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- Why should you worry about datagram fragmentation?
- If your firewall appears to be swamped, the problem may be datagram fragmentation. Find out more in this latest Locksmith article.Packet filtering seems simple enough on the surface, but unless you understand what is happening inside the router or firewall, you may miss a gigantic hole in your perimeter defenses....
- Tags: Routers & switches, Firewalls, Network technology, NETWORKING, SECURITY, John McCormick, Packet Filtering, IP, fragment, datagram fragmentation, fragmentation, router
- Technical articles 2000-11-16
Additional Resources
- Avoiding the IP Fragmentation Process at the Application Layer of the OSI Reference Model
- The modern recommendations regarding the IP fragmentation process is to avoid it. There are different possibilities regarding the OSI model layers to implement logic for avoiding fragmentation. The present study describes some considerations about implementing the IP fragmentation avoiding at the Application Layer. The fragmentation and reassembly function ensures compatibility...
- Tags: OSI, Fragmentation, Network, IP, Networking, Network Technology
- White papers 2006-07-06
- Media Drives and Fragmentation
- Disk fragmentation is a process whereby files are constantly being broken into multiple pieces, so that they will fit into available spaces on a drive. From the tests it conducted as described in this report, it is convinced that drive fragmentation is one of the major culprits that impede the...
- Tags: Fragmentation, Media, Disk Fragmentation
- White papers 2004-11-16
- Identifying Common Reliability/Stability Problems Caused by File Fragmentation
- Sure, disk fragmentation affects system performance—but do you know why and how? As the author of Diskeeper®, the Number One Automatic Defragmenter™, Diskeeper Corporation has spent countless hours researching the causes and consequences of disk fragmentation. This white paper is a concise outline that shows the specific problems that can...
- Tags: Disk, Fragmentation, Diskeeper Corp., Disk Fragmentation
- White papers 2006-03-01
- Gauging the Impact of Fragmentation
- Looking for an accurate way to measure fragmentation on your systems? This white paper has clear step-by-step instructions that can tell if your volumes are standing up to fragmentation or if your performance is deteriorating. The paper also recommends a handful of performance measurement tools from software...
- Tags: Fragmentation, Performance, Diskeeper Corp., Performance Management, Human Resources, Workforce Management
- White papers 2007-11-01
- Avoiding IP Fragmentation at the Transport Layer of the OSI Reference Model
- The heterogeneous nature of the Internet communications is transparent for the end user. One of the factors determining the transit delays is the presence of fragmentation and reassembly of the IP datagrams. The modern recommendations regarding the IP fragmentation process is to avoid it. There are different possibilities regarding the...
- Tags: OSI, Fragmentation, IP, Network Technology, Networking
- White papers 2006-07-06
- Does fragmentation affect SANs, NAS, and RAID?
- The perception that fragmentation does not affect SANs, NAS, and RAID is incorrect. Disk arrays improve I/O performance, but they aren't invulnerable to fragmentation. This white paper explains the relationship between the logical disk with which the operating system interacts and the physical drive array, and shows why arrays are...
- Tags: NAS, Fragmentation, SAN, Network-Attached Storage (NAS), RAID, Storage, Storage Area Networks (SAN), Storage Management, Hardware
- White papers
- MrxSmb Problem
- My system keeps getting warnings from MrxSmb with event 8006. "The browser has received an illegal datagram from the remote computer BICE-HOME to name BICEHOME on transport NetBT_Tcpip_{E265FCDB-. The data is the datagram." This is preventing me from going to several of my websites - bank and...
- Tags: Web technology, bnbice48@..., MrxSMB
- Discussion threads 2007-04-26
- The Impact of Disk Fragmentation
- This white paper discloses how disk fragmentation slows web surfing. The paper, written for Windows IT Professional Magazine by monitoring and security software expert Joe Kinsella, reveals that fragmentation can have a severe impact -- tripling web browsing times! The paper also reveals the massive performance impact of fragmentation on...
- Tags: Disk, Fragmentation, Diskeeper Corp., Security
- White papers
- The Shortcut Guide to Managing Disk Fragmentation - Chapter 2
- Storing data on a disk has become less expensive and more convenient in modern times. But with that increase in storage capacity and decrease in price comes a problem of management. There are many common misunderstandings leading to operational inefficiencies when it comes to the management of disk fragmentation and...
