Network diagnostics - Purpose. The Network Diagnostics Framework (NDF) provides a way for component and application developers to simplify network troubleshooting for users. Users can attempt to diagnose and repair a network problem using a single troubleshooting tool. Microsoft provides NDF helper classes, some of which are extensible so that developers …

 
24 Jan 2024 ... ... Network Diagnostics to view a screen with basic connection information. The screen shows which networks the printer is currently connected to.. Fine homebuilding magazine

This download is valid for the product (s) listed below. Intel® Ethernet Network Adapter E810-XXVDA4 for OCP 3.0. Intel® Ethernet Network Adapter E810-XXVDA2 for OCP 3.0. Intel® Ethernet Network Adapter E810-XXVDA2. Intel® Ethernet Network Adapter E810-XXVDA4. Intel® Ethernet Network Adapter E810-XXVDA4T.Configuring Diagnostic logs for network resources in a resource group . Virtual Network Gateway Connectivity Troubleshooting. A Virtual Network Gateway provides connectivity between your on-premises site and Azure VNets. Network Watcher will enable you to troubleshoot issues due to connectivity. A comprehensive suite of built …In today’s fast-paced world, it’s crucial to have easy access to high-quality medical testing services. Whether you need a routine blood test or more specialized diagnostics, findi...Network Troubleshooting Steps. 1. Check the hardware. 2. Use ipconfig. 3. Use ping and tracert. 4. Perform a DNS check. 5. Contact the ISP. 6. Check on virus …Mar 3, 2023 · The integrated preboot diagnostic test on a Dell Computer allows you to run diagnostics when the computer cannot boot into the Operating System to help determine if there is a hardware issue. See Dell Knowledge Base article How to Run a Preboot Diagnostic Test on a Dell Computer for more information. Diagnostic Network is a community for technicians and professionals in the automotive, collision, and heavy-duty service markets, where auto service industry professionals can learn to use scan tools, scopes, and other diagnostic instruments to their full potential. A place to engage with your peers and industry partners, move your career to ...Jun 16, 2021 · 3. Run the Windows Network Troubleshooter. Windows includes some built-in troubleshooters that can automatically find and fix issues. To run the troubleshooter for network problems, right-click the network icon in your System Tray and choose Troubleshoot Problems. Use Azure Network Watcher tools, diagnostics, and logs to help find and fix networking issues in your Azure infrastructure. Learning objectives In this module, you will: Identify the tools available to manage and troubleshoot network connectivity in Azure;Jan 26, 2022 · Here are nine of the most common network issues to troubleshoot. 1. Slow network. Users complain the network is too slow. There can be many reasons why a network that provided adequate performance in the past is now frustrating its users. For instance, a new application, such as video conferencing or online training videos, may have been added. What Are Network Diagnostics Tools? Network diagnostic tools are software solutions that are designed to monitor, diagnose, and troubleshoot issues with networks. They analyze the …Dec 3, 2007 · There are several ways to find this tool. One of them is to go to Control Panel and search the word “network”. In the list of search results you will find the Network and Sharing Center. Beneath it, you will see a link called Identify and repair network problems. Click on it and Windows Network Diagnostic will be launched. Run the Surface Diagnostic Toolkit. Select Start , search for Surface Diagnostic Toolkit, then select it in the list of results. If it's not already installed, you can download it from Microsoft Store. Get the Surface Diagnostic Toolkit. Follow the on-screen instructions in the Surface Diagnostic Toolkit. The diagnosis and repair time usually ... The Ping command is an essential tool in network diagnostics, crucial for checking connectivity, solving problems, and measuring network performance. In the complex world of digital communication, where connections stretch across long distances and pass through many devices, knowing how to use the Ping command is extremely …Network Diagnostics. Activate the Titan Consoles in the Chamber of Heart to check the status of the titan forges throughout Azeroth. Diagnostic Console: Uldir. Diagnostic Console: Uldaman. Diagnostic Console: Ulduar. Diagnostic Console: Uldum.Autonomous Network Diagnosis with AI. Abstract: We propose novel autonomous network diagnosis platform. We will discuss some requirements from network operators ... Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off. Its Engineer’s Toolset includes almost all tools required for network testing and comes as one complete package that allows network monitoring, diagnostics, and network discovery tools. The troubleshooting tools SolarWinds offers you, integrate well with your applications, networks, devices, and vendors through a single-page path analysis.CC-Link IE Field Network diagnostics. Having problems? A problem occurred but it might take time to solve it in the large scale system. GOT will solve your problems! Even in a large scale system that has a complex network configuration, the network status can be checked graphically so that line troubles and module errors can be identified quickly. …The location of an IP address is usually found in your computer’s network diagnostics or Internet connection settings. Though this information is stored by your computer, it is ass...4] NAST. NAST is another network monitoring tool popular among admins.It is different from others in the sense that it offers GUI-less data. It is not that data is hard to interpret without a ...Jun 21, 2023 · Advanced Diagnostics Tools For Windows 10. In addition to the built-in tools, advanced diagnostics tools offer more comprehensive analysis and troubleshooting capabilities. These tools often provide deeper insights into system performance, hardware health, and system stability. Some popular advanced diagnostics tools for Windows 10 are: NDT (Network Diagnostic Tool) NDT is a single stream performance measurement of a connection’s capacity for “bulk transport” (as defined in IETF’s RFC 3148. NDT measures “single stream performance” or “bulk transport capacity”. NDT reports upload and download speeds and latency metrics.nslookup. whois. netstat. finger. Port Scan / nmap. Tools like ping, traceroute, lookup, whois, finger, netstat, ipconfig, and port scanners are available on nearly every operating system you can get your hands on. They're used for everything from troubleshooting a connection to looking up information. Whether you're using Windows, …Download Network Diagnostic Tool for free. The Network Diagnostic Tool (NDT) is a client/server program that provides network configuration and performance testing to a users desktop or laptop computer. Multi-level results allow novice and expert users to view and understand the test results.Network Diagnostics Background. Networking diagnostic tools including ping, traceroute, and mtr use Internet Control Message Protocol (ICMP) packets to test contention and traffic between two points on the Internet. When a user pings a host on the Internet, a series of ICMP packets are sent to the host which in turn responds by sending …Mac OS users can find the instructions on how to run the Network tests below: Click on the Launchpad in the dock. Click on Other. Open the Terminal. Type the following and press Enter: traceroute tranquility.servers.eveonline.com > Desktop/tq_trace.txt. Type the following and press Enter: ping www.google.com -c 30 > …Network diagnostic software is designed to help user and network administrators in scanning, diagnosing and identifying problems within a computer network. It is a type of network management software that helps in finding network connectivity, performance and other related problems.Nov 7, 2018 · Network analytics provides network managers with a wealth of information, but, increasingly, these managers want more. Specifically, according to analysts, they want more help in running network diagnostics and sorting through mountains of data to get to the insights they need to keep the network running with minimal disruption. Open the search tool on the taskbar, enter Windows Memory Diagnostic, and then select the app to open it. Select Restart now and check for problems or Check for problems the next time I start my computer. When your PC restarts, the Windows Memory tool will scan your computer. After a few minutes, your PC will boot as normal.Open System Preferences-> Network. On the left side of the window, select the VPN connection you want to turn off. Click Disconnect and Apply to save changes. 8. Temporarily Turn Off Your CDN. For website owners, another way to confirm whether the DNS_PROBE_FINISHED_NXDOMAIN originates on the site-side is by disabling the …Disconnect all the devices from your Mac except for the essentials, such as a keyboard, monitor, mouse, etc. Shut down your computer in case it was turned on. Start your Mac as usual by pressing and holding the Power button until you see the startup options. Then Press Command + D to run the Diagnostics test on your Mac.Network diagnostics often reveal a variety of common issues that can impact network performance and stability. Common problems found after running a network diagnostic include: Bandwidth bottlenecks. Bandwidth issues can severely limit network efficiency, leading to slow performance and frustrated users. To fix this, increasing …Quest Diagnostics is one of the largest providers of diagnostic testing services in the United States. With over 2,200 patient service centers and more than 45,000 employees, Quest...Booking an appointment at Quest Diagnostics is a simple and straightforward process. Whether you’re looking for a routine checkup or need to have a specific test done, Quest Diagno...You've heard it before: "It's not what you know, it's who you know." Of course it helps to know things, but it also helps to know