Selecting telecommunications services and providers, Managed services, Cloud computing and SaaS
VPN design, VPN setup and configuration, Remote access, Internet and application security
Bandwidth and capacity planning, Branch office network design, Network disaster recovery, WWANs, VPN Design
Application performance on the WAN, WAN network monitoring, WAN optimization and application acceleration
Definition
What is a WAN?
A wide area network (WAN) is a geographically dispersed telecommunications network. The term
distinguishes a broader telecommunication structure from a local area network (LAN). A wide
area network may be privately owned or rented, but the term usually connotes the inclusion of
public (shared user) networks. An intermediate form of network in terms of geography is a
metropolitan area network (MAN).
Ensuring performance assurance becomes part of IT's responsibilities when enterprises choose to adopt hybrid or private cloud computing environments.
The Internet's unreliability and questionable security keep many enterprises from adopting cloud services. But companies can consider these alternative cloud access options.
Cloud computing is one of the top five technology trends for 2012 that are reshaping the wide area network (WAN). Discover the other trends in this slideshow.
Wireless network bandwidth monitoring is important for users who must remain within data caps that are often broken by smartphone/tablets and cloud services.
Waiting for a Cisco OpenFlow strategy? Don't get excited. It looks like Cisco is going proprietary on its software-defined networking strategy.
Cisco released 40 and 100 GbE line cards for the Nexus 7000 and Catalyst 6500, as well as network virtualization strategies that enhance both campus and data center networks.
Bring your own device (BYOD) can be a boon for both employees and enterprises, but clear policies and management tools are needed.
IT departments deploying mobile health care solutions must ensure that using mobile devices in health care settings doesn't violate federal laws or compromise security.
Distributed antenna systems and in-building wireless solutions are two options to improve wireless cellular coverage within an enterprise facility.
Latin American smartphone adoption is more robust than North America's, and the consumers are more mobile-friendly than their peers in developed economies.
Rising demand for high-quality network service delivery will require operators to undertake a massive wireless network upgrade, driving deals like the AT&T/T-Mobile acquisition.
In this ACG Research HotSeat video, Managing Partner Ray Mota gives viewers a quarterly update on the telecom service provider routing and switching market.
The SIP Forum has announced SIPconnect-IT, a live testing initiative for SIP trunking interoperability, which could lower SIP trunking costs and complexity.
Total cost of ownership (TCO) metrics for new IP telephony systems are often overlooked by enterprises, according to a new study, but other factors rank high in importance.
With mobile unified communications a major priority for enterprises in 2012, Avaya has launched a mobile UC product for the iPad.
At Cisco Live London, Cisco debuted 40 and 100 GbE line cards for Nexus and Catalyst switching lines, as well as a 4-antenna wireless access point meant to soup up the WLAN.
The need for public sector IT solutions is growing due to developing network activity, but can partners must be ready to commit to longer sales cycles and other complications.
Channel partners can offer Ingram Micro’s IT asset disposal services to provide customers with secure data removal while remaining environmentally friendly by recycling devices.
At Cisco Live London, Cisco launched 40 and 100 GbE switching, a souped-up 4-antenna WLAN access point, and a host of network virtualisation technologies.
Companies are rethinking legacy tools to take advantage of what users get from having access to data and applications across all kinds of devices, according to TechTarget’s 2012 IT Priorities Survey.
The cloud is set to be a key investment area for UK buyers in 2012 with 30.5% of IT buyers pledging to spend on the technology, according to TechTarget’s 2012 IT Priorities Survey.
Whether you’re new to Microsoft backup or just want to learn ways to improve your processes, you’ll want to check out our latest Microsoft backup content.
Symantec enhances backup applications NetBackup and Backup Exec: adding speed, search and NetApp integration to NetBackup and better virtual backup to Backup Exec.
CommVault enhances Simpana 9 with remote laptop data backup and a better way of backing up ‘big data’ repositories.