Network Security

how to configure l2tp over ipsec vpn between pix525 7.2(1) vpn server and windowsxp professional self vpn dial software(outside).which expert cao provide successful sample configuration.help me ,thanks!

With a PIX 501 running 6.3(4) connecting to the ISP via PPOE with a static IP, What command syntax can I use to create a static NAT translation from that out side IP to a internal IP For the use of incoming Web traffic, email and things like that.I h...

I have a PIX 525 6.3 that has all interfaces configured and MTU set to 1500 bytes.I am experiencing fragmentation issues.I have LAN workstations that cannot ping anything connected to the PIX outside interface and beyond with packets larger than 992 ...

Hi all,Do you know of any bug in ASA SW where it is possible by default to pass traffic from an interface with a lower security level to an interface with a higher security level? Thank you,John

Hi,My customer have 2 FWSM modules installed at 2 PACS core switch, and runned as A/S mode, the firewall mode is route mode without NAT. The FWSM have 3 security zone : PACS, HIS & TJ. The core switches of PACS zone & HIS zone are at same computer ro...

I received some error msg.through the events in IDM. I would like to see if I can get some information on what these errors are and why they occurred. I have attached the error msg.Thanks

Hello, I recently took over the management of the CSA MC that supports all the server agents with ver4.0.3. It has been tuned by many various people. I see that all the agents were installed "WITHOUT NETWORK SHIM". Why? Does anyone know why the newor...

I can ping internal IP addresses all day long but I can't ping an external web address by name or IP, yet I can browse the internet just fine.

I upgraded our PIX 515E from 7.1 to 7.2.(2) about 6 weeks ago and noticed that it use more RAM, (about 43MB vs 34MB in previous version). After about 3 weeks I noticed i could not access through the ASDM, only telnet. Today the same issue, however th...

Hello,which hardware would you recommend me for following design. In the near future I will have to secure our mail server (1000 users), terminal servers 5 (100-200 users) and web server with firewall. I have 64 IP addresses and 100Mbit/s. Which devi...

We are getting the following error messages on our ASA 5510 with the following information:Inbound TCP connection denied from (yahoo mail server IP)/25 to (our outside IP)/15936 flags FIN PSH ACK on interface Outside We also have a queue of email to ...