network isolation switch

After the addition of 10 PCs, if the Internet users can be less normal online, but if 10 computers together with the Internet, it can not be used. Unplug the network cable on the switch and plug it in again, and the computer will work properly. 10 computers are connected to each other by a single switch, and the original part of the old computer is connec

Three switch congestion factors that cause slow network speeds. Many switch congestion problems are related to terminal computers, therefore, you must first understand the basic knowledge of terminal computer factors to prepare for future switch congestion. Eliminate terminal computer Factors At first, my friends suspe

with the concept of session hijacking, it was still 2, that was 2001 ~ 2002. At that time, hubs were still quite common ). Another serious problem is that if a large local area network, such as 500 machines, is connected to all the HUB machines, what will happen ?? Very slow, with poor network efficiency! Why? If 500 machines send a packet, each machine needs to receive about 499 useless packets... and if

Program-controlled switches are quite commonly used. So I studied the different features of the virtual network service and program-controlled switches. I would like to share them with you here and hope they will be useful to you. The virtual network service can be provided, and the programmable User Switch or group phone number can be provided. The Programmable

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 network terminal in a LAN, maintaining the switch system becomes very im

The competition in the internet cafe industry has intensified and some large Internet cafes have emerged. At present, more than Internet cafes are everywhere in the internet cafe industry. Due to the lack of professional network technical support during the network construction of Internet cafes, the network faults of Internet cafes occur frequently. Among the

In a switched network, how do you decide where to start looking for problems? It is very difficult to delve into the "perspective" of a switched network. First of all, in the 2-tier exchange or bridge forwarding, but to the 3-tier exchange has more advanced features and forwarding rules, such as VLANs. To the 4-tier exchange, it is more complex, there are more advanced forwarding and load balancing technol

We all know that the rich and advanced features of the Gigabit stackable smart Network Management Switch bring more robust security, higher QoS and high availability, and bring more convenience to users. Stackable smart network management switches enable small enterprises to have advanced functions available on more expensive and complex fully-managed stack switc

for remote connection in a wide area network. In fact, frame relay technology is still a network connection technology. As long as the network administrator master the key points of its management, he can still easily face it. Specifically, you need to master the following four key points when managing frame relay. 1. Master the management and configuration of l

The switch occupies an important position in the enterprise network, which is usually the core of the whole network. In this era of hacker intrusion and virus-ridden network, as the core of the switch is also taken for granted a part of the responsibility of

default gateway of the distribution layer switch DSW1DSW1 (config) # interface vlan 1DSW1 (config-if) # ip address 192.168.0.3 255.255.255.0DSW1 (config-if) # no shutdownDSW1 (config-if) # exitDSW1 (config) # ip default-gateway 192.168.0.2543. Configure The VTP of the distributed layer switch DSW1(When the number of switches in a network is large, you need to cr