Network Security

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Hi All i have FTD 4100 series and customers are complaining whenever they try to access the website the web-page loads well however when they try to navigate through the pages there is request timeout and since i am security admin i want to make sure...

henokk601 by Level 1
  • 1739 Views
  • 1 replies
  • 0 Helpful votes

Hello community, I dont know what else to try in order to troubleshoot this, recently i noticed a lot of messages for ICMP error in our syslog and I dont know how to avoid the errors. Sep 19 2016 16:53:19  : %ASA-4-313005: No matching connection for...

I'm seeing this on our cisco pix 515e firewall log quite often:Sep  1 13:42:52 192.168.120.248 %PIX-4-313005: No matching connection for ICMP error message: icmp src guest:192.168.0.10 dst outside:8.8.8.8 (type 3, code 3) on guest interface.  Origina...

Hi guys, I am starting to study for CCIE security and trying to install the FTD virtual appliances. No matter what I try or what version I use it always crashes. IT goes through the installation and gets to a certain point and displays an error abou...

pick25690 by Level 1
  • 7486 Views
  • 13 replies
  • 0 Helpful votes

Hi Team, Greetings for the day...!!! I have two below questions for Cisco ASA & Cisco NGFW stateful fail-over. (1)  Stateful fail-over in Cisco ASA also replicates all live entries of VPN (Site-to-Site IPSec and Remote-Access VPN) along with Xlates/C...

Customer has East-West server-to-server TCP connection which must stay up for 12 hours.  I found where to adjust the TCP session timers:  that works.  However, where can I adjust the NAT timeouts so xlate also stays up for 12 hours (don't want to use...

cpaquet by Level 1
  • 2035 Views
  • 1 replies
  • 0 Helpful votes
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