people who can get you in the position to show off...You can run the "Identify and Repair Network Problems" troubleshooter using this command line: msdt -skip TRUE -path C:\Windows\diagnostics\system\networking -ep NetworkDiagnosticsConnectivity Where -skip TRUE allows you to skip the first screen and go straight into the diagnostics. or this one:5C Network is India's largest network of diagnostic radiology and cardiology, connecting hospitals and diagnostic centres to over 500 expert radiologists. Using cutting-edge AI and deep learning, 5C Network provides fast, accurate and affordable reports for various modalities and organ systems. Join 5C Network today and discover how connected is a …Network diagnostic tools are a part of OpUtils' network tools, are used in diagnosis and troubleshooting the network problems. These tools can be used to check the availability, route, and health of a system in network using ICMP and SNMP. Tools included under network diagnostics are: Ping Tool: Helps in discovering the status of a network …Join Diagnostic Network. Professional Status. I'm a professional in the vehicle service industry. I'm not a professional in the vehicle service industry. Collaborate for free with like-minded professionals that are truly the driving force behind developing and delivering the industry's best diagnostic know-how. You will need to confirm your ...2. Go to Advanced > System Tools > Diagnostics. 3. Enter the information with the help of page tips: 1) Choose Ping or Traceroute as the diagnostic tool to test the connectivity; • Ping is used to test the connectivity between the router and the tested host, and measure the round-trip time. • Traceroute is used to display the route (path ...View the test results. Apple Diagnostics shows a progress bar while it's checking your Mac: When testing is complete, Apple Diagnostics shows the results, including one or more reference codes: To repeat the test, click “Run the test again” or press Command-R. To restart your Mac, click Restart or press R. To shut down, click Shut Down or ...Network diagnostic software is designed to help user and network administrators in scanning, diagnosing and identifying problems within a computer network. It is a type of network management software that helps in finding network connectivity, performance and other related problems.Network Diagnostics. Activate the Titan Consoles in the Chamber of Heart to check the status of the titan forges throughout Azeroth. Diagnostic Console: Uldir. Diagnostic Console: Uldaman. Diagnostic Console: Ulduar. Diagnostic Console: Uldum.Then do this in your PC after port forwarding: 1. Open command prompt as admin. 2. Copy and paste below command. netsh interface Teredo set state type=enterpriseclient clientport=3074. 3. On Administrator Command Prompt copy & paste the command: netsh interface Teredo set state type=client.Few things in life are as satisfying as receiving swift, convenient, and quality health service today. Pre-scheduled appointments help you achieve this goal and it’s the likes of Q...Technical Explanation Of NDT. Network Challenges. List of Top Network Diagnostic Tools. Comparison of Top Network Diagnostic Software. #1) Datadog HQ. #2) ManageEngine OpManager. #3) SolarWinds Network Performance Monitor. #4) PRTG Network Monitor. #5) Wireshark.Quest Diagnostics is a leading provider of diagnostic testing services, offering a wide range of tests and screenings to help people stay healthy. Making an appointment at Quest Di...Network Diagnostics. Eurailtest offers to conduct dynamic measurements of the electrical and mechanical characteristics. Dynamic monitoring provides useful ...Apr 18, 2019 · Check the Wi-Fi Name and Password. 6. Check DHCP Settings. 7. Update Windows. 8. Open Windows Network Diagnostics. Phones and tablets also have settings that turn Wi-Fi on and off. Make sure that it is turned on so you can connect to the network. When it comes to diagnostic testing and troubleshooting, having the right tools can make all the difference. Fluke parts are known for their reliability and accuracy, making them e...Network diagnostics refers to the process of evaluating, analyzing, and resolving issues within a network infrastructure. It encompasses a wide range of …You can run the "Identify and Repair Network Problems" troubleshooter using this command line: msdt -skip TRUE -path C:\Windows\diagnostics\system\networking -ep NetworkDiagnosticsConnectivity Where -skip TRUE allows you to skip the first screen and go straight into the diagnostics. or this one:May 15, 2021 · Find your Ethernet or WiFi connection and right-click on it, and select Properties. Under "This connection uses the following items:", double-click on the Internet Protocol Version 4 (TCP/IP) item ... Network diagnostic tools are a part of OpUtils' network tools, are used in diagnosis and troubleshooting the network problems. These tools can be used to check the availability, route, and health of a system in network using ICMP and SNMP. Tools included under network diagnostics are: Ping Tool: Helps in discovering the status of a network … 2 reviews. Paragon Insights (formerly HealthBot) is a cloud-native, network health and diagnostic solution that provides operational intelligence across all service provider, cloud, and enterprise network domains, from network access to servers in the data center. Paragon Insights supports…. 