Lab objectives:1. Master the configuration of the switch Tag VLAN;2. master the basic configuration methods of layer-3 switches;3. Master how to configure VLAN routing for layer-3 switches;4. layer-3 switches are used to implement VLAN visibility and mutual communication;Technical Principles:A layer-3 Switch has the ne
");
}
Operation Effect:Break and Continue description
Break is to exit the current loopContinue is to exit the current loop and continue the following loop
The function of the break statement(1) The break statement can only be used in the loop body and in the switch statement body.(2) When a break appears in a switch
layer-2 switch or a layer-3 Router
The basic function of a vswitch is to receive data packets on the receiving port, select the output port, and send the data packets. How to select an output port depends on the type of the switch.
The L2 Switch uses the MAC address of the data link layer to determine the outpu
vswitch, just like a vro. In this mode, we can only view the current configuration, but cannot change the configuration, and the commands that can be used are very limited. Therefore, we must enter the privileged mode.
Step 2: Enter the enable command in privileged mode in the previous step and enter the privileged mode. The command format is> enable. Then, enter the privileged mode prompt in
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We describe the use of the synchronization mechanism in the schedule function as an example of the X process switching to the Y process. In the context of the X process, the a point first closes the preemption, and the X task's preempt counter adds 1. Then at B Point will hold the CPU Runqueue spinlock, of course, in this process will disable CPU interrupt processing, while the X task preempt counter again add 1, this time X task preempt counter should be equal to
= "Xaml1"Runat= "Server"Source= "~ /Clientbin/switchusercontrol. xap"Minimumversion= "2.0.30523"Width= "100%"Height= "100%"Initparameters= "Initpage = contentpage"/>
Then, in application_startup, set different rootvisual based on different parameters:
Private void Application_startup (Object Sender, Startupeventargs E ){ If (! E. initparams. containskey ( "Initpage" )){ This . Rootvisual = New Defaultpage (); Return ;} Switch (E. initparams [
Http://blog.csdn.net/yanzi1225627/article/details/7802402Here is my previous summary. I want to use it this time. The strange thing is that you can switch from interface a to interface B, from interface B to interface. From A to B again. The final reason is that in the jum2b function, I used the setcontentview (R. layout. B) method instead of the instantiated view bview parameter. Here we will summarize the
Java interview question: if an array [2, 4, 6, 2,] is known, sort the Array (in descending order, the tool class cannot be used for sorting) and create two threads to output the sorted array alternately, thread name customization,
Package com. swift; import java. util. arrays; import java. util. comparator; public class ArrayThread_Test {public static void main (
Before this article, I wrote an articleApk is a plug-in mode switch topicSo what if your boss does not accept the installation method?
Next, I will introduce another method, which is to package the resource file in the main program. The analysis of this method is as follows:
Introduction: Use different styles in the main project to load different resource files (which may sound vague and will be described in detail below)
Advantages: high speed and hi
I. Overview:On the forum, I saw someone asking how to prevent long-distance fiber lines from being eavesdropped or connected to other illegal switches. If they are the same, port security is used to prevent random access, log on to the rack to perform the test and record the test results. Forum question link: Workshop.Ii. Basic Ideas:A. assume that the vswitch is a layer-3 vswitch B. if the two switches are connected by a layer-3 port and bound to the
the string with three objects is another implementation.");
Console.WriteLine ("The string should follow the Formating specification-> {n,[m]:[formatstring]}");
Console.WriteLine ("N-> indicates the argument to be replaced. Starts from zero (0) ");
Console.WriteLine ("M-> indicates the length of formatting area,padded with spaces if the value filled in is smaller." );
Console.WriteLine ("If" the value is-ve then value is left justified, if value is +ve then value are right justified. ");
Cons
The latest plan to learn PHP, found a lot of functions need to use, can write their own trouble, so find the next PHP commonly used functions, from the big PHP system down, is definitely the use of PHP utility function
Copy CodeThe code is as follows:
function GetIP () {//Get IP
if ($_server["http_x_forwarded_for"])
$ip = $_server["Http_x_forwarded_for"];
else if ($_server["HTTP_CLIENT_IP"])
$ip = $_server["Http_client_ip"];
else if ($_server["REMOTE
First, write a few abbreviations and meanings.
Reg-register
Mem-memory
Lmm-immediate count
1. transfer command mov REG/MEM/lmmThe transfer command is equivalent to the value assignment statement of the advanced language. It transfers the source operand (REG/MEM/lmm) to the previous register and memory address.
2. Transfer fill instruction movsx/movzx REG/MEM/lmmBased on the same function as the mov statement, the input and output parameters of t
status transition will complete some of the work for you. Typical VSM visual States include normal, hover, disable, and focus. You can define a style or shape for each of these States. State Transition is used to define how a control converts from one state to another. You can usually define the conversion through an animation. At runtime, Silverlight will play the corresponding animation and apply the specified style to smoothly
version)2. Auxiliary: Reprint Please specify source: http://blog.csdn.net/liquanhai/article/details/7215045(1) Visual Assist, like it code Auto-complete, quick comment, header file source file switch: vc_va_x_1561 (most suitable for VC6), with this tool, you can probably save more than 30% of the input time . (2) Wndtabs: Us
1. Factory mode
The main function is to reduce the coupling degree.
Copy Code code as follows:
Abstract class operation{
Abstract public Function GetValue ($num 1, $num 2);
Public Function getAttr () {
return 1;
}
}
Class Add extends operation{
Public Function GetValue ($num 1, $num 2) {
return $num 1+ $num 2;
}
}
Class Sub e
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