News

Networking and communication

October 07, 2007 07 Oct'07
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.
October 04, 2007 04 Oct'07
IP Multimedia Subsystem (IMS) lags mobile application delivery

IP multimedia subsystem (IMS) was supposed to provide convergence between fixed and mobile services, but new mobile applications have bypassed it.
October 03, 2007 03 Oct'07
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.
October 02, 2007 02 Oct'07
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.

October 01, 2007 01 Oct'07
How to select the right IP PBX

Selecting the right IP PBX system for your company can be complicated. Here are some important things to consider when purchasing an IP PBX.
October 01, 2007 01 Oct'07
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
October 01, 2007 01 Oct'07
3Com to be acquired by equity firm

3Com has announced it will be acquired by private equity firm Bain Capital Partners for US$2.2 billion.
September 20, 2007 20 Sep'07
Australians more tech-aware

Telecommunications and the internet are becoming increasingly embedded in the lives of Australians, says an ACMA survey.
September 20, 2007 20 Sep'07
Unified communications an 'uphill battle' for Microsoft

Unified communications is going to be a tough sell for Microsoft, which is looking to eliminate the PBX and go all software.
September 20, 2007 20 Sep'07
Wireless troubleshooting

Wireless network troubleshooting basics are discussed in this guide.

September 19, 2007 19 Sep'07
End-to-end network management enables reliable VoIP, unified communications

Monitoring voice quality, service availability, and security conditions are discussed in this Q & A with Gurmeet Lamba of Clarus Systems.
September 19, 2007 19 Sep'07
802.11 protocols

802.11 wireless protocols and deployment basics are discussed in this guide.
September 18, 2007 18 Sep'07
Cisco to acquire Cognio

Cisco will acquire wireless spectrum analysis and management vendor Cognio in a deal that will give Cisco a leg-up on wireless and mobility.
September 18, 2007 18 Sep'07
Nokia to acquire mobile advertiser

Nokia has announced it has entered into an agreement to acquire mobile advertising and marketing company Enpocket for an undisclosed amount.
September 18, 2007 18 Sep'07
Wireless security

Wireless security and polices are covered in this guide.
September 17, 2007 17 Sep'07
Wireless network deployment and management

Wireless network deployment and management are discussed in this guide.
September 17, 2007 17 Sep'07
Wireless access points

The basics of wireless access point (AP) as well as configuration and placement are covered in this guide.
September 16, 2007 16 Sep'07
Communications-as-a-service taking hold

Communications-as-a-service is taking hold worldwide as a viable hosted IP telephony system.
September 16, 2007 16 Sep'07
Wireless protocols learning guide

Wireless technologies including 802.11, WLAN and Wi-Fi defined in this guide.
September 09, 2007 09 Sep'07
VoIP, unified communications prompt new technologies, threats

Wireless voice servers and handsets, VoIP and unified communications threats, and licensing agreements constitute recent changes in the VoIP market.
September 09, 2007 09 Sep'07
Virtual appliance lets users convert DAS to iSCSI San

LeftHand Networks has released an edition of its SaniQ iSCSI San software that will convert locally attached disc to networked storage.
September 04, 2007 04 Sep'07
Cisco goes next generation with 802.11n

Cisco today released 802.11n WLAN gear, as wireless experts predict the technology will soon kill the need for wired Ethernet LAN access.
September 02, 2007 02 Sep'07
Wireless network security: Controlling secondary connections

Secondary connections are the latest threat to corporate wireless networks and require more than password protection to remain secured.
August 31, 2007 31 Aug'07
Cisco issues CallManager security update

Security flaws in Cisco CallManager and Unified Communications Manager could be exploited for cross-site scripting and SQL injection attacks, but a security update is available.
August 31, 2007 31 Aug'07
Suncorp reveals five-year VoIP plan

Financial services group Suncorp explains its plans to IP-enable its operations to Adam Turner.
August 28, 2007 28 Aug'07
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.
August 28, 2007 28 Aug'07
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.
August 27, 2007 27 Aug'07
VoIP, unified communications study reveals challenges

VoIP and unified communications deployments can affect other applications. A recent study by Network General highlighted some of the challenges introduced by convergence.
August 26, 2007 26 Aug'07
IBM back in iSCSI SAN fray

