So I found an event today trying to get a remote code execution on one of the servers today. The attacker was from Russia address 5.227.15.91. I did a quick...
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We have a customer who recently upgraded their Anyconnect client to 4.x (started at 4.2 moved to 4.6). After the upgrade, they started having clients lose traffic inbound into their…
Editor's Note: Jason Howe is a highly accomplished networking engineer at PEI. All of the opinions expressed in this commentary belong to the author. If you have had to setup...
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It’s easy to get a full backup of an ASA by using ASDM and there are advantages of this method over using CLI. Here’s a walkthrough of how to obtain…
Here’s a quick walkthrough on how to add and remove devices (MX series and Z1) from the Meraki Dashboard to keep everything in your network up to date. How to...
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If you have a new ASA and would like to upgrade the ASA and ASDM image before configuration, here’s a quick walkthrough of how to do just that using the…
Here’s how to set up SSH on a new ASA out of the box, as well as set up local authentication. Step 1: Configure aaa to use local database for…
Here is a unique issue that happened to me when setting up a pair of firewalls. Symptom: I had two firewalls sitting in the same outside network. Both firewalls could…
So we’ve run into this problem a couple of times. The symptom is DHCP being issued from a Cisco ASA (multiple devices/versions), but not being “accepted” by the DHCP client. …
Looks to me that a recent firmware change took place with CiscoC220-M5 servers that requires adding an extra item in UEFI configuration. When booting the server you are greeted with…
