Network Management Strategies for the CIOEmail Alerts
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Network diagnostics that see through virtualization
Running network diagnostics for virtualization requires a new set of strategies that involve virtual switches, virtual network probes and rerouting traffic for analysis. Feature
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Enterprise network testing: Best practices for developing a test lab
Enterprise network testing can minimize IT service outages, yet developing a test lab can bring up various issues. Knowing best practices for running a test facility is imperative. Book Chapter
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Network disaster recovery planning guide: Best practices
This network disaster recovery planning guide provides essentials for protecting a network in the event of a disaster and offers knowledge necessary to execute a successful plan. Tutorial
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Networking tutorials
SearchNetworking.com’s tutorials are a great resource for technical tips and valuable best practices on routing, switching, network security, network/systems management, convergence/VoIP and wireless LANs, so that IT professionals can keep their netw... Tutorial
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Quiz: Network management for dynamic networks
How much do you know about network management? Take this short quiz to determine what you've learned from our advanced workshop with Zeus Kerravala. Quiz
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New data center network management concerns arise: Are you prepared?
In a world where data centers are denser and heavily virtualized, network management can take on a life of its own. Are you prepared? Fast Packet
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SAN QoS: Applying TCP/IP traffic shaping to iSCSI
As enterprises move to centralized storage systems, SAN QoS has become a serious issue. Now they may be able to ensure iSCSI performance by applying TCP/IP traffic shaping measures to iSCSI SAN. Research Report
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Creating a firewall policy fault model with automatic correction
Firewall policy problems may be at the heart of firewalls that mistakenly block legitimate traffic or allow in troubled traffic. At LISA 2010, researchers propose creating a firewall policy fault model that can be used to implement automated correcti... Research Report
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Using network automation to make your network more cost-effective,reliable, and flexible
In this video presentation, networking consultant and popular speaker Brent Chapman discusses the many benefits of automating the mind-numbing task of configuring network devices and services. Videos
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How to implement Wireshark filters
To set up Wireshark filters, you must learn how to establish both Wireshark capture filters and Wireshark display filters that meet your specific network traffic monitoring needs. In this video on Wireshark filtering, learn step-by-step how to perfor... Videos
- See More: Essential Knowledge on Network Performance Management
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Will the DevOps movement simplify network automation?
Until now the DevOps movement has been lead by systems administrators, but now network engineers may find it also eases network automation and cloud orchestration. News | 18 May 2012
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Combining NetFlow and packet analysis boosts network visibility
Packet analysis may provide a deeper look into the network, but NetFlow analysis can offer a broader view. To achieve even better network visibility the two work best together. News | 17 May 2012
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One bank's mobile device management software and remote desktop combo
Needham Bank IT director James Gordon couldn't turn away personal devices, so he combined mobile device management software and remote desktop for secure access. News | 10 Apr 2012
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Three reasons campus LAN innovation still matters
The campus LAN may not seem as exciting as the data center network, but mobility and desktop virtualization alone have placed a whole demand for LAN QoS and baked in security. Fast Packet | 28 Mar 2012
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Network Innovation Award: Cisco Prime for service-centric management
Cisco Prime is the winner of the SearchNetworking.com Network Innovation Award for management. Cisco Prime integrates network, endpoint and application-level information. News | 20 Mar 2012
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Building a Cisco data center network core? Don't get fancy
Cisco has lots of data center network choices. Maybe even too many. Blogger Greg Ferro finds that bypassing the Nexus 7000 and Catalyst 6500 on the network core worked just fine. Fast Packet | 06 Mar 2012
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Wireless intrusion prevention system smartens school district Wi-Fi
With AirMagnet’s wireless intrusion prevention system and RF spectrum analysis, a large school district improved wireless LAN security and solved Wi-Fi interference problems. News | 09 Feb 2012
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Network technology trends for 2012: Network management
Looking at network management technology trends for 2012, EMA's Jim Frey predicts cross-domain management, SaaS-based management and cloud SLAs. News | 22 Dec 2011
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Network software bugs: Are Cisco and others doing enough?
