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Failure during switch operation is inevitable. However, it is the duty of maintenance personnel to promptly handle the fault, identify the fault point as soon as possible, and eliminate the fault. To do this, you must understand the type of switch

In an exchange network, how do you determine where to start searching for problems? It is very difficult to look into a "Perspective" exchange network. First, the two-layer switch still uses the bridging forwarding method, but the three-layer switch

Friend, have you ever encountered a situation where your network is slowly paused, but all the switch ports are continuously sending data. You must have the feeling that the computer on the network is abnormal or even under attack. What should you

1 Introduction At the end of 1992, the tianhushan Mining Bureau introduced the SOPHO-S1000 of Time-controlled user telephone switch produced by Philips in the Netherlands. In the early stage, 304 telephones were installed, and 18 trunk lines were

Bkjia.com exclusive Article] a switch is a very important network device in the LAN. Its working status is closely related to the access status of the client system. However, in the actual working process, the status of the switch is easily affected

There are many things worth learning about the switch system. Here we mainly analyze the specific causes of frequent interruptions of the switch system. The switch equipment is an important transport "Hub" device in the LAN, its working status

I teach you frequently used techniques to change the vswitch password. You may have heard of changing the vswitch password. The following describes how to change the vswitch password, how can we use the vswitch password modification technique to

With the development of China's switch industry, it also promotes the improvement of its functions, but there will also be many problems in the use process, here we mainly analyze the situations where the network of the switch device is inaccessible.

With the improvement of people's living standards, broadband networks become more and more popular and gradually become part of our families and campus dormitories. Shared broadband resource access has become the best way to reduce network usage

After the birth of the ftp file transfer protocol, it was quickly promoted and applied. When the ftp server providing services based on this protocol is running, users can connect to the server through the Internet to download files, at the same

OSPF (Open Shortest Path First) is an Internal Gateway Protocol (IGP) used for Route decision-making in a single autonomous system (. Compared with RIP, OSPF is a link-state path protocol, while RIP is a distance vector routing protocol. The link is

1. Security Configuration of vro Access Control1. strictly control the administrator who can access the vro. Record Filing is required for any maintenance.2. do not access the vro remotely. Even if you need to access the vro remotely, we recommend

Challenge: reliability issues during rapid growth ---- The Internet backbone network is constantly facing pressure from providing faster response time and higher reliability to customers. At the same time, the routing and packet forwarding

The following is the VOIP configuration of Cisco 3640. The structure is VOIP between Taipei and Shanghai, followed by Alcatel's PBX. There are many things to note.Taipei configuration code: Taipei # sh runBuilding configuration... Current

Aggregate-address maskBgp confederation identifierBgp confederation peerIp as-path ceesssl-listNeighbor distribute-listNeighbor ip-address filter-listNeighbor next-hop-selfOthers:Aggregate-addressAuto-summary (BGP)Bgp always-compare-medBgp bestpath

1. HSRP protocol Overview The condition for implementing HSRP is that there are multiple routers in the system and they form a "hot wait group", which forms a virtual router. At any time, only one vro in A group is active and forwards data packets.

One of the key reasons for the rapid convergence of o s p f is that it uses a zone. I E T F uses O S P F to achieve two main goals: to improve network scalability and fast convergence.The key to achieving two goals is to divide the network into

1. router configuration path You can configure a vro in the following ways: 1. Use the master Console port to connect to the terminal configuration.2. Connect a Modem to the telephone network at the AUX port and configure it at the remote end.3.

Networks have become an indispensable tool in our daily life, and laptop users often use wireless networks. However, wireless networks sometimes suffer from problems. Wireless IP address conflicts are common faults when we use wireless networks. So

I. Overview Most 802.11n devices are designed for the GHz band, with fewer available channels and other devices working in the GHz band (such as Bluetooth, microwave oven, and wireless surveillance cameras) even if the connection speed can reach 300