Network Security

Hi...One of our sites have an ISA server behind ASA5520 7.2(2). It is being used as a proxy server as well as email. All its interfaces use private IPs and all internal clients access http through this Server.In order to allow internal clients to bro...

My current setup is as such:Client -> 2811(SSLVPN) -> PIX -> LANI am currently able to connect to the 2811 and get an sslVpn connection, however I am unable to see the lan beyond the pix. I'm assuming there is an access rule that I must define in ord...

Hi,I've followed every bit of instruction I can find but my network is still failing. The evidence suggests that internal computers are unable to find a DNS server.My configuration is suspect however. The PIX internal interface is set as a DHCP serve...

I am new to Cisco products and VPN. We have two internal 506e firewalls. I'd like to start learning how to properly configure and manage them. I would like recommendations for entry level classes in NC that cover this topic. Thanks in advance for any...

I am in the process of having our IPS manage a router. I have set it up through the IDM and have created the Pre-block and Post-block ACL on the router. My question is what do I do now? Thanks for any help or reference links.

I have a pix 501 and have been banging my head against the wall. I need to open ports ? UDP 88 ? UDP 3074 ? TCP 3074 for xbox live.My outside interface is dhcp and my xbox ip is 10.6.1.12How do I nat 10.6.1.12 and create and access list for those por...

I have a PIX 525 FO with UR license.Its running 6.3(5) code. in show ver it shows VPN-3DES-AES as disabled.how do i enable it.

Hi, I am redesigning my network. As I type, I have a 2651XM router handling my PRI and internet router. I would like to keep that router and connect it to a 5505 Pix which means that any voice packet coming from the router will go through the Pix. ...

Does anyone know any websites where i can get SNPA simulators?Is there even simulators for this? (PIX-FW)

Hi All,I have a problem with the NAC deployment.Currently i try to setup the lab for deploy 802.1x solution. I have follow the step configure the NAD (switch), ACS,....but i still receive the error message that mention i don't have certificate in per...

Hi,I have a error message when launching ASDM. Error as below:Your ASA image has a version number 7.2(1)12 which is not supported by ASDM 5.1(2)How can i rectify this?Thanks in advanced!Cindy

I don't understand clearly about Nat 0. For example: If I configure 1 interface OPERATION(address 10.20.0.0/24 with nameif 60) and I configure Nat 0 for address 10.20.0.0. 1)Can traffic from 10.20.0.0 can go to higher level through interface OPERATIO...

how can degrade pix os 6.3.4 from 6.1.3,

I have a VPN client try to connect to a PIX 515. I can connect from all sites, but can only ping internal devices from some locations. In both cases I get an ip address, GW, DNS. Both of the locations I'm trying use NAT/PAT (behind some firewall). I...