8. Network Diagnostics Log. File Name: 0996E6FC-4CD4-4CB2-8C48-70C05C1B1114.Repair.Admin.1.etl: This thread is locked. You can vote as helpful, but you cannot reply or subscribe to this thread. I have the same question (407) Report abuse Report abuse. Type of abuse. Harassment is any behavior intended to disturb or upset a …Clicking the Diagnose Connection Problems button (see Figure 2) in Internet Explorer, which is displayed due to Internet connectivity issues. Figure 2: Accessing the general troubleshooting wizard via Internet Explorer. Either way will start the Windows Network Diagnostics wizard, which will run a couple tests to see if it can detect the …Feb 14, 2024 · A network analysis and diagnostics software like PRTG enables you to be proactive, spotting and addressing issues before they cause crashes and other serious disruptions. And because everything is monitored automatically and the data is all in one place, the process is easier and quicker. Few things in life are as satisfying as receiving swift, convenient, and quality health service today. Pre-scheduled appointments help you achieve this goal and it’s the likes of Q...Tui interface: Trace multiple targets simultaneously from a single instance of Trippy. Per hop stats (sent, received, loss%, last, avg, best, worst, stddev & status) Per hop round-trip-time (RTT) history and frequency distributing charts. Interactive chart of RTT for all hops in a trace with zooming capability.Mac OS users can find the instructions on how to run the Network tests below: Click on the Launchpad in the dock. Click on Other. Open the Terminal. Type the following and press Enter: traceroute tranquility.servers.eveonline.com > Desktop/tq_trace.txt. Type the following and press Enter: ping www.google.com -c 30 > …Windows 10 lets you quickly check your network connection status. And if you're having trouble with your connection, you can run the Network troubleshooter to try and fix it. …Press and hold the Option key, click the Wi-Fi status icon in the menu bar, then choose Open Wireless Diagnostics. Follow the onscreen instructions to analyse your network connection. After the analysis is complete, click the Info buttons in the Summary pane to learn more about each item in the list. Wireless Diagnostics also generates a ...Test Zoom Meeting connectivity. After accessing the Network Connectivity Tool, click the Smart Test tab. Click Meeting Test . Click Test . The tool will open a meeting to start the test. Note: To fully test audio and video connectivity, other participants should be invited to the test meeting. Click End to end the meeting and associated network ... Setting advanced sharing options to resolve wired home network issues. Type view network status in the search box on the taskbar, then select View network status and tasks from the search results. Select Change advanced sharing settings . Select Turn on network discovery > Turn on file and printer sharing . Answer. To start the Windows Network Diagnostics, kindly follow the instructions below: Press the Windows key + R on your keyboard. Type Control Panel. …Jul 1, 2020 · My favorite PowerShell cmdlet to troubleshoot network connectivity issues is Test-NetConnection. The Test-NetConnection cmdlet displays diagnostic information for a connection. It supports ping test, TCP test, route tracing, and route selection diagnostics. Depending on the input parameters, the output can include the DNS lookup results, a list ... Jan 23, 2024 · Programs to Diagnose Network Issues on Windows Whether you're using a Wi-Fi or Ethernet connection, there's a good chance you're going to run into network problems eventually. Fortunately, there are plenty of Windows diagnostics tools that make troubleshooting your internet connection a breeze. 4. WiFi Analyzer Nov 7, 2018 · Network analytics provides network managers with a wealth of information, but, increasingly, these managers want more. Specifically, according to analysts, they want more help in running network diagnostics and sorting through mountains of data to get to the insights they need to keep the network running with minimal disruption. What network analysis and diagnostics looks like in PRTG Diagnose network issues by continuously monitoring servers , operating systems , and log files . …Learn how to use the free tool from Microsoft to check and fix network connectivity problems on your Windows 10 computer. Find out how to access th…Nov 7, 2018 · Network analytics provides network managers with a wealth of information, but, increasingly, these managers want more. Specifically, according to analysts, they want more help in running network diagnostics and sorting through mountains of data to get to the insights they