Part I. Introduction of Passive Optical Network

As we all know, the data reaches terminal positions basically in two ways including passive optical network (PON) and active optical network (AON). Compared with AON, PON is more reliable, cost-effective, and easy management. Therefore, it’s mostly adopted in FTTx.

PON consists of an optical line terminal (OLT), optical distribution network (ODN), and an optical network unit (ONU). OLT is responsible for transmitting the electrical signals from the core network into optical signals. Through the distribution of the optical splitter, the signals will be sent to different ONUs.

With the different applications of PON, there is various PON equipment in the market. V-SOL also develops a series of advanced PON products and provides the corresponding solutions to the users. Here we will learn how PON works exactly through the V-SOL’s PON solution to the enterprise.

Part II. V-SOL Passive Optical Network Solution to Enterprise

The V-SOL’s solution to enterprise actually combines PON with LAN, which can be called POL (Passive Optical Local Area Network). It takes the benefit of optical fiber and P2MP, carrying all offerings with convenient deployment and operation. Similar to PON, POL is point-to-multipoint, transmitting the information from one factor to a couple of terminals with the optical splitter. Besides, it achieves upstream and downstream conversation with WDM. 

Now, let’s get to know how the V-SOL PON solution works exactly.

First of all, the Layer 3 managed Ethernet switch V3500-28G and the GPON OLT V1600G1-B are set up in the server room. The switch can help achieve communication among all devices. The OLT uplink connects to the switch and the downlink connects to the ONU deployed in different offices through the optical splitter.

Switch V3500-28G: 

There are 24 full-gigabit ports. The managed switch supports Layer3 Routing Protocols (RIP/ OSPF/BGP) and desktop and rack installation. It’s applied to the Internet, video surveillance, and other circumstances in Internet cafes, schools, SME Park, and residential areas. The stable high-speed connection and built-in firewall promise safe online.

GPON OLT V1600G1-B: 

There are 8 PON ports. The OLT provides Layer 3 dynamic routing protocols of RIP/OSPF. The dynamic routing table reduces the maintenance workload and makes it easy for network extension.

optical access solution

As for the ONU routers, they are placed in the offices. In the general office, multiple cables can be deployed to set up various networks. In this case, V-SOL ONU HG323RGW, HG3221D, and ICT3310DPS would be a great choice to be deployed here for multiple cabling network connections.  

ONU HG323RGW:

The ONU system helps dual modes together with each GPON and EPON. There are two LAN ports. It’s compliant with IEEE802.11b/g/n.

ONU HG3221D:

There are four Gigabit LAN ports, 1 Gigabit WAN port, 1 12V DC electricity port, and a USEB three ports for storage and printer. It’s a dual-band ONU router with MTK WiFi 5 chipset, helping IPV4 and IPV6. The pace can reach up to 1.2Gbps (866Mbps on the 5GHz band and 300Mbps on the 2.4GHz band).

ICT3310DPS:

ICT is broadband get entry to the gadget that can grant more than one built-in offering for users. The ICT can furnish POE through cables for Wireless AP and VoIP.

In the non-public office, every desk used to be set up with every cable separately. Here we can observe V-SOL V2801SG and V2801RGW.

ONU V2801SG:

There is solely 1 E/GPON port and 1 LAN port.

ONU V2801RGW:

It’s identical to the above but it takes WiFi antennas. It’s compliant with IEEE802.11b/g/c and velocity can attain 300Mbps. We can use it to join phone and PC.

As for the public office, similarly, we can make use of the ONU HG3221D to connect to the Internet and ICT for some workplace services. For example, it presents WiFi and helps provide energy to the minitoring camera.

This is a brief introduction to the V-SOL passive optical network solution for the enterprise. With the high-performance OLT, ODN, and ONU, a great passive optical network has been successfully deployed in the enterprises’ offices!

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