As the application of the GMPLS/ASON technology in intelligent optical networks began to scale, we began to realize that the construction and development of transmission networks not only included the transmission hardware technology, the unified network management and control of the transmission network are also two difficulties for network construction and equipment technology development. GMPLS/ASON Control Plane extends from SDH to WDM and CE, and
With the rapid growth of Internet users and web numbers, the Internet's demand for bandwidth has increased dramatically. According to statistics, every 6-9 months, the main ISP's Internet backbone link bandwidth will increase by one times, link rate will increase from oc-3/stm-1 to oc-48/stm-16 or oc-192/stm-64 or even higher. It is predicted that the data will be the most important information flow on the future network, it will bring the most profitable business opportunities, and now the Inte
1. The windows form splitcontainer control can be considered as a complex, which is a two-Panel separated by a removable split bar. When the mouse pointer is hovering over the shard, the pointer changes the shape accordingly to show that the Shard is movable.
UseSplitcontainerControl, you can create a composite User Interface (usually, the selection in one panel determines which objects are displayed in another panel ). This sort is useful for displaying and browsing information. Two panels en
In recent years, network operators have been heavily dependent on ROADM-based optical transmission equipment, using a fixed point-to-point WDN connection, using 10g wavelength in the entire metropolitan area network and wide area network convergence and transmission client services. If these networks are well planned, the existing spectra can be used reasonably and effectively. Typically, a tran0000der transceiver is used to map Client Services with a bandwidth equivalent to a
On dowsNT, the driver is called the KernelDriverMode driver.I think this Mode refers to the structure andOperation Specifications), there are different names. For example, drivers on Windows 9x are all called VXD, while drivers on Windows sntThe program is called the KDM driver, Windows98 ~ 2000 the new model emerged in this period is WDM.The concept of Driver Model in Windows is originally about driver behavior. For example, the WDM driver must meet
window, let's take a look at how to create a framework window that contains the separation window. Use the wtl Wizard to start a new project. On the first page, select SDI application and click Next. On the second page, remove the toolbar and select the do not use View window, as shown in:
We do not use a separation window because the separation window and Its pane will serve as a "View window" and add a data member of the csplitterwindow type in the cmainframe class:
class CMainFrame : public
Design Concept:
The document is responsible for saving data objects. There are no data objects (feature objects, such as the Third-party channel) that contain three types of display: 3D sample images, 2D development charts, and computing documents, preliminary Design: different views are defined to indicate different displays. How can this problem be solved?
This function has been implemented!
Add the View class information to be added by creating a document template,
The key code is as follows:
that we use the static Factory method Newlinkedhashmap () to create the maps class in Com.google.common. Collect bag. Then use the Joiner class to create a string that uses key to stitch with value. Finally we assert whether he is the same as the string we expect to return.using the Splitter classAnother problem that programmers often deal with is splitting a string with a specific delimiter and getting an array of strings. If you need to read a text
FTTHThere are several key elements that must be followed in the project. The correct implementation of these key elements can greatly reduce the project investment, increase the construction speed, and reserve sufficient space for upgrading or resizing, this effectively extends the space for sustainable network operations and upgrades. The FTTH project must follow the following elements:
1. Optical Splitter location
In a passive optical network, the p
Http://www.driverdevelop.com/
Subtitle:
Author: Yang Jun Article Source: site original hits:10975 updated on:
Editor's note: The content of this article is mainly translated by DriverStudio's random documents. We recommend that you use the following software: DriverStudio2.5, Visual Studio6.0, and Windows 2000 DDK. This document assumes that you have installed these software. DriverStudio2.5 can be downloaded to the test version from the driver deve
Driver development model for Windows
This article is excerpted from the book "Hanjiang standalone fishing: Windows Kernel security programming"
The driver "model" developed in different versions of Windows (the word "model" should come from the word "mode ". On Windows NT, a driver is called a kernel driver mode driver. I think this mode is a kind of driver structure and operation specification), there are different names. For example, drivers on Windows 9x are all called VxD, while drivers on
This article summarizes the description of these two models on the Internet resourcesOriginal address: http://www.cnblogs.com/dawen/archive/2011/05/18/2050358.html1. Standard definitionTwo I/O multiplexing modes: Reactor and ProactorGenerally, the I/O multiplexing mechanism relies on an event demultiplexer. The Separator object separates the I/O events from the event source and distributes them to the corresponding Read/write event handler (the event Handler). The developer pre-registers the eve
1. DefinitionTwo I/O multiplexing modes: Reactor and ProactorGenerally, the I/O multiplexing mechanism depends on an Event Demultiplexer ). The splitter object can separate I/O events from the Event source and distribute them to the corresponding read/write Event processor (Event Handler ). Developers pre-register the event to be processed and its event processor (or callback function); the event splitter i
2.1.1.1-Indeo 3.x-5.x (only XP SP1 and 2003 need to be installed)-InterVideo Video Decoder 7.0.27.205-Moonlight MPEG2 Video Decoder 2.0.0.4921-Gabest mpeg-1/2 Decoder Filter for DirectShow 1.0.0.3-Ulead MPEG Video Decoder 1.0.0.78-On2 VP6 Filter 6.4.2.0 DSF/VFW-On2 VP7 Filter 7.0.10.0 DSF/VFW-Windows Media Video 9 VCM 9.0.1.0369-Wmvideo Advanced Decoder DMO 10.0.0.3802-XVD 1.3.0-Koepi ' s XviD Codec 1.23.Audio Codecs-AC3 Filter 1.10-APE 3.99-CyberLink Audio Decoder 6.0.0.2001-COREAAC 1.2.0.575-
A quick search in the Web reveals that the number of the books that are related to Windows Device drivers can be counted with the fingers of one hand. even worse, most of the books are either too old (published before or around Windows 2000) and/or not easilyReadable. Another problem is that the Windows Driver Model (WDM) is becoming more complex as time passes, so the newer books are relatively more complex to read than the older ones.
Based on all o
Generally, the I/O multiplexing mechanism relies on an event demultiplexer. The Separator object separates the I/O events from the event source and distributes them to the corresponding Read/write event handler (the event Handler). The developer pre-registers the events and their event handlers (or callback functions) that need to be processed, and the event separator is responsible for passing the request events to the event handler. The two patterns associated with event separators are reactor
is a tproactor that helps solve the problem of normal use (at least seemingly normal) of ace_proactor when Linux does not fully support AIO.
Abstr:
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Two I/O multiplexing modes: reactor and proactor
Generally, the I/O multiplexing mechanism depends on an event demultiplexer ). The splitter object can separate I/O events from the event source and distribute them to the corresponding read/write event processor (event handler ). Developers pre
In recent years, the main development trends of optical communication technology include capacity improvement, further intelligence, optical transmission of Carrier-class Ethernet, and fiber-to-the-Home. Along with the development of these technologies, optical communication testing technology has also developed rapidly.
The development of the optical communication industry depends on the drive of the market and the development of technology. In recent years, the main development trends of optic
8.6 Using the SplitContainer controlIn Windows Explorer, when you move the mouse pointer between the TreeView control and the ListView control, you can drag the mouse left and right to resize the TreeView control and the ListView control in the main window to accommodate the different display contents. We can use the SplitContainer control to implement this functionality.You can consider a SplitContainer control as a composite, which is a two panel separated by a movable
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