The IT industry is programmed to believe that network software bugs are par for the course, but are networking vendors like Cisco doing enough to prevent the problem? Fast Packet | 13 Dec 2011
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‘Tis the season for network disaster preparedness
To create a network disaster preparedness plan, IT shops may need to bring in an expert and then detail responses that can be practiced repeatedly before execution. Fast Packet | 30 Nov 2011
- See More: News on Network Performance Management
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LAN QoS: Access switches get intelligent for high-stakes applications
LAN QoS has become a necessity now that applications like video conferencing and IP telephony must be delivered beyond the desktop and onto the mobile device. Tip
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Network application performance monitoring: Storage to the user
Application performance monitoring tools must provide visibility to everything from storage I/O to remote end-user access and a whole lot in between. Here’s what your monitoring tools should show. Tip
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End-to-end network application performance monitoring
Network application performance monitoring inevitably leads to the use of multiple monitoring tools at once. That doesn’t have to be a management nightmare. Tip
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How to plan an out-of-band network management system
To design out-of-band network management systems that are both cost efficient and effective, networking teams must consider which assets are crucial for visibility and just how much information they need to see. Tip
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How to choose ITIL monitoring tools
ITIL network monitoring requires ITIL monitoring tools that scan network function as well as application performance and have the ability to continually update information in a series of ITIL v3 databases. Tip
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Top seven network traffic monitoring challenges
Network traffic monitoring tools are touted as the ultimate answer to meeting compliance and performance needs in the network. But a number of network traffic monitoring challenges have arisen, including difficulties in creating network baselines and... Tip
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How to test LAN switch energy efficiency
Vendors promise energy-efficient networks, but they often can't provide actual measurements for LAN switch power consumption. In this best practices guide, learn methods for measuring LAN switch energy efficiency. Tip
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Green enterprise: Three networking investments that make a difference
Building green enterprise IT systems can mean making networking investments that support unified communications through network quality of service, traffic monitoring and mobility. Tip
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Distributed network management means no more hard NOCs
Distributed network management with out-of-band networks enables enterprises to move away from network operations centers, becoming eco-friendly and spending less. Tip
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Application switch testing: An easy RFP guide
Application switches do a lot more load balancing these days. So network professionals doing application switch testing must consider everything from DPI to basic transport, according to a new Tolly Group RFP guide. Tip
- See More: Tips on Network Performance Management
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Application performance management tools don't have to be disruptive
ExtraHop’s application performance management tools offer a simple and non-disruptive deployment on the systems being monitored, saving IT organizations time and money. Answer
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Network application performance monitoring reveals visibility issues
When conducting network application performance monitoring, network admins can face network application visibility issues due to increasingly complex and distributed networks. Answer
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Network-based application performance monitoring for better visibility
Network-based application performance monitoring differs from old approaches by examining network traffic passing through the data center in real-time to spot and solve issues. Answer
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Defining the importance of application performance management
Increases in network complexity can cause network health to suffer, but network-based application performance management offers admins better visibility to improve performance. Answer
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Performance routing solution may relieve network traffic issues
When facing issues with MPLS VPN services, such as slowness, outages and application timeouts, a performance routing solution may help improve Layer 3 VPN problems. Answer
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When military radar causes fixed broadband wireless interference
Military radar may cause fixed broadband wireless interference. This expert tip explains tests and ideas to check if this is the case and how to address this interference. Answer
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Network testing strategies for the enterprise: Meet the experts
SearchNetworking.com’s new experts, Tom Kunath and Andy Sholomon, discuss network testing strategies for the enterprise at Cisco Live 2011. Answer
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How to troubleshoot slow VPN connections
Suffering slow VPN connection? Try checking VPN concentrators and caching. Ask the Expert
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What network troubleshooting tools can I use to determine the cause of slow web page access?
Ask the Expert
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What IP enables file sharing among multiple computers on different Internet connections?
