Network Security

Hi all,We have a PIX515-DMZ, with the INSIDE adress IP : 10.40.144.2We notice that we have a lot of errors:Aug 30 18:25:10 10.40.144.2 Aug 30 2006 18:08:19: %PIX-4-405001: Received ARP request collision from 10.40.144.2/0011.43e1.c5d5 on interface in...

Hello Everybody,How can I blocked the messenger services like yahoo and msn in the pixfirewall and how can I know who is using this or not.Anybody have any idea.Thanx for your answer in advance.

I'm in a trial by fire installing CSA 5.1 on Win servers for my enterprise.So far the only info that I've found on this subject is that the Shim:-Installs by default-Requires a server reboot on install-May introduce datacom latency-Is not required on...

I've just received a new ASA 5510 for our client to configure. When powered on, on the front panel the Power Led is off, the Status Led is hard on Amber, the Active led is hard on Amber, the VPN led is hard on green, and the Flash led is off. I can't...

When i try to configurate the physical interfaces of a sensor (IDS 4250 XL with version 5.1). I get:Error: Object loading failed. An error occurred trying to get the interface information. Unrecognize SSL message, plaintext connection?Any suggestion?...

Hi folks,We are fixing to bring up a site to site vpn. I have two 506E's. Corp office is also running OpenVPN. The OpenVPN is used to connect 500 devices. The private subnet the OpenVPN uses is 10.8.0.0, which is separate from the 192.168.4.0 pri...

How do I decide whether I need a default gateway entry or not?

When i try to re-import an IDS 4250 XL with version 4.1 from IPS Manager (CSM 3.0) It fails with no error. It is possible, isn't it?Is it better i upgrade first the sensor to 5.0 and then try a re-import???

Hi,We'd like to upgrade ios on a failover pix.Should it be connected to an unstricted pix and configured for failover before ?

I have 2 ASA 5510's with ASA-SSM-10 IPS modules. The IPS's were running version 5.0.2, and I noticed this will not be supported for SIGS so I started to upgrade to version 5.1.1g. I got one unit upgraded and it seems to be fine, but the second still ...

Are there any SNMP OIDs for monitoring dynamic DMVPN NHRP entries? I'd like to poll my hub router for a list of active DMVPN spokes, and NHRP seems like the best thing to check, but I can't find any MIBs for NHRP outside of the Frame Relay context.T...

I know this can be a really complex topic, but in general, how does a user actually consume a license on a PIX? And, if I have a 10-user license, and they are all consumed, what happens when user 11 tries to make a connection?Thanks much!dave

Hi brothers,I've got a pix505E running in company. After 4 months, it suddenly hangs up every few days. During this period, all connections wouldn't be lost but clients could not establish any new connection to internet. For example, when i was downl...

Please help. I have used VPN wizard to configure PIX 501. When testing with 3.6 client I have no traffic between client and internal network. Looks like I have tunnel open and client have address assigned from the internal pool. Configuration and Deb...