When creating an ACL on a vswitch, you can use a string or a number to name the ACL. Generally, you can use a string + a number to name the ACL for easy identification; the standard ACL or extended ACL is identified by fields. For example, standard
IP address and MAC address relationship: IP address is based on the current IPV4 standard specified, not subject to hardware limitations easier to remember the address, length 4 bytes. The MAC address is the physical address of the network card,
After the switch system is restarted successfully and the VRP platform software has been updated, it is necessary to carefully and carefully maintain the updated software, next, let's give some comments and opinions on the switch system.
As a core
Tab tab switch effect JavaScript Summary
It is very common to switch tabs on current web pages. HoweverTab SwitchBut there are a lot of things to be aware of, how to use the least code, the most flexible implementation. JavaScript code implemented
Cocos2d-x trip _ 39] simulate a switch in LUA
This is actually not difficult, but a friend told me that he encountered the question "Please use lua to simulate Switch" during the interview ...... I think of sharing my previous articles ......
The
Slow network speed is a common type of switch failure. We need to carefully analyze the error records of the faulty switch so that we can fundamentally solve the problem and avoid repeated errors later. When the network scale is relatively large,
As a network operations engineer, if the management of the routing, switching equipment more, then you will also encounter the same problem with me: The device configuration is often adjusted, especially the access layer switch, in case you forget
itself I do this UI is designed to support the mobile end of the page, and the WebKit is also exactly the support of the single tag
input element is the use of pseudo class (
:before or
:after ), so I did not do more support and
I will introduce the key technical parameters of the switch to make it easier for users to compare the different products of different manufacturers when choosing the switch. Each parameter affects the performance, functionality, and different
In the daily use of switches, There will be various problems. The first problem is that the environment is wet, the circuit board is damp and short-circuited, or the components are due to high temperature and other problems, the following article
Command for basic configuration of Cisco2950 vswitch
1. Configure the IP address
To be able to be managed by a network management switch, a management IP address must be assigned to it. By default, VLAN 1 of a CISCO switch is managed.
VLAN, Which
Hub
A hub is an important part of a LAN. It is the connection point of a network connection. The basic working principle is to use the broadcast technology, that is, after the hub receives a packet from any port, it broadcasts the packet to all
Android slide switch component and android slide Switch
Because Android does not provide components such as slide switches, we need to implement a custom view component to achieve the slide switch effect.
Here is an example code, which includes
With the development of China's exchange industry and the promotion of updates and upgrades of the soft switch technology, we mainly analyze the development relationship between the soft switch technology and the Next Generation Network. Over the
Of the six Ethernet switches we tested, the Edimax es-5800r and LeaPComm6004 switches are not managed switches, Accton ES4508, and the Thinker3800 switches of the creators are all network-management switches, 3Com 4900 is to support the three-layer
As a core network terminal in a LAN, maintaining the switch system becomes very important. In order to make the LAN work more stably, we often need to properly adjust the switch to ensure that the device can always run efficiently.
Regular upgrades
Experts tell you what a layer-3 switch is. Now every household has their own computer and understands what a layer-3 switch is. At that time, the layer-3 switch was based on software and the forwarding speed was very slow, later, it was developed to
A switch statement allows a variable to be tested equal to the list of opposing values. Each value is referred to as a case, and the variable is switched on to check each switch case.
In go programming, there are two types of switch.
Expression
An improper port connection between switches in Ethernet can cause network loops, and if the associated switch does not have STP enabled, the loop triggers endless repetitive forwarding of packets, creating a broadcast storm that causes network
The expansion of enterprise scale has created the continuous expansion of enterprise network scale, many enterprises in the expansion of the network scale used in the original network directly to increase the computer method to achieve, followed by
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