMZ network is 192.168.1.0, inside is 10.0.1.0, outside is x.x.x.x. I want the DMZ network to be NAT'd to 172.22.1.0. So inside users will hit 172.22.1.0 to get a server on the...

I have PIX 525 v.6.3. I configured global ip pool for my customers for internet connection. Each customer (company) has unique private ip (configured on the outside int of their CPE). I want to take the xlate log from the PIX at each moment everyday....

Hello.I have a Cisco PIX 501 with a 50 user license. I have been asked to setup a site-to-site VPN with another firewall.My issue is that the other site is requesting that I NAT the device they want to communicate with (only 1 host) with the same IP...