Email Alerts
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A primer on northbound APIs: Their role in a software-defined network
This primer explores the concept of SDN northbound APIs, their key benefits, who's using them and why. Primer
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SDN applications contest: Internet2 offers cash for innovative ideas
Intenet2 has launched a contest that will award up to $10,000 for innovative SDN applications. News | 20 May 2013
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NEC SDN applications and open northbound API: Will OpenDaylight bite?
NEC unveiled SDN applications built on an open northbound API to optimize and secure the cloud. Will OpenDaylight use the interface as a standard? News | 08 May 2013
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SDN is promising, but are engineers ready for network programmability?
In SDN, open APIs and network programmability stand ready to forever change network management strategies. Are engineers ready to dump their old ways? Opinion | 29 Apr 2013
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Microsoft uses OpenFlow SDN for network monitoring and analysis
Microsoft is using OpenFlow SDN to aggregate network taps and span ports as an alternative to network packet brokers for monitoring and traffic analysis. News | 17 Apr 2013
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SDN technology for network management better be more than middleware
SDN technology stands to change forever the way networks are managed, as long as it's as ubiquitous as SNMP while being a whole lot more capable. Opinion | 10 Apr 2013
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The Cisco SDN story to investors: Hardware matters, VMware no threat
Cisco hit the road to explain the Cisco SDN strategy to investors. The key messages: Hardware still matters in SDN … and VMware is no threat. Opinion | 09 Apr 2013
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Alcatel-Lucent launches an SDN company, Nuage Networks
Nuage Networks, Alcatel-Lucent's new SDN company, uses overlay technology for dynamic provisioning of virtual networks across data center domains. News | 03 Apr 2013
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F5's LineRate Systems acquisition: Modernization path for F5 TMOS
F5 Networks' acquisition of LineRate Systems should allow the company to modernize its core TMOS software and its iRules scripting engine. News | 13 Feb 2013
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Big Switch Networks: SDN, network virtualization, an army of partners
Big Switch Networks has launched an OpenFlow controller, network virtualization platform and monitoring tool, and lined up hardware vendors. News | 13 Nov 2012
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Brocade-Vyatta deal: Enhanced virtualization networking, not quite SDN
The Brocade-Vyatta acquisition will result in tightly linked virtual and physical networks, but it it's not quite software defined networking. News | 06 Nov 2012
- See more News on Layer 4-7 network services
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How SDN applications will change Layer 4-7 network services
With SDN apps, engineers can deploy virtual appliances for Layer 4-7 network services that will be automated for more granular traffic management. Expert Tip
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Centralized vs. decentralized SDN architecture: Which works for you?
Two SDN architecture models -- centralized and decentralized -- have much in common, but key differences center on the use of the OpenFlow protocol. Tip
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Network functions virtualization primer: Software devices take over
With network functions virtualization (NFV), engineers replace network devices with software on basic servers for flexibility and cost reduction. Tip
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Software defined networking security enables granular policy control
Software defined networking introduces network programmability and granular traffic management, which could contribute to enhanced SDN security. Expert tip
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SDN security challenges alongside the potential of a new technology
With the promise of programmable networks will come a slew of SDN security challenges, including the need to protect the new network controller. Expert Tip
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Why do I need SDN technology?
SDN is valuable, but uses extend to other parts of the network for increased network flexibility, dynamic traffic flow, decreased latency and QoS. Answer
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Layer 4-7 (network services)
Layer 4 through Layer 7 are services are delivered by the upper layers of the Open Systems Interconnection (OSI) communication model. Layer 4-7 services support end-to-end communication between a source and destination application. The list of possib... Definition
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SDN application (software-defined networking application)
An SDN application is a software program designed to perform a task in a software-defined networking (SDN) environment. SDN applications can replace and expand upon functions that are implemented through firmware in hardware devices in a conventional... Definition
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SDN applications contest: Internet2 offers cash for innovative ideas
Intenet2 has launched a contest that will award up to $10,000 for innovative SDN applications. News
-
NEC SDN applications and open northbound API: Will OpenDaylight bite?
NEC unveiled SDN applications built on an open northbound API to optimize and secure the cloud. Will OpenDaylight use the interface as a standard? News
-
SDN is promising, but are engineers ready for network programmability?
In SDN, open APIs and network programmability stand ready to forever change network management strategies. Are engineers ready to dump their old ways? Opinion
-
How SDN applications will change Layer 4-7 network services
With SDN apps, engineers can deploy virtual appliances for Layer 4-7 network services that will be automated for more granular traffic management. Expert Tip
-
Microsoft uses OpenFlow SDN for network monitoring and analysis
Microsoft is using OpenFlow SDN to aggregate network taps and span ports as an alternative to network packet brokers for monitoring and traffic analysis. News
-
Layer 4-7 (network services)
Layer 4 through Layer 7 are services are delivered by the upper layers of the Open Systems Interconnection (OSI) communication model. Layer 4-7 services support end-to-end communication between a source and destination application. The list of possib... Definition
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SDN technology for network management better be more than middleware
SDN technology stands to change forever the way networks are managed, as long as it's as ubiquitous as SNMP while being a whole lot more capable. Opinion
-
The Cisco SDN story to investors: Hardware matters, VMware no threat
Cisco hit the road to explain the Cisco SDN strategy to investors. The key messages: Hardware still matters in SDN … and VMware is no threat. Opinion
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Alcatel-Lucent launches an SDN company, Nuage Networks
Nuage Networks, Alcatel-Lucent's new SDN company, uses overlay technology for dynamic provisioning of virtual networks across data center domains. News
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Why do I need SDN technology?
SDN is valuable, but uses extend to other parts of the network for increased network flexibility, dynamic traffic flow, decreased latency and QoS. Answer
- See more All on Layer 4-7 network services
About Layer 4-7 network services
Learn how deploying Layer 4-7 network services in an SDN architecture will allow network pros to extend firewall services, SDN load balancing and application acceleration across virtual and physical networks and hybrid cloud environments. This section features tips and expert advice on using Layer 4-7 network services and related technology.