Network Security

we are using DNS server on the internet, when this DNS goes down the PIX mem reach to 95%, what can i do to solve this problem.6.3(4) on the PIX

We have changed the configuration through the IDM on the local sensor. Now we have to re-import so CSM is synched up. The interface has changed substantially. Has anyone done this yet?

We recently added a failover 5520 with the ASA-SSM-20, which matches the primary ASA/IPS. My question is I just upgraded the primary IPS to 5.1(5)-E1. It went fine, except now the failover IPS is still on 5.0(2). How do I update the failover IPS to m...

I need some input on upgrading my existing CSA MC 5.0 to CSA 5.2 on a seperate server. If I do this will I have to reinstall all of the CSAs on my host servers? The documentation indicates use of migration tools...is that referring to the import/expo...

Hey guys.I have a typical dual FW-pair DMZ, with dual-homed servers on different Pvlans.Now, when I want to send traffic to the inside FW (a 6509-FWSM), we use two 4948's with static routes pointing to the FWSM virtual DMZ interface. The 4948 have L3...

We have a 5520 and just added a failover unit. I just upgraded the IPS to 5.1(5)-E1 on the primary, so when it reloaded, it failed-over to the secondary. Now I can't make the primary active again, nor can I login to the secondary. I get the user ID a...

I haven't finished my research, but this signature seems to trigger on the TXT queries used by SPF(http://www.openspf.org/). Anybody else run into this and were you able to resolve?

Dear sirs,i have cisco pix 515E with three interfaces Fastethernet0, Fastethernet1 and built-in in the pix and Fastethernet2 which is module.i upgrade it to ver. 7.0when i connect the firewall the fe0 and Fe1 is bring up and the light is ok but i can...

I have a site to site VPN tunnel established between a PIX 506E and an ASA5520. I am able to ping across the VPN to the DNS server and I am able to ping from the DNS server to the remote computer I am using for testing.This is going to be implemented...

I have a customer who is adding a second internet T1. The ISP delivers the Internet as ethernet via their CSU/DSU. It seems the ASA cannot load balance two outside interfaces so I seem to have to add a router between the ASA and both ISP connections....

Hi,I got 2 6509 with one FWSM in each one. My default licence allow me only 2 context-fw. I would like to buy the licence "FR-SVC-FWM-VC-T2" which is for 50 context-fw. I'm using the firewalls in Active/Standby. Do I need to buy 2 of this licences or...

Hi,I have a problem on connecting to the server from one pc client end. The access list and static already been applied. The capture log shows below:17:28:17.846101 129.1.16.121.4280 > 10.30.6.142.81: S 1745184384:1745184384(0) win 65535 <mss 1460,no...

hello i m facing problem in configuring route for the second outside interface in ASA.i have 2 live ips both from separate ISPs and i have cofigured them on 2 otside interfaces now instead of using a default route i want to configure two seperate sta...