White Paper Library
Web App Troubleshooting Essentials
IT managers require both tools to isolate web details and a thorough understanding of HTTP. Learn about key status codes, developing logical workflows, and the right info to share with app teams.
Application and Network Performance Monitoring in a Virtualized Environment
Accessing and analyzing network traffic to, from, and between virtual machines—even within a single host.
Managing Application Delivery
Learn the existing and emerging issues that complicate application delivery as well as the management of the framework. From Jim Metzler of Ashton, Metzler & Associates.
ROI for Network Performance Management
Making a business case for critical performance management technology investments. From Jim Frey of Enterprise Management Associates.
Monitoring Service Delivery in an MPLS Environment
Using MPLS routing to ensure critical applications have the bandwidth they require to guarantee the MPLS network operates to its full potential.
Monitoring and Managing Network Application Performance
Learn the concepts and technologies behind effective application performance management, so you can identify and correct issues before they affect your business.
Observer Infrastructure: Adding the Device Performance Perspective
Explore a performance management solution that compliments pack-oriented network and application performance monitoring products. From Jim Frey of Enterprise Management Associates.
Monitoring and Managing Voice over Internet Protocol (VoIP)
What you need to know about VoIP traffic and the quality metrics provided by monitoring tools to help keep your VoIP network running smoothly.
Implementing Unified Communications
Before deploying unified communications applications on your network, explore these best practices for avoiding performance problems.
Extending Network Visibility by Leveraging Flow Technologies
Learn how to provide extended visibility into enterprise networks without added investment, via a network analyzer that can leverage NetFlow and sFlow® technologies.
Retrospective Network Analysis
Stop missing critical network events and go back in time to reconstruct a failure or attack. Learn how Retrospective Network Analysis (RNA) can benefit your company.
Security Forensics
Network Security Forensics play a key role in helping network engineers investigate security breaches and document a network incident for compliance.
Benefits of WAN-Level Visibility in Monitoring and Maintaining your Network
Understand the benefits gained from deploying a WAN analyzer into your network and what items to consider when reviewing WAN analysis options.
Preparing Your Network for Cloud Computing
Cloud computing may appear to be a great relief, but digging deeper reveals that it could deliver a host of new challenges.
Deploying Probes and Analyzers in an Enterprise Environment
Here are two approaches to using Observer products in a distributed environment.
Observer Infrastructure: Adding the Device Performance Perspective
Explore a performance management solution that compliments pack-oriented network and application performance monitoring products. From Jim Frey of Enterprise Management Associates.
Application and Network Performance Monitoring in a Virtualized Environment
Accessing and analyzing network traffic to, from, and between virtual machines—even within a single host.
Network Instruments Puts Virtualized Systems on Tap
Learn about a new product that addresses the need for greater network visibility. From Enterprise Management Associates.
Analyzing Full-Duplex Networks Through SPANs, Port Aggregators, and TAPs
Explore the advantages and disadvantages of common methods of accessing traffic from full-duplex networks.
SNMP Monitoring: One Critical Component to Network Management
Learn how SNMP works, the advantages of SNMP monitoring and how SNMP continues to remain a critical component to network analysis.
Observer Infrastructure: Adding the Device Performance Perspective
Explore a performance management solution that compliments pack-oriented network and application performance monitoring products. From Jim Frey of Enterprise Management Associates.
Network Instruments’ Observer and VLAN Analysis
Learn about the benefits of a VLAN-ready network analyzer provides in managing VLAN configurations.
Using a Network Analyzer as a Security Tool
Enhancing your network’s security by using a Network Analyzer.
Security Forensics
Enhance Your IT Security with Post-Event Intrusion Resolution.
Network Instruments’ Observer and Sarbanes-Oxley Compliance
Observer can help IT Professionals comply with the data practices components of Sarbanes-Oxley.
PCI DSS Compliance with Application Performance Management (APM)
Network Instruments APM solutions can fulfill PCI DSS requirements and protect cardholder data.
Managing Application Delivery
Learn the existing and emerging issues that complicate application delivery as well as the management of the framework. From Jim Metzler of Ashton, Metzler & Associates.
Network Instruments Puts Virtualized Systems on Tap
Learn about a new product that addresses the need for greater network visibility. From Jim Frey of Enterprise Management Associates.
ROI for Network Performance Management
Making a business case for critical performance management technology investments. From Jim Frey of Enterprise Management Associates.
Observer Infrastructure: Adding the Device Performance Perspective
Explore a performance management solution that compliments pack-oriented network and application performance monitoring products. From Jim Frey of Enterprise Management Associates.
Web App Troubleshooting Essentials
Increasingly business services are built with web frontends. To manages these apps requires both tools providing detailed HTTP analysis and knowledge to interpret the analysis and successfully resolve issues.
Application and Network Performance Monitoring in a Virtualized Environment
As organizations implement virtualized environments, knowing how to monitor and maintain them becomes yet another challenge. This white paper presents various visibility options for monitoring a virtualized environment.