Learn how to enable file sharing among a group of computers, as well as computers within separate workgroups, that are using four different Internet connections, in this expert response. Ask the Expert
- See More: Expert Advice on Network Performance Management
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link-load balancer (link balancer)
A link load balancer, also called a link balancer, is a network appliance that distributes in-bound and out-bound traffic to and from multiple Internet Service Providers (ISPs) links. Definition
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shortest path bridging
Shortest path bridging, or 802.1aq, is the IEEE’s specification for enabling multi-pathing in the data center. Shortest path bridging is similar conceptually to its IETF counterpart, Transparent Interconnection of Lots of Links (TRILL). Definition
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loose coupling
Loose coupling is a method of interconnecting the components in a system or network so that those components, also called elements, depend on each other to the least extent practicable... (Continued) Definition
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modem lights (AA)
This page provides a description of the abbreviations and meanings of each of the lights that describe the "handshaking" between a computer modem and the UART chip in a computer. Definition
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throttled data transfer
Throttled data transfer, also known as data transfer throttling or lean data transfer, is the deliberate regulation of the data transfer rate in a communications system... (Continued) Definition
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device relationship management (DRM)
Device relationship management (DRM) is enterprise software that enables the monitoring, managing, and servicing of intelligent devices over the Internet. Definition
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Net neutrality
Net neutrality is the principle that data on the Internet is moved blindly and impartially, without regard to content, destination or source... (Continued) Definition
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phase-change cooling (vapor cooling)
Phase-change cooling, also called vapor cooling, is a microprocessor-cooling technology that works according to the same principles as a conventional refrigerator, freezer or air conditioner. The principal components of a phase-change cooling system ... Definition
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FECN/BECN (forward explicit congestion notification/backward explicit congestion notification)
In a frame relay network, FECN (forward explicit congestion notification) is a header bit transmitted by the source (sending) terminal requesting that the destination (receiving) terminal slow down its requests for data. Definition
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TCP/IP offload engine (TOE)
The TCP/IP offload engine (TOE for short) is a technology that is gaining popularity in high-speed Ethernet systems for the purpose of optimizing throughput. Definition
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Mobile network management applications offer monitoring on the go
As smartphone and tablet devices in the enterprise grow, vendors are developing mobile network management apps for iOS and Android, offering accessible views into the network. Photo Story
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Fast Packet blogger Josh Stephens talks integrated network management
Solarwinds head geek and Fast Packet blogger Josh Stephens explains that integrated network management stretches across IT resources and silos. Video
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Enterprise network testing: What engineers overlook
For reliable enterprise network testing, network engineers must test entire architectures as opposed to specific points on the network. Video
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Enterprise network testing: What engineers forget to do
For reliable enterprise network testing, network engineers must test entire architectures as opposed to specific points on the network. Video
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How to implement Wireshark filters
To set up Wireshark filters, you must learn how to establish both Wireshark capture filters and Wireshark display filters that meet your specific network traffic monitoring needs. In this video on Wireshark filtering, learn step-by-step how to perfor... Video
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How to implement Wireshark filters1
To set up Wireshark filters, you must learn how to establish both Wireshark capture filters and Wireshark display filters that meet your specific network traffic monitoring needs. In this video on Wireshark filtering, learn step-by-step how to perfor... Video
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Will the DevOps movement simplify network automation?
Until now the DevOps movement has been lead by systems administrators, but now network engineers may find it also eases network automation and cloud orchestration. News
-
Combining NetFlow and packet analysis boosts network visibility
Packet analysis may provide a deeper look into the network, but NetFlow analysis can offer a broader view. To achieve even better network visibility the two work best together. News
-
Application performance management tools don't have to be disruptive
ExtraHop’s application performance management tools offer a simple and non-disruptive deployment on the systems being monitored, saving IT organizations time and money. Answer
-
Network application performance monitoring reveals visibility issues
When conducting network application performance monitoring, network admins can face network application visibility issues due to increasingly complex and distributed networks. Answer
-
Network-based application performance monitoring for better visibility
Network-based application performance monitoring differs from old approaches by examining network traffic passing through the data center in real-time to spot and solve issues. Answer
-
One bank's mobile device management software and remote desktop combo
Needham Bank IT director James Gordon couldn't turn away personal devices, so he combined mobile device management software and remote desktop for secure access. News
-
Three reasons campus LAN innovation still matters
The campus LAN may not seem as exciting as the data center network, but mobility and desktop virtualization alone have placed a whole demand for LAN QoS and baked in security. Fast Packet
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Network Innovation Award: Cisco Prime for service-centric management
Cisco Prime is the winner of the SearchNetworking.com Network Innovation Award for management. Cisco Prime integrates network, endpoint and application-level information. News
-
Defining the importance of application performance management
Increases in network complexity can cause network health to suffer, but network-based application performance management offers admins better visibility to improve performance. Answer
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LAN QoS: Access switches get intelligent for high-stakes applications
LAN QoS has become a necessity now that applications like video conferencing and IP telephony must be delivered beyond the desktop and onto the mobile device. Tip
- See More: All on Network Performance Management
About Network Performance Management
These days, most business functions depend on the network. Our network performance resources provide strategies for ensuring high performance of the end-to-end network infrastructure and the IT systems that interact with it. This section also covers network configuration management tools that can help to update and change configurations for numerous network devices at one time.