Network monitoring and analysis
Network monitoring and analysis can be challenging for today's intricate networks carrying a multitude of applications. We help you sort out the best software and tools for network management and application performance. You'll learn how network analysis and deep packet inspection work to identify bottlenecks and trouble spots. We'll teach you about best practices for analysing network reporting in order to identify vulnerabilities and proactively troubleshoot problems to improve network performance.
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E-Zine
06 May 2025
Accused by algorithm
In this week’s Computer Weekly, we shine a light on the Ministry of Justice’s controversial use of crime prediction algorithms. The CIO of Boehringer Ingelheim sets out how his organisation has built a data platform that is paving the way for the pharmaceutical giant to embrace AI and quantum computing. And, with the fallout from the VMware-Broadcom merger showing no signs of letting up, we weigh up what the migration options are for VMware vSAN users. Read the issue now. Continue Reading
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News
01 May 2025
UK networks feel the strain under AI pressure
Global internet company’s study finds almost half of UK organisations say their network and connectivity infrastructure is not ready to support new technology initiatives, in particular artificial intelligence Continue Reading
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News
01 Nov 2007
MPLS implementation gotchas
Eliminate network latency, without locking into an SLA with a bad service provider, by controlling and implementing multiprotocol label switching (MPLS). Continue Reading
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News
28 Oct 2007
As network configuration management matures, documentation woes linger
Documentation of networks is a tertiary consideration. Is this hurting your business? Continue Reading
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Tip
22 Oct 2007
Using VMware to test open source network analysis tools
Open source network analysis tools can help network monitoring. Try out the open source network protocol analyser Wireshark inside a VMware Player Guest OS. Continue Reading
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News
08 Oct 2007
The Tao of automated network management
Read or podcast this article about taking the first step toward an automated future by integrating network management tools. Continue Reading
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News
07 Oct 2007
Tool suites for identifying the problem -- from 'Network troubleshooting and diagnostics'
Learn network troubleshooting tool suites and their feature sets to support your technical troubleshooting activities. Continue Reading
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News
03 Oct 2007
Network engineering applications -- from 'Network troubleshooting and diagnostics'
Network analysis applications, including protocol analysers, traffic generators, and simulation tools, can be used to understand how networks operate. Continue Reading
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News
02 Oct 2007
IP address management -- from 'Network troubleshooting and diagnostics'
Learn how IP address management and maintenance tools can help manage the scope of IP addresses on your network. Continue Reading
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News
01 Oct 2007
Developing good troubleshooting technique -- from 'Network troubleshooting and diagnostics'
The most important part of troubleshooting is technique. This excerpt examines several approaches such as Bottom-Up, Top-Down, and Divide-and-Conquer methods Continue Reading
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News
28 Aug 2007
VoIP, unified communications study reveals challenges
VoIP and unified communications deployments can affect other applications. A study by Network General highlighted some challenges introduced by convergence. Continue Reading
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News
09 Aug 2007
Network navigation -- Chapter 6 of 'Microsoft Windows Vista Administration'
Microsoft introduced a new way to view and navigate a network with Windows Vista. This chapter from 'Microsoft Windows Vista Administration' examines such new network navigation tools as Network Map and Network Details. If you have several networks that your users need to connect to using a single computer, you'll find this chapter will explain how you can manage those connections more simply and efficiently than in earlier versions of Windows. Continue Reading
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News
09 Aug 2007
Network navigation -- Chapter 6 of 'Microsoft Windows Vista Administration'
Microsoft introduced a new way to view and navigate a network with Windows Vista. This chapter from 'Microsoft Windows Vista Administration' examines such new network navigation tools as Network Map and Network Details. If you have several networks that your users need to connect to using a single computer, you'll find this chapter will explain how you can manage those connections more simply and efficiently than in earlier versions of Windows. Continue Reading
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News
06 Aug 2007
F5 buys Acopia for US$210M
F5 joins the storage market with the acquisition of file virtualisation switch company Acopia. Continue Reading
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News
29 May 2007
Bridging VoIP islands
WAN optimisation makes it possible to connect campus VoIP connections Continue Reading
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News
21 May 2007
Microsoft, TCG partner on network access control; Cisco takes own route
Microsoft and the Trusted Computing Group (TCG) have joined forces to create better interoperability between network access control solutions with the announcement of a new specification which ensures that Microsoft's Network Access Protection (NAP) and TCG's Trusted Network Connect (TNC) architecture can work together. Continue Reading
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Tip
19 Apr 2007
VLANs -- Controlling wired and wireless traffic
Today, most business networks rely on virtual LANs (VLANs) to partition Ethernets and control the destinations reached by each worker. As users begin to shift between Ethernet and Wi-Fi throughout the work day, it makes sense to apply VLANs to both wired and wireless network access. This tip describes common methods for mapping Wi-Fi stations onto corporate VLANs and suggests when you might want to do so. Continue Reading
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News
25 Feb 2007
Gartner: Quad-core slowed 2006 server sales
New Gartner data suggests that quad-core servers are not exciting users. Continue Reading
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News
20 Feb 2007
All about automation
Automating your IT operations is a trick that creates obvious benefits. In this article, we explain how data center automation can help an entire enterprise. Continue Reading
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News
27 Jan 2007
Network visualization, automation: At odds?
