Network Security

Engage with peers and experts on network security topics such as Secure Firewall Threat Defense, Adaptive Security Appliance, Secure Firewall Management Center, and Security Cloud Control.
cancel
Showing results for 
Search instead for 
Did you mean: 
cancel

“Join

 
Labels

Forum Posts

Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from  Wednesday, March 4, 2026 through Wednesday, March18 2026. Our Experts Ike Chon, Scott Nishimura, Annya Martinez Foster, Jyhan Ocana Casillas, Eder Pacheco, Willi...

We are facing one issue regarding FWSM module in Cisco 6509 switch. We have two Cisco 6509 switches and configured in VSS mode one  FWSM modules are placed in each switch. But not able to take a session of FWSM module from switch command line. We are...

Hi,I’m trying to capture a traffic from host 10.10.10.10 to host 192.168.1.10.One thing that I still don’t understand is why firewall command “show log” and syslog server doesn’t capture any packet but when I did a packet capture, I can see the packe...

I've got an ASA 5505 running 8.2 configured for solely as an IP phone proxy, it is the default gateway for the cucm box and PRI router, its inside interface is directly attached to the same subnet as all internal phones as well. Calls can be placed f...

When adding an ASA, with multiple contexts, to CSM I get the following error.Invalid device: The device combination of version "8.2(4)4 (8.2(3))" and OS mode "ROUTER" and OS multiplicity "MULTI" is not supported for the device type of Cisco ASA-5510 ...

I have a question regarding the merging of 2 networks and NAT. The networks and interface names have been changed to simplify the diagram below.The 192.168.0.0 network has never used a NAT translation to connect to the server 1.1.1.1. The 172.17.0.0 ...

Hello,We have 2 ASA 5520's working in active/standby mode and both have the IPS module installed then 2 firewalls have also been upgraded to have 2GB of memory.I have been asked if it is worth upgrading to 8.4 from 8.2.  There is nothing wrong with o...

Andy White by Level 7
  • 33853 Views
  • 8 replies
  • 0 Helpful votes

I found a thread on this subject from back in Dec. 2010, but there didn't appear to be a resolution.  I have a similar situation where I have to migrate a JunOS FW to ASA and while I can decode the interfaces, static routes, NAT, but I am having a di...

f00f1ter by Community Member
  • 1419 Views
  • 3 replies
  • 0 Helpful votes