Network Security

GreetingCould anyone advice me why asa5520 keep dns udp connection and never expaired.my other connection seems ok, only udp:53 can not expire.my timeout configure is:sh run timeouttimeout xlate 1193:00:00timeout conn 0:00:00 half-closed 0:00:00 udp ...

I tried to set up traffic shaping on our PIX to restrict users from reaching th 3mb limit of our bonded Ts. One I applied it to the outside interface, all outbound traffic was shutdown completely. When i removed it from the interface, traffic immed...

Currently we have 5 remote IP Phone users. They use Nortel IP Phones(model#2004) which are plugged into a Nortel Contivity 221 VPN switch. Presently, they connect to a Nortel 1100 router at the office. The goal is the following:1. Set up VPN betwe...

I am having slow application performance thru a site to site VPN. I am running MS SQL and Oracle database applications thru the tunnel. I have a 10 MB pipe from the ISP on both ends of the pipe. These are different ISPs. I have done speed tests a...

i have switch 6509-e and blade firewallbut i don't know why the firewall block traffic in interval time , and lost the sync between the IPS and firewall

I have a remote ASA. This has a site-to-site VPN tunnel to the core ASA. The remote site LAN subnet is a duplicate of one already known in the core. For various reasons we can't change either at the moment.I'm trying to find a way that we can NAT the...

Hi All, I wanted just to check the impact of running 2 PIX 535 as Active/Standby with different Image 7.2.2 and 8.0.2I am getting only this warning:Any feedback is appreciated.Jean ************WARNING****WARNING****WARNING****************************...

My entire Network is behind a ASA 5505 appliance. I am not good at all with the command line and use the ASDM to configure the unit. We were having some issues with employees using certain websites so I went into the ASDM and on the Firewall tab I we...

Dear all, i have IDS4215 ,i can't access it through network.i tried to access it by console but error message appeared:"Error: Cannot communicate with system processes. Please contact your system administrator.sensor2 login: "i restarted it but t...

Hi,by mestak,I have deleted the flash system for the router 3700, So i ask you please for help to resolve this problem.thanks;;--------------------

Hi everyone,Can anybody guide me by suggesting which one could be a better choice between a ASA and FWSM in a Datacenter environment with many VLAN's and segments. I found FWSM to be very intricate. Any suggestions would be very valuable. Thanks-- Fa...

This Expect script provides expect with a list of IP addresses to Cisco IPS sensors and commands to configure Cisco IPS sensors.I'm having 2 problems:1. Sometimes the script appears to send the next command before the next prompt appears in which cas...

I have an active site to site vpn tunnel but can't ping or manage the 5505 at the remote site or vice versa. I'm able to ping other devices and manage servers, pc's, etc but not the firewalls themselves. Obviously i'm missing a setting. Any help woul...