Network Security

I am looking at the design for a web site.Currently I am looking at a pair of perimeter routers, connecting through a pair of 2950's to a Failover pair of Pix's. These connect via a pair of 2950's on the internal network to a tollerant CSS11506 conte...

I know that "outside nat" exists but have not seen any possibiltiy to do an outside nat based on the destination address. Is it possible?Example: client on outside network accesses a server in the internal network. If outside client tries to connect ...

I have a user that needed pop3 access to our exchange server behind the PIX 515. I allowed access to port 110 and disabled mailguard on the PIX in order to accomplish the task. My question is what are the ramifications of disabling mailguard? How muc...

I have configured my PIX (6.3) running PAT to allow a PPTP session from remote Win2K client. The client is authenticated by the PIX, receives it's IP addresss from the pptp-pool and can even ping the internal Win XP Pro machine. So far, so good.The p...

hello, the scenario is this:I have a user in my network that needs to connect to a VPN server in the Internet, his VPN uses l2tp/ipsec, he uses the windows 2000/XP VPN Client. There is a PIX 535 6.2(2) between the user and his VPN server.the problem ...

Hi !I have a small problem ! I'm using a cisco 802 for a Vpn but I was wondering if there is a problem if I use Dmz at the same time. I've got servers that use the vpn but I have, on the same network, a camera server that has a special application th...

We are adding a second PIX 515 with a FO license as a failover device.I am concerned about what will happen in the event of a failover. Specifically, the documentation says to not use a FO device as a standalone because it will automatically reboot o...

I work for a local ISP and am putting in a PIX firewall for the first time. It is going to go between the router on our backbone and a PC setup as a router. We got a small hub and my plan is to have the Ethernet address on the backbone router changed...

I am trying to copy VDM-1.2-router.tar file from a TFTP server to flash on a 1751V running 12.2.15T. The 1751 has 16M f lash 48Mram.Although I can copy the IOS image using TFTP onto flash when I try to copy the VDM file to flash it fails to copy. I h...

Hi *,I am sure this has been asked before, but I could not find it neither in the documentation nor on cisco.com.How can I monitor the traffic thru a singel L2L tunnel on a VPN 3000 using SNMP ? According to the documentation the tunnels show up as v...

I have SSH Secure Shell application running on a workstation. This app uses Socks4/5. I think my PIX 515 is keeping this app from running. How do I enable Socks traffic on a PIX 515 or is my problem elsewhere.

Hello,Is the Router Cisco2620 XM supported in RME 3.3 .Thanks

Hi,Iam trying to access my pix firewall from my workstaion internet explorer browser, but iam not able to.My workstation is in a floor vlan, and pix is in another subnet, i can telnet the pix. and configure it.but iam not able to access it from my br...