Network Security

All of a sudden our Port 25 and 443 access went out on our ASA. When trying to connect from the outside we're getting this error. We just need to verify that it's in fact Hardware and not something in the configuration even though the configuration h...

Hi We use Cisco VPN 3000 for remote access using VPN client. Do I really need to use Cert from Verisign for my public interface? We don't use WebVPN but even though we use do we really need that cert? Please advice.ThanksT

I have a strange error appearing on a pix 515 serial console:rocess_create: out_of_memory when i try to connect through ssh or telnet.

Before I restart the ASA, here is my problem....I can log into the ASA, ASDM with no problem, however when i try to connect to the IPS through ASDM is says "error connecting to sensor. Error Loading sensor"....Any ideas? I want to make rebooting the ...

Is there a command to allow a range of ports or all ports to pass through? I can allow individual ports with an eq statement (eq smtp, eq 3389, etc.), but I need to allow a wide range (or all)from one specific IP address through to one specific serve...

I have never configured AIP-SSM and looking for a how to guide that is short and to the point... any one got one??

If I am configuring an ASA to pass IPSEC vpn traffic, and I don't want to NAT anything traversing from the inside out, nor am I NATng anything coming in, should I be using NAT exemption vs Identity NAT?nat (inside) 0 0.0.0.0 0.0.0.0 oraccess-lis...

I have following firewall:Firewall Service Module 3.2 for 6500 and 7600, 2 free VFWsIt shows that I can create two Virtual Context. Would it include the admin context or not? If not then can I create three individual firewall?

Hello, I have clients that connect to pix with a Cisco vpn client.And I reach to change the pix with another product; first I want to know if there is any difference in security between SSL and IPSEC? How to choose the most efficient solution?Is ther...

anyone know how I can set-up manual dhcp bindings on an asa 5510?

Hi,I'm trying to write some specific ICMP rules but finding it very difficult and don't understand where I'm going wrong.I have the following rule with my access-listaccess-list INSIDE-ACL extended permit icmp host 10.101.133.20 10.101.196.0 255.255....

I know this is possible with ASA and VPN3000, but I am having trouble getting it working with IOS SSL.User SSL's to the ISR Router (2821 Ver 12.4.20T), Authenticates and creates a Tunneled Connection. Connectivity to the Internal LAN has been verifie...

I have a webserver that that has a portmapping from the outside x.x.x.x port 80 to a dmz address y.y.y.y port 82. Works fine. I want to have the outside x.x.x.x port 80 mapped also to a dmz address v.v.v.v port 83 when x.x.x.x is taken down to displa...