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When connecting a computer to a switch, it may take 30 seconds or more for the computer to communicate with the network. If you are in a hurry to use, 30 seconds of waiting is enough to make you feel very long. Let's see how we can speed up the port initialization process for the switch. Understanding the process of switch
Huawei switch Port isolation, the implementation of the switch port is not interoperable, directly under each interface configuration port-isolate enable command. However, the Port-isolate command cannot be configured on an Allied
the behaviors of these users, for small enterprises with limited budgets, the procurement of these devices may not necessarily be approved by the enterprise management. In this case, selecting a 24-port switch with QoS can solve the urgent needs of network administrators to some extent. The sixth is the Web management interface. The Web interface configuration and management are very convenient and easy to
I. Port Mirroring concept: Port Mirror is used for network performance monitoring. It can be understood as follows: Establish an image relationship between port A and port B. In this way, data transmitted through port A will be copied to
cannot access this port. 4. Method of cracking: there are many ways to crack the network, mainly by changing the MAC address of the new computer Nic, but I think, in practice, this method does not have any function. The reason is very simple. If it is not a network administrator, other general personnel cannot pay attention to the MAC address of a valid computer at ordinary times, generally, you cannot e
full Gigabit Switches processing data packets of different priorities. In this type of test, I have two types: one is that the test instrument sends packets with VLAN tags, and the packet priority is set to 7, 4, 3. One is that the test instrument sends packets without VLAN tags. Each 24-port full-gigabit switch enables the
What you need to know most about the H3C switch port security mode is that we often use a network technology application for network management and network device configuration. Many readers often encounter such application requirements. In fact, the most direct and simple method for user network access control is to configure port-based security mode, not only f
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S5700 Switch Configuration Port mirroringEnter system view, return user view with Ctrl + Z.[Quidway][Quidway]observe-port 1 interface gigabitethernet 0/0/1//observe: Observe that the listener is named 1 with the 1 port of the switch full meaning: The 1
the behaviors of these users, for small enterprises with limited budgets, the procurement of these devices may not necessarily be approved by the enterprise management. In this case, selecting a switch with QoS can solve the urgent needs of network administrators to some extent. The sixth is the Web management interface. The Web interface configuration and management are very convenient and easy to operate, which greatly reduces the configuration wor
% throughput per byte. Only the TigerStack 8724ML3 of SMC has 1518 packet loss at 0.12% bytes, the throughput reaches 97.7%. The test results are shown in table 6. Layer-3 forwarding performance test In the layer-3 forwarding performance test, the 24-port full-gigabit switch is configured with 24 VLANs, each of which includes one port, the IP address and subnet m
1. Background Generally implement VLAN communication, or use a three-tier switch, or a single arm routing, both of which are very expensive, so when there is the need for VLAN communication, and the data volume of the VLAN communication is not very large, with 50 of Soho route to build a network is very affordable. My original demand is this:With an n-port two-layer swi
Switch Ethernet port typeEthernet port type of the switch: Access, Trunk, and Hybrid Untag common ethernet packets. The NIC of a common PC can identify such packets for communication; the structure of the tag packet is changed after the source mac address and the target mac address, with
When maintaining the dormitory network for a few days, I encountered a very unique problem at the time: No matter how the 20 Ports of the vswitch on the fourth floor are connected, the link cannot be connected; when the switch enters, the port cannot be enabled; there is no problem connecting to other ports. I thought it was because the port broke down. Later I h
ports are connected to several different servers, the application priority of each server may be different. For example, the server that requires financial query service has a high priority. The ports connected to the server should have a high priority. The other category is the connection between 24 full Gigabit Switches and switches, and the 24 full gigabit switches should distinguish the Data priorities of different VLANs. Based on the above different practical applications, we simulate the
) and connect the launch end of the testing terminal to the network cable at one end of the computer, then, use the receiver to test the network cable of the optical fiber switch of the Internet cafe one by one, and find out the end of the signal to connect to the indicator. The end is mounted to the number tube and stabbed into the status of the optical fiber switch of the Internet cafe, complete the netwo
In the middle of a Cisco switching network, how do I find out which port of the switch is connected to the IP address of a machine? The most convenient and quick way is to use the User tracking function of the CiscoWorks 2000 LMS network management software. The graphical interface is clear at a glance. If you do not have this software, you can use the following manual analysis method to find the answer: Ex
GE switches are still commonly used. So I studied how to increase the speed of a 24-port Ge switch in a large area. Here I will share with you, hoping to help you. With the emergence of Ge-switched network applications, large file transmission and game applications such as high-end multimedia and CAD have gradually increased, many users want to achieve high-speed gigabit-to-desktop connection through low in
I will talk about two tips, one about monitoring switch port traffic and the other about store value. 1. Monitor switch port traffic Switch monitoring document in the production environment on the Internet. Therefore, it is complete, and a key knowledge is interspersed in th
device configurations, more space, more wiring, and higher costs, but also significantly lower data transmission performance, because in massive data transmission, the router in the carrying solution cannot overcome the bottleneck of the route transmission rate.Apparently, both layer-2 and layer-3 switches are end-to-end exchange processes based on port addresses. Although this vswitch technology is based on MAC addresses and IP addresses, it can gre
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