Network Security

I was looking at some of my events and saw that some of them have information under the Context section and some don't. 2 questions about this:1) What is it used for?2) If I am sending all events to monitoring console, why would it be coming over en...

I have a large number of devices that perform the same function in numerous networks. So I keep adding them to a variable that now has a total of 35 IP addresses in the variable. Then I created a filter for IDS Sig 2100 ICMP Network Sweep w/Echo usin...

Using TFTP we cannot seem to get the PIX firewall 6.3.4 to downgrade to 6.3.3-133 version. We get an "unspecified error". We have TFTP installed on the laptop connected to the PIX via console and CAT-5 cable. We can ping the FW and have set the pathi...

I just replaced my home Linksys BEFW11S4 router with a PIX 501. All is working but my connectivity to my company's Nortel VPN using the Contivity 4_65 client fails to connect. The Nortel client worked with the Linksys router and the only change is t...

I upgraded to the S153 signature , and then couldnt login to the IDM getting an error about unable to download signature configuration.I restarted the IDSM2 and the issue still there , i downgraded to S150 and i can access the IDSM2 using the IDM now...

Has anyone tried to enable IDS on the 1711? Is this possible? I'm getting an IDS Module not found error when I try and run IDS. Any Help would be greatly appreciated!

Hello,I am trying to build a custom signature that is matching http header or body that contains certain regular expression. Any Ideas how to do that ? I tried Web Server signature but there I can only match HTTP header.

I am testing NAC, CAT 1.0.55 is installed on the client side, and the Cisco Trust Agent and Cisco Trust Agent Event Logging Service are started. But from the NAD, when I debug eou all, I always got "CiscoTrustAgent=NOT DETECTED". What could be wrong?

When configuring security zones in CTR 2.0 I understand that it processess the zones in a top down method. My question is that if, say for example, you have 5 security zones configured. An event comes through that matches security zone #2. Does pr...

The current PIX OS 6.3(4) can only work with Microsoft Standalone Root CA. Does anyone know if Cisco has plans for PIX OS 7.0 to work with Microsoft Enterprise Root CA ?Regards,Kamran

I am looking for examples of VPN Concentrator configurations that provide access to Citrix and applications on the network. I have our intranet and e-mail access working. Any assistance will be appreciated.Lou Kirt

Why are they putting worm signature's in the 12000's range?????42. 12025 0 Kelvir Worm Activity STRING.TCP No High None 43. 12025 1 Kelvir Worm Activity STRING.TCP No High None 44. 12026 0 Fatso Worm Activity STRING.TCP No High None

Can PIX be configured to use DNS server for IP addr resolution?

Hello,We currently have a complex VPN network with watchguard firewalls that we want to migrate to cisco routers but cant get it to work.Site A has a connection with site B using the ipsec policy 10.50.0.0/16 - 10.0.0.0/8.site C also has a VPN with s...