Network Security

Hello all,I found that on older IPS IOS 5 is possible to inherit previously tuned signatures settings even if new signature update pack from Cisco is downloaded.Descriptipon of that how-to is available here.I'd like to know, if the same feature is av...

Hi, i have webserver and i want to block scan for website using IPS ( any type of scan which reveals server infomoration).Is there any signature used, if not can i create custom signature (how i can do it)thankssssssssssss                  

Hello everybody.I migrate from PIX515E(8.0.4) to ASA5520(8.4.5)I have this configuration on PIX515Estatic (ins10,INTERNET) tcp 10.1.15.5 5555 access-list POS_vpn_nsaccess-list POS_vpn_ns extended permit tcp host 10.1.21.6 eq 5555 192.168.0.0 255.255....

I have a TAC on this, but thought I would throw it out here too.  We recently upgraded a 5520 to 8.4 code so HTTPS traffic can filter through the CSC. Well, it caused a major headache now in that it takes several attempts to pull up any https pages. ...

Dear forum,For some reason there are some sites that I cannot access websites from inside interface.One such example is lxer.com where I am receiving this message in the browser:The connection has timed out          The server at www.lxer.com is taki...

Hello all I am having a hell of a time with a NAT rule I am trying to set up for a webserver I want to place into my DMZ. I have created a NAT rule and added the appropriate access rules but I am still unable to hit my webserver from the internet.I d...

Hi.I have a Cisco 5510 which has remote access VPN configured.Now I have new block of IP address, is there a way I can just change the outside interface IP so that people can remote in without doing anythng else?Or if I coulds be taught to create a n...

Can any ASA 5500 in particular the ASA5510 firewall support jumbo frames (i.e. greater than the default standard 1500 Bytes frames)?. I plan to use the ASAs to setup a point-to-point IPSec tunnel and need an Application frame of 4Kbytes intact and no...

Does the ASA support jumbo frames?

ASA5510 ios v8.4. I've setup dual ISPs and I'm trying to get ipsec VPN client access to work on the backup interface (outside-backup). The goal is to have outbound traffic on the inside subnet NAT'd through the main interface (outside) while inbound ...

Hello Cisco ASA firewall/Router/Switch support SNMP v3 Read-Write ?thanks in advance velavan