Network Security

05-06-2008 08:03:22 Local4.Warning 192.168.1.10 May 06 2008 08:02:30: %ASA-4-405001: Received ARP request collision from 192.168.1.182/001d.7e0a.0a70 on interface Inside05-06-2008 08:02:17 Local4.Warning 192.168.1.10 May 06 2008 08:01:25: %ASA-4-4050...

Is it possible to block file transfer using IM (AOL,yahoo, etc) using PIX firewall?Thanks,Jong

HiDoes anyone have any experience of https timeouts when using PIX? I'm not completely sure what is causing the issue but when trying to access an https site from our internal LAN the session times out during the user authentication phase (i.e after ...

Hi,Our IPS has started to actup all the sudden with the error that is listed below. it says its about not having a valid license but they tell me here that they have a valid license!I am very new here! i ithink its licensing issue too but they keep t...

How can i install two ASAs one with AIP-SSM and other with CSC-SSM in the same network

I use WebSense 5.5 on windows 2000. I have a pix 515 running 6.3(3)I am having trouble blocking https sitesThe https protocol blocking is enabled on Websense.I have this in my config: url-server (inside) vendor websense host 10.208.18.2 timeout 5 pro...

hello,Scuse me for my english.The question is , in branch office the router request to urlfilter (websense) and have a source address the interface Outside but the server is in the central office protected by vpn .Is possible change the source addre...

Hello, I received the following traps while disconnecting the fiber from the IDS:DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (97610796) 11 days,7:08:27.96SNMPv2-MIB::snmpTrapOID.0 = OID:SNMPv2-SMI::enterprises.9.9.138.2.0.1SNMPv2-SMI::enterprise...

I have a PIX 515 running 8.0(3) that is crashing every 20 minutes or so, this is what immediately appears on the console when it crashes:============= CHECKHEAPS HAS DETECTED A MEMORY CORRUPTION ===============Reason: Free buffer corrupted rc=1I have...

Hi,I have pix firewall 535 with IOS 7.x version. I have enable it with no-nat-control, to my understanding with this no-nat-control traffic from higher secuirty level to lower secuirty level allowed if there is no access-list. But from low to high st...

When troubleshooting firewall issues I usually run term mon, let the log run for 30 seconds and then stop it capture the output into notepad then do a find for the IP/subnet I am interested in. This is surely not the most efficient way of doing this....

Hello:I am trying authentication on MARS is through AAA server. It seems users cannot do it due to license. The MARS' license is Local controller monitor license key, what is the license i should install?, what type of license exist for the MARS?.Man...

Hi,I have recently replaced a netgear firewall for an ASA5505. Below is my config. My problem is that when I browse the web from my linux box, anytime I hit a new site, it seems to take about 30 seconds to a minute to do the lookup before I can actua...