is there any freeware tools that I can use for network monitoring??

in case, I wanna know who is the TOP 10 users that use the bandwidth…

Yes

*Admin Magic
*Network stumbler (wireless)
*ethereal
*Snort
*AirSnort (wireless)

Many More.. try searching download.com for others too.

Zamzom Wireless Network Tool

Greenlee Textron Paladin Tools PA1903 Network Testing Device – 1 x RJ-11 Network $33.32 Greenlee Textron Paladin Tools PA1903 Network Testing Device – 1 x RJ-11 Network

Network Security Tools: Writing, Hacking, and Modifying Security Tools $32.95 If you’re an advanced security professional, then you know that the battle to protect online privacy continues to rage on. Security chat rooms, especially, are resounding with calls for vendors to take more responsibility to release products that are more secure. In fact, with all the information and code that is passed on a daily basis, it’s a fight that may never end. Fortunately, there are a number of open source security tools that give you a leg up in the battle. Often a security tool does exactly what you want, right out of the box. More frequently, you need to customize the tool to fit the needs of your network structure. “Network Security Tools shows experienced administrators how to modify, customize, and extend popular open source security tools such as Nikto, Ettercap, and Nessus. This concise, high end guide discusses the common customizations and extensions for these tools, then shows you how to write even more specialized attack and penetration reviews that are suited to your unique network environment. It also explains how tools like port scanners, packet injectors, network sniffers, and web assessment tools function. Some of the topics covered include: Writing your own network sniffers and packet injection tools Writing plugins for Nessus, Ettercap, and Nikto Developing exploits for Metasploit Code analysis for web applications Writing kernel modules for security applications, and understanding rootkits While many books on security are either tediously academic or overly sensational, “Network Security Tools takes an even handed and accessible approach that will let you quickly review the problem and implement new, practicalsolutions without reinventing the wheel. In an age when security is critical, “Network Security Tools is the resource you want at your side when locking down your network.

NMS100 ProSafe Network Management System $649.95 When you need insight into your infrastructure to control and optimize network operation, NETGEAR’s ProSafe Network Management System NMS100 provides the solution. ProSafe NMS100 helps you configure, manage, and diagnose your network, ensuring it delivers data and services in a timely, reliable and cost effective manner. Easy to use, proactive, and secure, ProSafe NMS100 facilitates the network administration tasks required to monitor and control sophisticated heterogeneous data networks. ProSafe NMS100 works with any managed device that uses industry standard Simple Network Management Protocol (SNMP), such as Layer 2 switches, Layer 3 switches, wireless access points, traditional routers, servers and printers. It automatically discovers and maps up to 1,000 devices on your heterogeneous network. Network statistics can be graphed in real time, or stored as historical data for trend analysis. Proactive thresholds and alerts, including email or pager notification, detect bottlenecks and other network problems and inform you of trouble before users start to call. An easy to use graphical interface enables you to monitor everything from network elements to users and groups of devices. Optimized for NETGEAR managed network products, you can view NETGEAR specific information, globally highlight NETGEAR VLANs and list all known NETGEAR devices. A fully functional 30 day trial version included with every NETGEAR managed product. Features include: Easy to Use ProSafe NMS100 simplifies IT staff work with automatic discovery and topology mapping, accurately building a logical network map for easy navigation. An Explorer style view of network devices, MIBs and events reduces the time to find individual network elements. The ProSafe NMS100 features GUI based device configuration and easy to use reports on network availability, performance and utilization. NETGEAR utilities display all known NETGEAR devices, along with system information and firmware revisions, and all VLANs configured on NETGEAR switches. Proactive Preset or custom thresholds alert you to impending trouble spots. Air Messenger Pro Paging software provides immediate network event notification, alerting network personnel so they can prevent problems before they turn into outages. Filtered event logging delivers the ability to do after the fact analysis of events, in chronological order, to better prevent network outages in the future. Trend reporting capabilities offer insight into long term network performance and growth. ProSafe NMS100 provides the tools for capacity planning and the ability analyze hotspots where future congestion may be an issue. Versatile Optimized for NETGEAR managed products, ProSafe NMS100 supports managed devices from other major network and equipment vendors. This includes all network components that conform to standard MIBs, as well as private MIBs from 3Com, Cisco, HP and other major manufacturers. Full featured MIB browser supports SNMP v1, v2c, and v3. RMON t

Managing Security with Snort & IDS Tools $29.95 Intrusion detection is not for the faint at heart. But, if you are a network administrator chances are you’re under increasing pressure to ensure that mission critical systems are safe in fact impenetrable from malicious code, buffer overflows, stealth port scans, SMB probes, OS fingerprinting attempts, CGI attacks, and other network intruders. Designing a reliable way to detect intruders before they get in is a vital but daunting challenge. Because of this, a plethora of complex, sophisticated, and pricy software solutions are now available. In terms of raw power and features, SNORT, the most commonly used Open Source Intrusion Detection System, (IDS) has begun to eclipse many expensive proprietary IDSes. In terms of documentation or ease of use, however, SNORT can seem overwhelming. Which output plugin to use? How do you to email alerts to yourself? Most importantly, how do you sort through the immense amount of information Snort makes available to you? Many intrusion detection books are long on theory but short on specifics and practical examples. Not Managing Security with Snort and IDS Tools. This new book is a thorough, exceptionally practical guide to managing network security using Snort 2.1 (the latest release) and dozens of other high quality open source other open source intrusion detection programs. Managing Security with Snort and IDS Tools covers reliable methods for detecting network intruders, from using simple packet sniffers to more sophisticated IDS (Intrusion Detection Systems) applications and the GUI interfaces for managing them. A comprehensive but concise guide for monitoring illegal entry attempts, this invaluable new book explains how to shut down and secure workstations, servers, firewalls, routers, sensors and other network devices. Step by step instructions are provided to quickly get up and running with Snort. Each chapter includes links for the programs discussed, and additional links at the end of the book give administrators access to numerous web sites for additional information and instructional material that will satisfy even the most serious security enthusiasts. By Kerry J. Cox, Christopher Gerg August 2004 ISBN: 0 596 00661 6 288 pages

The Network $4.99 The Network takes classic arena top–down shooting and adds a twist, you never fire a bullet. Collect packets and direct them into nodes while the AI is on your tail. Level up and grab more packets as you bring the fight to the AI. The Network is a total immersion experience and has a fully integrated story including an unforgettable ending. The Network is a memorable experience thick with atmosphere and flush with style. Dive inside a digital world were nothing is as it seems and discover…

Comments are closed