- Tags: Disk
- White papers 2007-06-19
- Diskeeper 2007 Multimedia Tour
- The Diskeeper 2007 Multimedia Tour explains how file fragmentation impacts system performance and how you can determine the level of fragmentation that exists within your systems. This 15-minute multimedia presentation addresses these important questions and more: How can I find out if my systems are fragmented? ...
- Tags: Multimedia, Fragmentation, Diskeeper Corp., Diskeeper 2007 Multimedia Tour
- Presentations
- Lacelevel2 (Fragmentation Level) (exe)
- Disklace's Lacelevel2 gives you the ability to precisely plan the defragmentation of your drives before they are fragmented too much and cause your computer to start performing poorly. Current defrag solutions do not effectively repair heavy fragmentation, and that is why it is crucial to defrag when fragmentation level is...
- Tags: Fragmentation, Defragmentation, Disklace
- Software downloads 2007-09-11
- Resolve IP Fragmentation, MTU, MSS, and PMTUD Issues With GRE and IPSEC
- The purpose of this paper is to present how IP Fragmentation and Path Maximum Transmission Unit Discovery PMTUD work and to discuss some scenarios involving the behavior of PMTUD when combined with different combinations of IP tunnels. The widespread use of IP tunnels in the Internet has brought the problems...
- Tags: IP, IPSec, Network Technology, Networking
- White papers 2006-10-02
- Fragmentation
- The word fragmentation means that something is broken into parts that are detached, isolated or incomplete. A collection of data is treated as a single unit on a hard drive and is referred to as a file. The simile is comparing this file to a manila folder designed to hold...
- Tags: Disk, Fragmentation, Computer, Simile, Productivity
- White papers 2005-10-13
- The Shortcut Guide to Managing Disk Fragmentation - Chapter 1
- Storing data on a disk has become less expensive and more convenient in modern times. But with that increase in storage capacity and decrease in price comes a problem of management. There are many common misunderstandings leading to operational inefficiencies when it comes to the management of disk fragmentation and...
- Tags: Disk, Defragmentation
- White papers 2007-01-16
- Defrag Myth Busters - What You Should Know
- There are many serious misconceptions about fragmentation which, if believed, can lead to significant computer damage. Debunking these myths could save your system or network. Fragmentation is one of the most serious problems that plague computers around the globe. It accounts for billions in lost...
- Tags: Fragmentation, Diskeeper Corp., Computer, Productivity
- White papers 2006-08-01
- The Effects of Disk Fragmentation on System Reliability Technical White Paper
- This white paper addresses the impact of disk fragmentation on system reliability. In short, disk fragmentation decreases system reliability, in some cases rendering a system unstable or provoking errors in operation. Running Diskeeper the Number One Automatic Defragmenter to defragment system files, particularly the MFT and Page File, increases system...
- Tags: System Reliability, Disk, Diskeeper Corp.
- White papers
- Lacelevel2 (exe)
- Disk fragmentation causes performance degradation, which in most cases is the direct reason for computers upgrade ahead of time. Unfortunately, fragmentation was never measured until now in units that may help the user to decide what to do. Lacelevel2 measures the fragmentation level of a disk in unique number, regardless...
- Tags: Disk, Fragmentation, Lacelevel2
- Software downloads 2007-08-16
- On the Business Cost of Database Fragmentation
- This paper will demonstrate how slow retrieval of data has a direct impact on business efficiency, and how the time delays incurred add to the yearly cost base of the business when employees and customers are kept waiting. Whilst system and database administrators are often all too aware of the...
- Tags: Fragmentation, Storage, Databases, Hardware, Enterprise Software, Software, Data Management
- White papers 2005-10-01
- Lock IT Down: Are you under a denial of service attack?
- Analyze whether your network is under a denial of service attackIn an earlier article, I discussed the fundamentals of datagram fragmentation and explained how it can affect the speed of your network. I also mentioned the vulnerabilities all networks have to malicious fragments. In this article, I will go more...
- Tags: Firewalls, SECURITY, NETWORKING, John McCormick, Tcpdump, fragment, denial of service, firewall, network, datagram
- Technical articles 2000-11-30
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