Proxy

Where is the Internet Authentication Service?

René Jorissen on November 4, 2008 0 Comments • Tags: #2008 #authenticate #authenticate #ias #internet #isa #nap #networkaccessprotection #networkpolicyandaccessservice #networkpolicyserver #nps #owa #pda #radius #server #services #synchronization #technet #vpn #windows

Microsoft IAS server is often used as RADIUS server to authenticate VPN users or in conjunction with ISA reverse proxy to authenticate OWA users or PDA synchronization. Today I had to install an ISA reverse proxy server with ISA 2006 Standard and Exchange 2007. I wanted to install Microsoft IAS as RADIUS server to authenticate … Read More

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