Visualization is a powerful tool. But in the context of network management, the prevalence of graphs may indicate that your network management system (NMS) is not ready to meet the requirements of autonomic network performance. Why so? Loki Jorgenson explains in this tip. Continue Reading
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News
17 Jan 2007
Reasons why enterprise networking and security roles must stay separate
Enterprise network managers are responsible for configuring and managing network devices, but should they be accountable for tasks that are typically handled by the information security team? Contributor Shon Harris examines why networking and information security tasks should not be shared. Continue Reading
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News
18 Dec 2006
WLAN interference and clogged pipes -- happy holidays!
WLAN interference caused by decorations and slowed traffic due to online shopping are just some of the network woes of the holidays. Continue Reading
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Tip
29 Nov 2006
Slow response times from client/server PC's running IFS applications
How do you find out the culprit of a network delays when you see little bandwidth being used? Read this Q&A to see what our network administrating expert, Lindi Horton, has to say. Continue Reading
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News
25 Oct 2006
Video, audio are network drains
Network misuse is rampant, according to a recent survey. Employees using the corporate network for recreation or high-bandwidth business can put a strain on network resources, but network engineers can combat that with filtering and monitoring. Continue Reading
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Tip
05 Oct 2006
Minimum and maximum Ethernet frame sizes
In this Q&A, Lindi Horton answers the question "What is the minimum and maximum size of an Ethernet frame that carries an IP packet which in turn carries an ICMP packet?" Continue Reading
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Tip
04 Oct 2006
Link and port aggregation information
Need some clarification on link and port aggregation? Here, our expert, Lindi Horton, provides us with just that in this Q&A. Continue Reading
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Tip
04 Oct 2006
Troubleshooting your network
In this Q&A, our expert, Lindi Horton, helps with troubleshooting a network that has problems staying up in the evening. Continue Reading
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Tip
03 Oct 2006
The most commonly used network operating system
In this Q&A, Lindi Horton answers the question "What network operating system is more currently and commonly used?" Continue Reading
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Tip
02 Oct 2006
How to prevent former employees and administrators from accessing your server
What do you do if you have ex-employees or even ex-administrators accessing your server remotely? How do you prevent them from doing this? Our expert, Lindi Horton, can tell you how. Continue Reading
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News
20 Sep 2006
Reporter's notebook: Hidden gems of Interop
The Interop conference in New York this week featured the usual suspects talking about their newest offerings and the industry at large. Continue Reading
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News
19 Sep 2006
NAC, VPNs and behavior analysis in the Interop spotlight
Security for the enterprise network was emphasised at Interop New York as vendors rolled out and upgraded NAC, VPN, network behavior analysis, and other threat protection products. Continue Reading
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Tip
04 Sep 2006
Migrating to MPLS
As more organizations begin to take advantage of MPLS' offerings, network engineers must learn how to prepare their current networks for transition. This tip explains basic MPLS implementations and shows you some common configurations for MPLS VPNs. It also provides a sample configuration and routing considerations to keep in mind. Continue Reading
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News
31 Aug 2006
Configuring managed and unmanaged switches
In this Q&A, Sudhanshu Gupta answers which cable to use with managed and unmanaged switches. Continue Reading
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News
27 Aug 2006
Duplex mismatch
This article helps networking engineers understand the issues behind duplex mismatch, one of the most troublesome problems in today's Ethernet networks. Learn why duplex mismatch occurs and how you can prevent it with autonegotiation and hard coding. Continue Reading