Other Security Subjects

I have a situation where I need to get a directed broadcast from a DMZ to INSIDE interfaces. At present I unicast the data through the firewall and then use a repeater to rebrodcast the message.Any help with regard to this would be appreciated. thank...

Hi,i have a core with 2 Cat4506 connected by 2 Fibers.Is there any way that a configure a Pix515+4e/fe in a way that i can connect 2 interfaces (one in each Cat4506)?In the Cat4506 i can create a virtual IP that could be IP1 or IP2 from the PIX. Wha...

Hi,I am the victim of a DDoS toward one of my public host in my network.With only 1000-1200 new flows/second, my PIX535 was at 99% Cpu. I am the victim of massive Scan every night that produce around 7000 new flows/second and the CPU only goes up 20%...

I followed the basic steps and with some help from this forum, have the inside, outside interfaces set correctly. FirewallInside IP is 10.0.0.1 Outside IP is xxx.yyy.zzz.xxx (example)I am able to connect to the outside world, but am having trouble c...

Need to do s2s VPN between 506e and c837 but also do static NAT on a single device at the c837 end to enable it to function as ftp server visible to the Internet.Using:-ip nat inside source list 195 interface Dialer1 overload andip nat inside source ...

Hi, month before our PLX515E always has problem: it reboot automaticlly and cause VPN clients disconnect. It happened 1-2 times one week, and what we can found from log file only the PIX restart.What can make it happen and how can I find out more inf...

Is there any documentation on how to check for viruses on my network?We have a network with around 200 client networks all running through our firewall. Sometimes I notice spikes in the traffic that could possibly be related to viruses, but I am uns...

I am using a demo licese with CCS/CCM v3.5. I can't use the browser to upload the CC Agent (error: Failed to upload the file [Setup.exe]so I manually uploaded it and put the file into Server www/perfigo_download directory but the client still get "c...

Hi, I have just upgraded the one of our 515Es to V7.0. The problem I'm having is that previously, we had passive connections working (from trusted to DMZ) and now they don't. I have had a play around with the FTP inspection, but it's still not hap...

Hi,I have FWSM with 15 interfaces (vlans). Some of them have same security level and some have different. In my scenario all the users on each interface of FWSM need to communicate with other interfaces of FWSM by keeping the source IP address same. ...

A 1720 running 12.2(11)10T attached to ADSL external Negotiated static IP addres from DSL supplier, Fastethernet internal. NAT from internal to external.CABC configured to inspect all TCP/UDP and GRE traffic from inside to outside as per configuratio...

All of a sudden I am unable to browse to the VPN 3030 concentrator. Unit has been operational for greater than 2 years. I can telnet to the server.Browser error "You are not authorized to view this page" HTTP Error 403-Forbidden. Ther have been n...

Hi everyone;I need a recommendation please;My following connection is a inside router, pix 525, then an external router terminating my serial ISP line. Between my firewall and my outside router, I have a L2 switch. I need to setup a DHCP service so t...

Hello,We are having major permormance problems with the hardware client and a 0,5Mbps connection.Software clients and 0,5Mbps works fine, but with the hardware client it is so slow that we cant make it work.Any suggestions?Kind regards,Rutger