| Ways to cut costs: Move to MPLS In recent newsletters, we discussed some of the priorities that most IT organizations will have in 2009. We are going to use the next several newsletters to suggest additional IT initiatives, such as cost cutting and ... MPLS VPN: The good and bad of customer experience Last time, we introduced the methodology by which Kubernan conducted research on the Total Customer Experience (TCE) for MPLS VPN services. This time we want to share some top-level findings with you. MPLS VPNs: Defining the total customer experience Now that MPLS has moved from the experimental and early-adopter stage to the point of widespread implementation, the question of how well MPLS is "working" for customers is meaningful. In particular, in late 2007, ... The hard and fast rules of renegotiating WAN contracts Today, we continue our discussion of the types of IT initiatives that will be popular in 2009. The last two newsletters on this topic discussed cutting WAN costs by moving to MPLS and by renegotiating with your WAN ... What's the MPLS Total Customer Experience? With the rollout of MPLS services well under way, Kubernan is in the midst of defining the Total Customer Experience (TCE) for MPLS customers. The TCE is a method that will be used to quantify the overall importance of ... MPLS vs. WAN optimization, Part 1 Life in IT is difficult enough given all the demands and limited resources. Working in IT, however, is a little bit easier when there is at least somewhat of a clear direction in the market relative to how a given ... MPLS vs. WAN optimization, Part 2 Both Jim and Steve moderate a lot of vendor panels. In most cases, the vendors go out of their way to be polite to each other, making comments like I agree with my esteemed colleague and would like to add one small ... The Nexxus switch and the Virtual Port-Channel (vPC) Lead network engineer Kamal Vyas discusses the vPC – the so-called spanning tree killer, complete with colorful diagrams. This you gotta see. Buy a router: save the world? John Chambers's advice to fix the economy … keep investing in Internet technologies. QoS and queuing: how it works In data networks, queues form when the output interface is congested and advanced queuing algorithms are needed to determine which packets in the queue get priority, explains blogger Dennis Hartman. VoIP Threat Taxonomy VoIP users beware, spammers are targeting you, because it is very difficult to filter VoIP spam. Cisco Subnet blogger Patrick Park dissects the types of threats you face. From Cisco Subnet
Buy a router: save the world? John Chambers's advice to fix the economy … keep investing in Internet technologies; Plus, Brad Reese charts 16 years of Cisco's quarterly earnings and then asks, is Cisco management doing a good job?; and Cisco Tweeps on Twitter, the official list. February giveaways from Cisco Subnet and Microsoft Subnet
Up for grabs: One American Express gift card worth $250 from Global Knowledge; One Microsoft training course worth $2,995 from Global Knowledge; 15 copies each of the hot book titles Voice over IP Security, and CCNA Wireless Official Exam Certification Guide and 15 copies of Exchange Server 2007 How-To: Real Solutions for Exchange Server 2007 SP1 Administrators. Get all the entry details here. | 
Survey takes a look at where IT pros do their social networking.
How to protect laptop data at your local Wi-Fi hot spot.
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