tech sectiontech sectionThe SQL Update command provides a simple yet powerful tool for managing relational data. Given a table with a variety of transit fares, it only takes two or three lines to update them all or update a few selectively. Follow these examples to learn how to use the SQL Update command to increase fares on an SQL Express database.
Public key infrastructure encrypts data shared between websites, computers and servers, and is built into the Microsoft Windows Server application. PKI components also appear within Microsoft applications, such as the streaming encryption found in Office. Microsoft servers and software applications may use symmetric key encryption or asymmetric encryption or a combination of the two.
Virtual network computing is the term for a number of different platforms of remote computing applications. One VNC program, TightVNC, is popular with users because it is free and open source. If your TightVNC connection disconnects while waiting for a server, the problem most likely lies on the network side of your configuration.
TV commercials tout pricey subscription services that allow you to play on-demand music and videos -- even pausing a stream in one room and picking it up in another. But you probably already have all the tools you need to build a similar system already at your fingertips. Windows 7 includes several different mechanisms for sharing content from a central computer to other computers or playback devices connected to a local network.
Ask the average computer user what a Web server looks like and you may hear stories about giant electronic boxes in bright, white rooms. While this image isn't wrong, it's also incomplete -- Web servers require surprisingly little hardware power to do their job well. In fact, a small business or hobbyist can run a Web server using an old computer that otherwise might not be powerful enough to run most modern consumer software. You can build a system that serves Web pages throughout the Internet, to users on your company's in-house network, to other machines on your home network,…
For security reasons, devices running the webOS operating system require users to install a Secure Sockets Layer certificate before accessing an Exchange server to retrieve email or perform other tasks. This trusted SSL certificate enables your device to encrypt and decrypt data exchanged with the server. You can install a trusted SSL certificate on a device running webOS by using its integrated Web browser.
The "Need for Speed" video game franchise has been around since 1994, when it was first released. Since its release, over a dozen subsequent iterations, including "Need for Speed: World," have been released, some of which are available for online play. But online gaming is more complicated than playing on your PC, and requires more than just a CD -- it requires a server.
If you host a member or group website on a Linux server, chances are good that you use Sendmail as your server’s primary email protocol. Sendmail is able to process email for many account holders without a lot of maintenance or administrator intervention. The hardest part about using Sendmail is setting up email accounts for all of your site’s users. Therefore, if you change hosting providers or transfer your site to a new server machine, it is much easier to move all of your Sendmail accounts to the new server rather than starting over from scratch and recreating them on…
In the massively multi-player online role-playing game "World of Warcraft," online servers host groups of players as they explore the fantasy realm of Azeroth, taking on epic quests, forging alliances and battling mythic creatures. Servers, known as “realms” in “WoW,” remotely allow you to play alongside other gamers using a unified set of rules. Numerous “WoW” realms from varied operators go by the name “funserver instant 70,” or some variation thereof.
Network news transfer protocol, often called NNTP or Usenet, distributes online newsgroup posts that contain text, files or a combination of both. Connection to an NNTP server requires a newsreader, which is a specialized piece of software used to collect, browse and create newsgroup subject headers. Several variables contribute to the newsreader's ability to connect to an NNTP server; verifying each possibility is the first step to regaining your connection.
Whenever a server can't provide the Web address you requested, it posts a page with a three-numeral error message. The most common error status codes include 403, 404 and 500. Error 503, indicating that service is unavailable, is less common. Some servers add special text to 503 status messages, indicating the specific service problem, such as when the Web proxy is too busy to handle the request.
Keeping your Garry’s Mod server updated ensures that your game has the latest bug fixes and prevents conflicts with the Steam client used by players to connect to your server. Gmod installation uses the Half-Life Dedicated Server program, and requires a command line entry through the HLDS Updater to retrieve and process new updates.
If you want to send outgoing messages from Hotmail via Mozilla's Thunderbird desktop email program, you must first correctly configure the simple mail transfer protocol (SMTP) outgoing mail server for your Hotmail account. If you experience problems with sending email, double-check whether you correctly configured this information, then re-configure it if necessary.
WebSphere MQ is a software suite from IBM that enables applications to reliably communicate with each other within a heterogeneous network consisting of multiple operating systems, hardware platforms and networking protocols. A WebSphere MQ system is a client-server system consisting of multiple MQ client applications and at least one server known as the MQ queue manager.
"Counter-Strike Source," the popular first person shooter developed by Valve Corporation, is highly customizable, so you can add various mods to enhance the gameplay. If you want to combine CSS with the original "Warcraft," you can add the Warcraft Source mod and create a WCS server. This type of server enables your players to select races, unique abilities and interesting new items and makes your game experience-based. An interesting CSS server with WCS can attract players.
When you receive a "bad server response" error in Apple's Safari browser, it could indicate a problem at the server, or a problem affecting Safari on the local computer. Troubleshooting will narrow down the problem so that you can browse more easily.
