Switched Networks Vs. Dedicated Links
Direct links run much faster than traditional switched networks. Using software-defined networking with dedicated links can help in the quest for storage bandwidth.
SDN & Breaking The VLAN Contract
Software-defined networking disrupts the VLAN approach to network security. We need to embrace change and seize the opportunities SDN offers to improve enterprise security.
The Network Complexity Conundrum
Using complexity to deal with uncertainty in a network design will make a network more fragile. The challenge is finding a balance.
Cisco ACI Making Progress
Since it launched last fall, Cisco's Application Centric Infrastructure has attracted a number of early adopters and a growing partner ecosystem, but Cisco still has a lot of work ahead to accelerate ACI adoption.
Next-Gen WAN: Build or Buy?
Enterprises need to consider a number of factors, including security requirements, when choosing between an in-house model or managed network service for their future WAN connectivity needs.
Cisco Live's 7 Best Scenes
Attendees at Cisco Live this week were showered in APIs and ACI, and swimming in selfies. Take a look at the highlights from the annual customer event.
Cisco Expands On Its ACI Strategy
Networking giant touts its SDN platform at Cisco Live and offers ways for customers to extend ACI policy to legacy Nexus infrastructure.
Network Engineers Tackle ACI
Twitter was humming with chatter about Cisco Live and ACI today as IT professionals sought information about the SDN platform.
Cisco Faces Make-Or-Break Week For SDN
Cisco is counting on ACI, its software-defined networking strategy, to keep its hold on the enterprise infrastructure market. We'll see how that plays out this week at Cisco Live.
Ethernet Innovation Inside The Datacenter
With big data analytics, social media, and other new applications pushing east-west bandwidth demand, datacenters are deploying faster Ethernet and unlocking new capabilities.
MPLS Traffic Engineering: Tunnel Setup
Traffic engineering can greatly improve performance in MPLS networks. Find out how specific traffic paths are defined and calculated using routing attributes and protocols.
Speeding Up Storage Networks
With SSDs pushing the limits of networks, it's time to consider how compression and deduplication could help speed storage traffic.
Social WiFi Sign-In: Benefits With A Dark Side
Providing social networking credentials to get free WiFi access gives merchants a wealth of customer data for marketing and is a boon for managed service providers. But is the price too high for customers?
The Network Is The Computer, Again
Today, the old Sun Microsystems tagline rings truer than ever. In our cloud-centric world, perhaps computers don't exist at all anymore.
IT Is A Quantum World
System administrators need to take a quantum mechanical view when weighing the probability of new failure modes that come with new technologies such as deduplication.
Buy Or Build Your Own SDN?
An ESG survey shows a broad range of approaches among enterprises when it comes to deploying software-defined networking.
Turkey’s Twitter Shoot: Lessons Learned
Network engineers can gain insight into resilience, indirection techniques like NAT, and Internet governance from Turkey officials' none-too-successful attempt to shut down the popular messaging service.
Ethernet Switch Market: Who's Winning?
An Infonetics survey on companies' spending plans and vendor perceptions shows Cisco and HP leading the pack, with Huawei making some inroads into the US Ethernet switch market.
50 Shades Of Open SDN
The word open is used frequently in the software-defined networking market, but a closer look at three SDN initiatives shows that the meaning of open depends on your point of view.
WAN Adaptations Needed For Cloud
The cloud is putting more demands than ever on the WAN, and the WAN must respond with increased speed, throughput, and flexibility.
Need For Speed Drives WAN Optimization
Our annual WAN survey finds usage of WAN optimization and traffic shaping up 4% over last year, despite some predictions in the industry to the contrary.
SDN: Waiting For The Trickle-Down Effect
Like server virtualization and 10 Gigabit Ethernet, SDN will eventually become a technology that small and midsized enterprises can use. But it's going to require some new packaging.