http://illcommunications.com Sat, 21 Nov 2009 19:30:40 +0000 http://backend.userland.com/rss092 en This is the first post in a 6 part series covering various interior gateway protocols(IGP). Over the next 6 posts we will touch on the most used routing protocols and their pros and cons. The goal is to help you better understand routing and allow you to pick the protocol ... http://illcommunications.com/interior-gateway-protcol-igp-16-introduction/ In the last post we touched on some things you can do to jump start your career into rockstar status. Since we are on the subject of career improvement I wanted to talk about investing in yourself. One of the best things you can do with your money is to invest ... http://illcommunications.com/invest-in-yourself/ I want to use this post to give a little advice about becoming a rockstar in the information technology field. These 10 tips will probably translate over to basically any field. I think these are a great way to boost your career and put you on the right track to be ... http://illcommunications.com/10-steps-to-become-a-rockstar-in-information-technology/ We recently upgraded a Windows 2003 primary domain controller to Windows 2008. Following the upgrade we noticed that NetBIOS browsing across subnets was no longer working. The only hosts that were able to be seen were located in the local subnet. This created some issues for some of the non-networking ... http://illcommunications.com/netbios-browsing-across-subnets-not-working-after-pdc-upgrade-to-windows-2008/ A popular network solution a lot of companies who have branch offices are using is MPLS (Multiprotocol Label Switching). There are several MPLS redundancy solutions ranging from costly to cost effective. We won't go into the technical details of setting it up, but more or less explain the solutions out ... http://illcommunications.com/mpls-redundancy-solutions/ Knowledge of the OSI model is crucial in network troubleshooting. Not only is it important to have a good grasp on the OSI model for network troubleshooting, but also if you plan on pursuing any of the Cisco certifications. The OSI model will provide you with an excellent foundation on ... http://illcommunications.com/introduction-to-the-osi-model/ I prefer running DHCP on a server within the network, but if it comes to it you do have the option of configuring DHCP on a Cisco router. I do believe some of the newer Cisco Catalyst switches have this ability too. We are going to assume you have a Cisco ... http://illcommunications.com/how-to-configure-dhcp-on-a-cisco-router/ I know a lot of network administrators have long used telnet to remotely manage Cisco routers. My preferred method of accessing these routers remotely is SSH. It is secure and encrypted verses telnet, where all data will be transferred in clear text making it easy for 'sniffers' to reveal important ... http://illcommunications.com/how-to-enable-ssh-on-a-cisco-router-or-switch/ Microsoft has confirmed that it will allow Windows 7 OEM consumers to downgrade to Windows Vista or Windows XP. Many of you might know that this is business as usual. Volume licensing users have long had the ability to use their licenses to install a version back. Normally this was restricted ... http://illcommunications.com/microsoft-to-allow-windows-7-users-to-downgrade-to-xp-or-vista/ Google has apparently opened their new voice service, Google Voice, to GrandCentral users. According to Google this service will provide a one number for life solution for free. With this service you will be able to use one number for all of your voice and SMS needs otherwising eliminating the ... http://illcommunications.com/google-voice-open-for-grandcentral-users/