Network Security

Hello support community,yesterday I have upgrade one firewall on remote location. The upgrade was from 8.2(1) to 8.4(6) and unfortunately after upgrade the firewall isn't reachable. The firewall model is 5510 with 1 GB memory. There is no technical p...

Hi, I have a network existing like this: Now, I have a domain name called "reg.mydomain.com" and will be resolved to 139.254.10.84. I need that domain name pointing to Captive Portal Server (10.241.2.11:38080), so when I access reg.mydomain.com:380...

I am planning to upgrade ASA5510 to latest available software from version 8.2(1). I understand any upgrade post 8.3 requires memory upgrade to 1GB as well. I understand there would be NAT, ACL changes when upgrading to version 8.3. I would like to k...

Hi,I got my hands on a brand new asa 5545X. After reading on the hardware specs and comparing the real thing with my own eyes has got me into a confusion.I can only access 1 core cpu with 6G of ram, however the specs says about 8 core cpu and 12G of ...

If we add new permit ACL to the firewall. Are they going to be at the bottom or at the top of existing rules? Is this same for deny rule?

What are the commands we need to use to check below things: (1) How many ACLs on ASA (2) How many NAT rules on ASA Thanks AD

Hey all,How can I know the NVRAM size of an ASA 5510? (or any other ASA)Is there a official doc regarding this?Already tried:show file systemshow vershow tech infodir...nothing!Your help please

Hi, We have currently a Checkpoint external firewall internet facing, behind we have Cisco ASA for VPN ( for external users for remote access) Now we have requirement to replace these two old firewalls with new Cisco ASA 5555-X firewall and merge bot...

In the context of the Cisco ASA Firewall, what's the difference between a "CA Certificate" and an "Identity Certificate?"