If you want to install an operating system easily and unattended on multiple computers connected to a network, you should set up a PXE (Pre-eXecution Environment) server with kickstart. The computer's network interface controller (NIC) card sends a broadcast request for DHCP information, receives the information (IP, subnet and subnet mask), connects to the PXE server and uses the kickstart configuration file to install the OS from the server. If you set up your PXE server correctly, you can install the operating system automatically on dozens of client computers.
Switching to a new server or Web host may be necessary if you've outgrown your present server or hosting plan. Such a transfer may be simple or complicated depending on the Web application or content management system you are using. If all goes well during the move to your new server, your ranking shouldn't change at all; however, any number of things could go wrong that may have a detrimental effect on your website ranking.
The Netgear WPN111 USB wireless adapter can connect to your Windows Home Server based on Windows Server 2003 as long as you have a compatible computer. The adapter doesn't plug into the server; it goes in the desktop or laptop computer that connects to the server.
BackTrack 4, an operating system based off of Ubuntu Linux and designed for use with penetration testing, can run on local or removable storage, or over a network. Preboot execution environment (PXE) provides the backdrop to enable the computer to boot to BackTrack 4 via the network interface rather than from a storage device. PXE and BackTrack 4 use a network file system server to manage file access over the network.
The performance of your database-driven applications is often dependent on that of your SQL Server software, and slowdowns or timeouts may occur for a number of reasons. Hardware or memory bottlenecks, blocked records or problematic procedures can all play a part in SQL performance issues. While troubleshooting most SQL Server issues requires administrator access and database knowledge, locating problem queries and optimizing both server and database will prevent more issues down the road.
Lightweight directory access protocol provides directory services to DB2. LDAP enables the database server to catalog information and authenticate user IDs, as well search for and retrieve group member information. Configuring LDAP in DB2 version 9.7 is easier than in earlier releases of the database server; DB2 v9.7 supports transparent authentication, which allows users to authenticate through LDAP without first setting up the LDAP plugin.
You can use a variety of operating systems with Symantec's Altiris PXE Server. Since Altiris is a preboot execution environment designed to allow you to quickly change operating systems on networked computers, it only works if you can use different platforms with an Altiris PXE Server.
If you installed a cPanel for a website on your server, you created the user name and password when you set up the cPanel page. If you cannot log into the cPanel, you may have the wrong account information or you might need to configure the ports on your firewall.
Puppy Linux is a free operating system that was designed to be easy to use and secure. You can boot Puppy 4.1 from any removable media, including CDs and USB flash drives. Although Puppy doesn't act as a server by default, it comes with Hiawatha, a small and versatile Web server. To use Puppy 4.1 as a server, you must enable the HTTP Web server feature, enable Hiawatha and configure it.
Computer operating system error messages often promote dread rather than information. Unless you understand what they're saying, as well as what it means, you're left with a desire to solve a problem you can't pinpoint.
Switching your Citrix database connection server to a new, faster, machine means you must instruct the program to use that new server instead of the old one. While Citrix can sometimes automatically detect a new database connection server, you have to set it up manually if the program fails to do so. Manually select a new database connection server from within the Citrix Management Console application, which is part of your Citrix installation.
Microsoft Outlook integrates with Microsoft Exchange, or users can connect to other host server platforms. In some cases, the issue is with users' Microsoft Outlook software setup, but in other cases, the issue is on the server. If the issue is the fault of the server, it becomes the responsibility of the server administrator to resolve it.
McAfee ePolicy Orchestrator, also known as ePO, allows you to specify a list of agent handlers. These agent handlers are servers whose role is to propagate security rules across a network. EPO agent handlers can either be located on the same subnet as your main server or on a different one. You can add an agent handler which is on a different subnet by following a specific procedure.
IPSP is an independently-developed theme for the Sony PlayStation Portable video game console that can automatically update itself by contacting a remote server to, for example, add new features or fix known issues. If the main iPSP update server is currently unreachable, you can select a new one using a specific procedure.
In Web hosting, NS stands for nameserver. Your hosting company should provide you with nameserver details when you register. The nameserver then controls the domain name system for a particular domain, for example ehow.com. However, if you're setting up a virtual private server, or VPS, then you'll need to choose your own NS prefix. The prefix refers to the few characters at the start of the nameserver, before the first period.
FileZilla is an open-source File Transfer Protocol (FTP) software program that works for Windows, Linux and Mac computer systems. This program is used to upload, download, compress and encrypt files. These files are stored on servers that a user can connect to unless the all the connections are open. This condition will return a 10068 error code “Too many users. Server is full,” or “Error 421: Too many users for this IP.”
If you have linked one or several servers to your main SQL server, you can perform a variety of operations on them from within your main SQL management tool. One of the operations that you can perform is the execute command, which allows you to run a statement and extract data from a database. You can then instruct the SQL engine to place that data in a result set, which is a temporary file that contains the results of a query. You can perform all of these operations by using a single command.
