Industry News
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How many ONUs can one OLT connect to?
64, generally less than 10. 1. In theory, 64 can be connected, but considering the attenuation of light and the sensitivity of onu to light, in general practical applications, the number of connections per port is less than 10. The maximum number of users accessed by olt is mainly limited by thre...Read more -
Knowledge of switch optical ports and electrical ports
There are three types of switches: pure electrical ports, pure optical ports, and some electrical ports and some optical ports. There are only two types of ports, optical ports and electrical ports. The following content is the relevant knowledge of switch optical port and electrical port sorted ...Read more -
Which ONU device is better for monitoring system?
Nowadays, in social cities, surveillance cameras are basically installed in every corner. We see various surveillance cameras in many residential buildings, office buildings, shopping malls, hotels and other places to prevent the occurrence of illegal activities. With the steady development of ec...Read more -
What does a “switch” do? how to use?
1. Know the switch From the function: the switch is used to connect multiple devices, so that they have the conditions for network interoperability. By definition: a switch is a network device that can connect multiple devices to a computer network and forward data to a destination through packet...Read more -
How are network patch panels and switches used?
The connection between the network patch panel and the switch needs to be connected with a network cable. The network cable connects the patch frame with the server, and the patch frame in the wiring room also uses the network cable to connect it with the switch. So how do you connect? 1. Pass-Th...Read more -
What is the difference between a normal ONU and an ONU that supports PoE?
Security personnel who have done PON network basically know about ONU, which is an access device used in PON network, which is equivalent to the access switch in our usual network. The PON network is a passive optical network. The reason why it is said to be passive is that the optical fiber tran...Read more -
The development prospect of the switch
With the rapid development of cloud computing and virtualization technologies, the integration of data center services has put forward higher requirements for the performance, functions, and reliability of switches. However, because data center switches can carry various services, data transmissi...Read more -
China Mobile PON equipment expansion part centralized procurement: 3269 OLT equipment
China Mobile announced the centralized procurement of PON equipment expansion from 2022 to 2023 – a list of equipment suppliers from a single source, including: ZTE, Fiberhome and Shanghai Nokia Bell. Previously, China Mobile released the 2022-2023 PON equipment new centralized procurement ...Read more -
What should I do if the fiber optic transceiver crashes?
Optical fiber transceivers are generally used in actual network environments where Ethernet cables cannot be covered and optical fibers must be used to extend the transmission distance. At the same time, they have also played a huge role in helping to connect the last mile of optical fiber lines ...Read more -
PON: Understand OLT, ONU, ONT and ODN
In recent years, fiber to the home (FTTH) has begun to be valued by telecommunication companies around the world, and enabling technologies are developing rapidly. There are two important system types for FTTH broadband connections. These are Active Optical Network (AON) and Passive Optical Netwo...Read more -
How are switch VLANs divided?
1. Divide VLAN according to port: Many network vendors use switch ports to divide VLAN members. As the name suggests, to divide VLAN based on ports is to define certain ports of the switch as a VLAN. The first-generation VLAN technology only supports the division of VLANs on multiple ports of the...Read more -
Is the optical modem connected to the switch or the router first
Connect the router first. The optical modem is connected to the router first and then to the switch, because the router needs to allocate ip, and the switch cannot, so it must be placed behind the router. If password authentication is required, of course, first connect to the WAN port of the ro...Read more