DHCP (Dynamic Host Configuration Protocol) DHCP (Dynamic Host Configuration Protocol) is a protocol for assigning dynamic IP addresses to devices on a network. A device can have a different IP...
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So I was trying to build a Route Based VPN from a Cisco ASA 5506x current code 9.4. I was following the Microsoft article here. I got everything set up…
Cisco announced on July 10th, 2019 that there is a vulnerability in the cryptographic driver for Cisco ASA software and FTD software that could allow an unauthenticated, remote attacker to…
If you need to upgrade the ROMMON version on your ASA, here is a quick guide. Note that you cannot downgrade ROMMON versions, only upgrade. Here are the steps to...
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I would like to go over a spanning-tree option that I use many times to “fix” some switch networks, BPDU-Filter. To start talking about BPDU-Filter, we will need to first...
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Description: This document describes the creation of a freeradius server with mysql back-end to be used for dot1x authentication from a Cisco WLC serving guest wireless access for a series...
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Here’s a quick walk through on how to setup new Access Points in your network once they have been powered on for the first time. Adding Access Points to Your...
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Here’s a quick walkthrough of how to easily upgrade your Cisco AIR-CAP1552E-A-K9 Access Point to a newer 8.3.x.0 code after you have upgraded your WLC to 8.3.x.0 code. Navigate to…
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…
