In the interest of fairness, since I recently blogged about RADIUS authentication, I thought it would be a good idea to talk about TACACS+ as well. You will find that the configuration steps are quite similar, but the resulting functionality with TACACS+ exceeds the capabilities offered by RADIUS. The objective of this blog is not … Continue reading How to add TACACS+ to your Cisco logins
This blog provides clarifying information related to IPSec as found on the CompTIA A+ and Security+ exams. For instructor-led CopmTIA training, see our complete schedule. Allow me to recap my goal with this series: Although CompTIA exams are heavily based upon the published exam objectives, CompTIA tends to expand target material by exposing candidates to … Continue reading CompTIA Series: IPSec
It has been a long time since I have thought about aaa new-model as a Cisco configuration, mainly because it is not in the CCNA Routing and Switching official curriculum. However, once you attain your certification and become gainfully employed as a network admin, you will likely be exposed to enterprise networks which employ this … Continue reading What does aaa new-model do to your Cisco logins?
Scenario – Two organizations, USSHQ (USSHQ.Local) and Dulce Base (DulceBase.Local) need to be able to share resources. A forest trust relationship between the two organizations Active Directory Domain Services is desired. Before the trust can be created name resolution needs to configured and tested for connectivity between the two domains. Once the trust relationship is configured, resource administrators … Continue reading How to configure Forest Level Trust in Windows Server
How many times have you heard that two potential EIGRP neighbors with md5 authentication configured will neighbor up even if they are not using the same key in their key chains? Several Cisco texts have made this comment. I decided that I would put this to the test. I configured some real routers and I … Continue reading Cisco EIGRP authentication – what is the key?