Among other features, HELIOS Base, an application for professional printing, allows clients to connect to a service location protocol server. This server lets users create aliases and associate them with devices connected to the network. Those aliases can then be used in various HELIOS applications, preventing users from having to remember long Internet protocol addresses. You can enable the SLP server in HELIOS by following a specific procedure.
Windows PowerShell is a computer language built on the .NET framework for Windows system administration. Microsoft says PowerShell lets you access your computer's registery and certificates as easily as you'd access files. SQL (Structured Query Language) is a language for requesting information from a database. It's also the basis of the database software SQL Server. SQL Server and PowerShell work together
Remote Authentication Dial in User Service is a protocol that features centralized management for connecting to and using a network. In the context of RADIUS, a radial server is a data provider, sending data to devices connected to the network. Radial RADIUS servers manage network access using authentication, authorization and accounting.
Citrix XenApp is an application that hosts Windows applications on centralized servers in an organization. The organization’s users can connect and use the hosted applications remotely using a Citrix Receiver application on their system. XenApp allows network administrators to centralize application management and allows users to run important Windows applications on non-Windows systems.
The iPhone enables users to connect to the Internet through a variety of applications, from the Safari browser to Mac Mail. When you're connected to a wireless, 3G or Edge network but get the "Cannot Connect to Server" message, it usually indicates a problem with the phone settings. Most connection problems can be resolved quickly, without costly Apple support.
Microsoft's .NET framework provides code, including dynamic link library files, that programs such as online games like MapleStory need to run on a computer. According to MapleStory, the "DLL Not Found error" or error code "214722100 (DLL for class not found)" appears when launching MapleStory when the program is opened on a computer that does not have the current .NET framework updates installed or when the DLL file has been overwritten by another program on the computer.
Perforce is a proprietary, commercial client/server system that allows people from all over the world to work together on various projects. All Perforce users work on local client workspaces and connect to the server to send updates. The Perforce server contains a database and utilizes a repository of file versions. Clients connect to the server through a TCP/IP connection, using a proprietary streaming protocol. Perforce can be installed on Windows, Linux and Mac OS X. Installing the Perforce server on Mac OS X is relatively simple.
WAP is an abbreviation for Wireless Access Protocol, a formal set of rules for transmitting documents, such as Web pages, between computers and portable devices, such as cellular phones, using the cellular network. OTA stands for Over The Air, a standard for this type of transmission. WAP OTA, otherwise known as Push OTA Protocol, governs the delivery of Web content from a WAP server to a WAP-enabled portable device.
An original-design manufacturer develops, designs and manufactures a product or components for a second company, which in turn resells the product under the second company’s brand name. In the computer industry, many foreign companies that had built personal computers and their components designed by American firms are now designing their own computer network servers sold under common brand names.
To view Windows server properties, you must have permissions on the server to view the information. The error message returned when you try to view the properties without them is "Your selection cannot be displayed in the current view." The administrator changes the permissions, and the administrator on the computer always has full permissions to view the information. Large networks use these permissions to protect from unauthorized users viewing the server properties.
Secure Shell is a method of managing a computer or server remotely that's available to Linux, OS X and Windows. A certain intervals SSH session time out, because an open and unattended SSH session presents a security risk. If you're inactive for a certain amount of time, the connection shuts down and you'll be forced to log in again. This timeout is defined by your system's TCP settings, but can be overriden in the server settings or in the client settings. If you find that your SSH connection times out too often, you can always edit your SSH configuration to…
Programs crash when they find themselves unable to act on any of the instructions in their coding. In the case of software that retrieves data from servers, this could take the form of the receiving data in a form or formatting it was not expecting. Displaying an "Incorrect Server Response" error message tells the user there is a problem with the data, and lets the program loop back to an earlier point rather than crash.
Apache does not include a Web administration console by default, but can have this functionality added in through the use of additional software. Apache can also be maintained and administered through command-line access to the Web server.
A "Trusted SQL Server Connection" is an all-secure connection that allows you to not worry about giving away confidential information over the Internet. Configure Microsoft SQL Server using the GUI, or graphical user interface, for setting parameters. Alternatively, use command line parameters for one-time settings for that particular instance of the server.
If you have an email account with Verizon, you can connect to their email servers through a web portal and read your email. However, if you want to access that email from a third-party email client, like Microsoft Outlook or even your smartphone, you will need to know your Verizon POP3 server settings.
The BlackBerry 8530, also called the BlackBerry Curve, is a smartphone designed to handle email, instant messaging and navigation. Being part of the BlackBerry family, the Curve has the capabilities to install and connect to the BlackBerry Enterprise Server. However, once the server is installed and connected, a few issues can cause the server to be deleted from the BlackBerry 8530.
Novell 5.1 NDS is a version of Novell's Netware file server that uses Netware Directory Services for network organization and management, similar to Microsoft Server's Active Directory. NDS defines the roles of different components in the network, and permissions of users within the network to use them. NDS uses a hierarchical structure to organize all aspects of computer network, including users, groups, computers, servers and printers.