Managing Application Delivery
Understand the existing and emerging issues that can impede application delivery including managing virtual and multi-tiered environments and develop a coherent strategy for overcoming delivery issues and ensuring application uptime. From Jim Metzler of Ashton, Metzler & Associates.
ROI for Network Performance Management
Understand the business value of infrastructure equipment and management technology investments while learning the components needed to make a business case for investing in this technology. From Enterprise Management Associates.
Monitoring Service Delivery in an MPLS Environment
Many organizations now use MPLS routing to ensure critical applications have the required bandwidth. Sophisticated MPLS-enabled analyzers can help you understand and troubleshoot your MPLS network issues to guarantee it operates to its full potential.
Monitoring and Managing Network Application Performance
Effectively managing application performance means measuring how well key components of the IT infrastructure are performing over time. This expert application analysis is a must-have in any administrator’s toolbox.
Monitoring and Managing Voice over Internet Protocol (VoIP)
VoIP’s sensitivity to delay and packet loss compared to other network applications such as web and e-mail services, presents a real challenge. Learn best practices for keeping your VoIP network flowing smoothly, your time-to-resolution low, and end users happy.
Implementing Unified Communications
Laying the proper groundwork for implementing and configuring unified communications is important to avoid performance problems. Get a basic knowledge of the technology and understand what needs to occur before deployment and what to do once it has been implemented.
Extending Network Visibility by Leveraging Flow Technologies
Manufacturers have embedded NetFlow and sFlow® technologies into enterprise-level switches and routers. Learn the strengths and limitations of these technologies and how to provide extended visibility without over-extending the IT budget.
Retrospective Network Analysis
Network engineers can spend large amounts of time replicating intermittent problems or enforcing security and compliance regulations. A retrospective analysis solution allows for the reconstruction of a failure or attack, rather than simply monitoring in real time, while providing a significant time and cost savings to the organization.
Security Forensics
The right Application Performance Management (APM) solution can help IT operations deliver superior performance for users. When incorporated into IT security initiatives, deep packet inspection can strengthen existing anti-virus software, Intrusion Detection System (IDS), and Data Loss Prevention (DLP) solutions.
WAN Monitoring
A WAN analyzer offers essential insight into your WAN links through WAN frame visibility, performance metrics, and problem resolution capabilities. However, there are several items to consider when reviewing WAN analysis options.
Preparing Your Network for Cloud Computing
While providing increased IT flexibility and potentially lowering costs, cloud computing shifts IT management priorities from the network core to the WAN/Internet connection. Learn the basics of cloud computing as well as best practices to prepare your network.
Remote Monitoring
You need visibility into every corner of the network, from the edge to the core. Read examples of how to plan and implement a monitoring/analysis infrastructure based on distributed probes.
Virtual Traffic Monitoring
As organizations implement virtualized environments, knowing how to monitor and maintain them becomes yet another challenge. This white paper presents various visibility options for monitoring a virtualized environment.
Network Instruments Puts Virtualized Systems on Tap
Virtualization creates another layer of abstraction. Learn how Network Instruments is at the forefront of addressing the key challenges of fully embracing virtualization fully. From Enterprise Management Associates.
Analyzing Full-Duplex Networks Through SPANs, Port Aggregators, and TAPs
There are several ways to access full-duplex network traffic for analysis: SPAN or mirror ports, port aggregators, and TAPs are the most common. It is important to understand the relevant issues before choosing a technology to deploy on your network.
SNMP Monitoring: One Critical Component to Network Management
SNMP remains a critical part of a complete network analysis solution. For truly comprehensive analysis of network issues, a network analyzer with packet capture capabilities should be employed.
Network Instruments’ Observer and VLAN Analysis
IT departments continue to implement Virtual Local Area Networks (VLANs) to contain broadcast traffic, load-balance, and enhance data security. A VLAN-ready network analyzer provides several benefits in managing VLAN configurations.
Using a Network Analyzer as a Security Tool
Learn how using a network analyzer can enhance network security, which analyzer features are essential for this task and how an analyzer should be part of any IT professional’s security incident response plan.
Network Instruments’ Observer and Sarbanes-Oxley Compliance
Sarbanes-Oxley Act of 2002 (SOX) extends beyond the accounting department — complying with SOX requires cooperation and support among many business units, including IT. Learn how Observer can support IT’s role in SOX compliance.
Observer Infrastructure: Adding the Device Performance Perspective
The focus of networking professionals has turned toward network performance and optimization. Learn to build complete performance visibility by adding the infrastructure perspective to a packet-based platform. From Enterprise Management Associates.
PCI DSS Compliance with Application Performance Management (APM)
Application Performance Management (APM) solutions are designed to capture and retain network application transaction data and could violate a company’s ability to remain PCI compliant. Read more to see how this can be avoided.