need to keep the network running with minimal disruption. Setting advanced sharing options to resolve wired home network issues. Type view network status in the search box on the taskbar, then select View network status and tasks from the search results. Select Change advanced sharing settings . Select Turn on network discovery > Turn on file and printer sharing . Download NDI Analysis. Become compatible with the ecosystem and decode all NDI formats. Download NDI SDK. Enhance your video connectivity: decode, transcode and encode our most advanced formats. The NDI Analysis Tool allows you to examine the performance of NDI network connections and debug problems in any workflow. …The Best Free Network Troubleshooting Tools and Software of 2024. Below you'll find a list of commonly used Network Troubleshooting Tools that will help you diagnose a multitude of issues …Network Diagnostics. Activate the Titan Consoles in the Chamber of Heart to check the status of the titan forges throughout Azeroth. Diagnostic Console: Uldir. Diagnostic Console: Uldaman. Diagnostic Console: Ulduar. Diagnostic Console: Uldum.View the test results. Apple Diagnostics shows a progress bar while it's checking your Mac: When testing is complete, Apple Diagnostics shows the results, including one or more reference codes: To repeat the test, click “Run the test again” or press Command-R. To restart your Mac, click Restart or press R. To shut down, click Shut Down or ...Find your Ethernet or WiFi connection and right-click on it, and select Properties. Under "This connection uses the following items:", double-click on the Internet Protocol Version 4 (TCP/IP) item ...To start the connection to the CAN bus, click on the link icon in the top left of the window. This will bring up the configuration page. To set the CAN bus data rate, click on the dropdown box and select the correct bit rate. In this case, we selected 125 kbps. Then select the OK button.When it comes to diagnostic testing and troubleshooting, having the right tools can make all the difference. Fluke parts are known for their reliability and accuracy, making them e...Jun 16, 2021 · 3. Run the Windows Network Troubleshooter. Windows includes some built-in troubleshooters that can automatically find and fix issues. To run the troubleshooter for network problems, right-click the network icon in your System Tray and choose Troubleshoot Problems. 8. Wireshark. Wireshark is one of the best packet capture tools available and is a must-have for network analysis. It is versatile, fast and gives a broad range of tools and filters to identify ...20. Checkmk. This is another networking and infrastructure monitoring option that has both a free open source edition (Raw Version) and a paid Enterprise edition. Regarding network monitoring, the tool supports some of the most popular vendors such as Cisco, Fortinet, Checkpoint, Juniper, Huawei, F5 networks etc.These steps are listed below. 1. Click the start button on your keyboard, and type ” fix network ” in the search box provided. 2. From the list of search results provided, click ” Find and fix networking and connection problems “. 3. In the Network diagnostics window, click on the advanced option and run the program as an administrator. If you are experiencing network connection issues with your Windows 10 Lenovo device, you can use the Windows troubleshooter to diagnose and fix the problem. This article will guide you through the steps to access and run the troubleshooter, as well as provide some tips to improve your network performance. Learn about network issues related to VPN and other software. Use the built-in diagnostic tools. Wi-Fi Recommendations. Click Wi-Fi in Control Center or the menu bar and check for a menu item named Wi-Fi Recommendations. If you see it, your Mac has detected an issue and has recommendations. Choose Wi-Fi Recommendations …Sau đó, trong hướng dẫn này, tôi sẽ giải thích cho bạn cách sử dụng Windows Network Diagnostics để khắc phục sự cố. Đây là một công cụ miễn phí của Microsoft. Nó đã là một phần của hệ điều hành Windows trong một thời gian dài. Nếu bạn là người dùng Windows 7, thì bạn ...The Network Diagnostics Tool enables Azure Communication Services developers to ensure that their device and network conditions are optimal for connecting to the service to ensure a great call experience. The tool can be found at aka.ms/acsdiagnostics.Users can quickly run a test, by pressing the start test button. The tool performs diagnostics on …

Learn how to use the free tool from Microsoft to check and fix network connectivity problems on your Windows 10 computer. Find out how to access th…. Free grand harvest solitaire coins

network diagnostics