IBM is looking to take on HP's MSA and EMC's AX150, as well as EqualLogic and LeftHand, with a new iSCSI SAN product OEMed from LSI.
August 23, 2007 23 Aug'07
Nokia Intellisync boosts device management

Nokia Intellisync has released updates to its Mobile Suite to enhance remote device support, loss and theft protection, and management capabilities.
August 22, 2007 22 Aug'07
Nokia Intellisync boosts device management

Nokia Intellisync has updated its mobile device management portfolio.
August 22, 2007 22 Aug'07
Australian telecoms growth predicted to fall

Research consultancy BuddeComm has predicted the Australian telecoms market will grow just 2.8% in the 2008 financial year to $36.3 billion, driven predominantly by data and broadband services. This is down from the 3.1% estimated this financial ...
August 21, 2007 21 Aug'07
VoIP performance management abounds at VoiceCon

VoIP performance management tools announced at VoiceCon show that vendors are focusing on user experience over infrastructure.
August 21, 2007 21 Aug'07
Hosted VoIP: Take the headache and heartache out of VoIP, Part 2

Part 2 of this series investigates the QoS and security issues of the hosted VoIP model.
August 20, 2007 20 Aug'07
Hosted VoIP: Take the headache and heartache out of VoIP, Part 1

No matter what size network an enterprise is running these days, large and small alike are faced with increasing technical and financial challenges.
August 17, 2007 17 Aug'07
Wal-Mart deploys new data security system

Wal-Mart Stores has deployed a data security and encryption system to secure data going over its global network.
August 16, 2007 16 Aug'07
Voice over IPv6: Architectures for Next Generation VoIP Networks

VoIP technolgies are not immune to system failures, from hacking to jitter, and these issues can present problems for companies who depend on their network. This chapter examines some of the issues that are faced by VoIP systems, focusing on those ...
August 15, 2007 15 Aug'07
VoIP models and services: Complete guide

With clear, concise explanations of existing VoIP business models and deployment methodologies, this guide will enable you to weigh the pros and cons of each based on your needs.
August 14, 2007 14 Aug'07
QoS -- What voice managers need to know

Quality of Service (QoS) technologies can be quite confusing between technical complexities and marketing jargon. In this tip, find out what voice managers need to know about QoS as it relates to VoIP.
August 14, 2007 14 Aug'07
Novell to acquire Senforce for endpoint security

Novell is acquiring Senforce, an early network access control supplier, to integrate its endpoint security features and develop an endpoint management suite.
August 13, 2007 13 Aug'07
Fibre-optic networks: Access network design

Fibre-optic technology in access networks is expanding due to the demand for broadband. Learn about FTTX and passive optical networking (PON) systems.
August 12, 2007 12 Aug'07
Implementing video on demand

Video on demand (VoD), in at least some of its potential service models, is perhaps the most challenging of all network applications. Implementation of VoD should be should be undertaken in three particular steps.
August 12, 2007 12 Aug'07
IPv6 from 'CCNA Portable Command Guide', Chapter 25

IPv6, 'CCNA Portable Command Guide,' Chapter 25, explains IPv6 address assignment, static routes in IPv6, IPv6 ping, IPv6 tunnels and RIPng. Learn all you need to know to pass the IPv6 questions on your Cisco Certified Network Associate exam.
August 09, 2007 09 Aug'07
NAS appliance purchase considerations

NAS appliances are frequently touted for bringing convenience and simplicity to network storage. Appliances include their own dedicated disks for storage and RAID, and most NAS appliances can be upgraded with more or larger disks for additional ...
August 09, 2007 09 Aug'07
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 ...
August 09, 2007 09 Aug'07
VoIP vulnerability threatens data

VoIP vulnerabilities have now reached a level of sophistication that allows hackers to steal, view or delete data.
August 09, 2007 09 Aug'07
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 ...
August 08, 2007 08 Aug'07
NAS appliance specifications

NAS appliances are noted for their convenience, offering dedicated internal storage that is relatively straightforward to identify and manage. The biggest issue for NAS appliances is avoiding network bottlenecks and supporting expansion without ...
August 08, 2007 08 Aug'07
Wi-Fi simplicity edging out Wi-Fi security

Experts say the standards are available to lock down Wi-Fi, but many network and security managers are taking an easier approach.
August 08, 2007 08 Aug'07
WLANs require investment to yield benefits, study says

WLANs require strong investments in order to yield their benefits, according to a recent study by the Aberdeen Group.