Configuration Example, Security

MAC Authentication Bypass – Continued

René Jorissen on June 20, 2008 1 Comment • Tags: #8021x #authenticate #bypass #caveats #guestvlan #ias #lan #mac #nac #nap #on #radius #wake #wol

Finally I had a day “off” and could test MAC Authentication Bypass (MAB) in our test environment at the office. I created the following test environment: There are 4 different VLAN’s and a Cisco Catalyst 3750 connects the VLAN’s to each other. I wanted to create an environment with the following properties: All switch ports … Read More

Configuration Example, Security

MAC Authentication Bypass

René Jorissen on June 17, 2008 0 Comments • Tags: #8021x #authenticate #bypass #caveats #guestvlan #mac #nac #nap

NAC (for Cisco – Network Admission Control) or NAP (for Microsoft – Network Access Protection) in conjunction with 802.1x will be standard for authenticating network components and allowing them access to the network. At least in the future. Currently their aren’t a lot of companies how are using NAC in the network. Techworld released an … Read More

Configuration Example, Firewalling

Cisco IOS Authentication Proxy

René Jorissen on June 6, 2008 0 Comments • Tags: #authenticate #firewall #ios #proxy

Today I have been playing a little with my router at home. I was looking at different websites and stumbled on a Cisco website about Cisco IOS Firewall Authentication Proxy. So I thought by myself, lets give it a try. Cisco IOS Authentication Proxy is a feature with the following discription: “The Cisco IOS Firewall … Read More

Configuration Example, Management

RADIUS Authentication

René Jorissen on April 25, 2008 1 Comment • Tags: #authenticate #authorization #ias #level #privilege #radius #shell:privlvl15

I am sure that many of you would like to do the same thing and many of you successfully configured it. I am trying to configure RADIUS Authentication on my Cisco 877W. I have two different RADIUS policies, the first for privilege level 1 and the second for privilege level 15. I am using Microsoft … Read More