Quest Diagnostics is a leading provider of diagnostic testing services, offering a wide range of medical tests and screenings. If you are in need of laboratory testing, it is impor...For this guide, I’m using one of the most popular wireless diagnostics tools for Windows 10, WiFi Analyzer by Matt Hafner (Figure A). WiFi Analyzer is free with premium options available, but ...Wireshark. Wireshark is the defacto standard for network analyzers. The IT industry has taken Wireshark as the most important software for network troubleshooting, optimization, and security. The tool alone is downloaded over 500,000 times a month and is used anywhere, from home networks, SMBs, to large enterprises.Anda bisa menjalankan SFC bersama dengan langkah mengetik sfc /scannow dan tekan Enter. Setelah menghimpit Enter, SFC dapat mengawali memindai sistem Anda dan ...Purpose. The Network Diagnostics Framework (NDF) provides a way for component and application developers to simplify network troubleshooting for users. Users can attempt to diagnose and repair a network problem using a single troubleshooting tool. Microsoft provides NDF helper classes, some of which are extensible so that developers …As fiber networks are built and services scal e, Fiber Diagnostics helps Service Providers manage their customers’ experiences by ensuring successful installation and service start up, while decreasing time to revenue. Once the fiber network is in service, Enghouse Fiber Diagnostics assures customer sa tisfaction through improved customer service …Click System. Click Troubleshoot on the right. Click Other troubleshooters. Find the Network Adapter option and click the Run button next to it. The network adapter troubleshooter will run immediately to find and fix possible problems with various network adapters. You can select a particular network adapter to diagnose. Wait while the Windows Network Diagnostic analyzes the network connection. If prompted, select the type of network problem, and then follow the instructions to resolve the issue. Review any information that displays about problems found, what was fixed, or actions you can take to resolve the problems. What network analysis and diagnostics looks like in PRTG Diagnose network issues by continuously monitoring servers , operating systems , and log files . …Few things in life are as satisfying as receiving swift, convenient, and quality health service today. Pre-scheduled appointments help you achieve this goal and it’s the likes of Q...Mac OS users can find the instructions on how to run the Network tests below: Click on the Launchpad in the dock. Click on Other. Open the Terminal. Type the following and press Enter: traceroute tranquility.servers.eveonline.com > Desktop/tq_trace.txt. Type the following and press Enter: ping www.google.com -c 30 > …MyQuest. Get lab results sent directly to your smartphone, tablet, or desktop with MyQuest. You can even manage test results for your family or those in your care, schedule and receive medication reminders, and schedule appointments at Quest Diagnostics Patient Service Centers.Network Diagnostics. Users in the admin or System Admins group can run some network diagnostics to determine availability and latency of internet connections to external hosts. These network diagnostics emulate ping, netcat (checkport), traceroute, and nslookup. As well, you can return information about a network interface.Network Diagnostics Background. Networking diagnostic tools including ping, traceroute, and mtr use Internet Control Message Protocol (ICMP) packets to test contention and traffic between two points on the Internet. When a user pings a host on the Internet, a series of ICMP packets are sent to the host which in turn responds by sending …1. Auvik (FREE TRIAL). Tested on: Cloud/SaaS The main dashboard features detailed mapping and graphical performance over time. Auvik is a cloud-based network monitoring system that includes a number of system management tools. The package is accessed through a Web browser and when you open an account, the setup …When Windows checks network and internet connectivity, it determines and reports on a wide range of potential issues. These include the following problems, each …Here are nine of the most common network issues to troubleshoot. 1. Slow network. Users complain the network is too slow. There can be many reasons why a network that provided adequate performance in the past is now frustrating its users. For instance, a new application, such as video conferencing or online training videos, may … Follow the steps below to troubleshoot latency or disconnection problems. Select your game from the dropdown at the bottom for game-specific troubleshooting. Reset your network devices to make sure your router hasn't become flooded with data. If you're using a wireless connection, optimize your internet connection to rule out a connection issue. To start the diagnostic click on Start button and type in fix network in the search box. You’ll see a bunch of options showing up. Click on the one that says Find and fix networking and ...Network diagnostic software is designed to help user and network administrators in scanning, diagnosing and identifying problems within a computer network. It is a type of network management software that helps in finding network connectivity, performance and other related problems..

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