Network Security

Dear Folks,I do not see any records of Top sources/Top services/Top destinations in report manager of CSM 4.1 for Standard FW reports for 1 day before or last 1 hour. I can see records for last week activity. Though for our IPS I can see the same.I h...

Hi folksThis thursday afternoon our site2site VPN between two ASA5505 8.4.2 went down with the below message in the debug logs%ASA-4-113019: Group = x.x.x.x, Username = x.x.x.x, IP = x.x.x.x, Session disconnected. Session Type: LAN-to-LAN, Duration: ...

Hi Sir.Attached with Dual Firewall design , can anyone sharing with me is this workable ?Regards,Jackal

Hello all!  Sig 33439 was modified in S592 and I'm seeing a lot more alerts from this signature since we pushed S592.  Does anyone know what changed and what the trigger is that causes the signature to fire?  I have capture files and have not been ab...

I have an ASA5510 running in production. I have about 28 site-to-site vpn tunnels that have been working perfectly for the last year or so. I was running 8.0.4 and recently upgraded to 8.2.4. Since the upgrade, I have an issue that I haven't figured ...

OK so I have two attachments that show my basic network layout.  I can get from the VPN Cisco Client to Workstation 2 just fine with my current NAT rules in place.  I can also get from Workstation 2 to Workstation 3 just fine.  But I'm having issues ...

I have the following problem: I'm programming an ASA 5510 which I  have assigned a physical interface vlan, this device is a switch  concectado and thence to a couple of more switches. When you ping from a terminal equipment to the interface logic  o...

I have a ASA 5500 series and im attempting to learn the ASDM client. Scenrio:I have an external IP, lets call it: 150.1.1.100I want to forward to an internal IP of: 192.168.1. 20Ive been trying to find a video or a good article on something dealing w...

Hey guys,I have verizon wireless router to connect to the internet via FIOS. The public IP on the wireless router is DHCP assigned. I have my home lab with cisco 2511 and octal cables. I would like to be able to access the terminal server remotely vi...

We just switched from CAM validation to Windows Update validation using NAC agent 4.7.2.10 (Clean access) and are begining to see lots of 64 bit Vista/Win7 machines with the "Windows Update Agent is not the correct version" issue.  We have 9 cases in...

Hi ,I have a question to you security guru's out there.  By default ASA applies DNS packet inspection with a default (maximum) packet size of 512bytes as recommended by RFC 1035, anything above is dropped.I have a customer that is trying to use large...

Hi there,I have ASA 5505 firewall, with 8.2.3 version and security plus license. I open ports for my mail server and it works fine. The problem is sometimes the mail could not be deliverd, send me failed delivey notification. I checked everything on ...