MGTS gpon technology and reviews about it. GPON routers: characteristics, connection, settings How to connect a router to a gpon optical modem

MGTS gpon technology and reviews about it. GPON routers: characteristics, connection, settings How to connect a router to a gpon optical modem

SERCOMM RV6699 optical modem review | Introduction

The MGTS company, also known as the Moscow City Telephone Network, maintains its position as the largest and main telecom operator in the city of Moscow. One of the most large-scale projects of MGTS over the past three years can be considered the construction of a GPON fiber-optic network and connecting most of the capital's houses to it. Having replaced the previously most popular ADSL technology, GPON made it possible to access the Internet at speeds tens of times faster at the same cost. In addition, GPON has become a cutting-edge digital platform for telephony, high-definition television and smart home.

Representatives of MGTS invited us to evaluate the quality of GPON communication and at the same time a new optical modem SERCOMM RV6699, providing a wireless Internet connection at speeds of up to 500 Mbit/s. The device simultaneously acts as an optical modem ONT GPON network, a router and a gigabit four-port switch, a wireless Wi-Fi access point and a VOIP gateway for direct connection of an analog phone. Considering the speed with which this new technology is developing and being implemented, we did not consider it possible to refuse such an interesting offer.

SERCOMM RV6699 optical modem review | Specifications

Main technical characteristics of SERCOM RV6699
PON SFF, single mode SC/APC connector
Gigabit Ethernet 4*10/100/1000Base-T Gigabit Ethernet ports with RJ-45 connectors
POTS FXS port with RJ-11 connector
Wireless Wireless access point:
802.11n in the 2.4 GHz band
802.11ac in the 5 GHz band
USB USB 2.0 port
SFF transceiver type RV6699 - GPON optical diplexer
Standard Class B+ ITU-T G.984.2
Laser Class 1
Range Up to 20 km depending on delamination and taking into account standard losses
Connector Singlemode SC/APC
Optical fiber type G.652
Output signal level, dB Min: +0.5 dBm Max: +5.0 dBm
Minimum receiver sensitivity –28.0 dBm
Max level (receiver) –8.0 dBm
Connectors To connect to a DC adapter: 2.1mm round jack. The adapter is supplied with the device
Adapter In. AC 110~240V / 50~60Hz Output 12 V DC current, 2 A
Nominal power consumption Less than 17 W
Dimensions, mm (WxDxH) 190 x 154 x 40
Weight, g 516

SERCOMM RV6699 optical modem review | Packaging and accessories

Optical modem SERCOMM RV6699 comes in MGTS branded packaging, made in the company's blue and white colors with large inscriptions GPON, “New possibilities of wireless Wi-Fi communications” and “Up to 500 Mbit/s”. In addition, information about preset Wi-Fi settings (SSID and key) for the 2.4 and 5 GHz bands is printed on the box.

The standard equipment is quite laconic: it is the RV6699 terminal itself, a power supply unit and a printed instruction manual, but during installation, MGTS employees extend an optical cable of the required length to it, install a separate socket and, if necessary, provide a network cable for a wired connection to a computer and set-top box .

SERCOMM RV6699 optical modem review | Appearance and design

Optical modem SERCOMM RV6699 assembled in a white plastic case of complex shape. On the top panel of the device, which is the front panel for wall mounting, there is a large MGTS logo, many ventilation holes and as many as ten LED indicators, most of which glow green or blue, and only the last LOS (no cable or the transceiver is turned off) can light up red. The purpose of the indicators (from left to right): power supply, GPON, status, phone, Wi-Fi 2.4 GHz, Wi-Fi 5 GHz, LAN, USB, Internet and LOS. All indicators are quite bright and visible from afar, even if the modem is installed high under the ceiling.

Both side panels are dotted with ventilation ducts, while on the right there is a button for turning the Wi-Fi adapter on and off, or for activating a quick connection via WPS.

All ports and connectors are traditionally concentrated on the rear panel of the modem. Here are (from left to right): a POTS RJ11 port for connecting a phone, four RJ45 network ports, a USB port, a Reset button for resetting to factory settings, a connector for an AC power supply, and a button to turn the device on and off.

On the bottom panel of the device there is a connector for connecting the GPON cable, a system for its smooth routing ("cable organizer") to avoid creases, two rubberized feet and two holes for wall mounting the modem. There is also an information plate with the serial number, MAC address, default Wi-Fi settings and some other data.

Quality of materials and workmanship SERCOMM RV6699 upon visual inspection does not cause any complaints.

SERCOMM RV6699 optical modem review | Software and web interface

To configure the optical modem SERCOMM RV6699 and its additional functions traditionally use a web interface, which can be accessed through any browser. The menu is quite concise and simple, especially compared to earlier GPON devices.

After entering your login and password, you are taken to the main page, where basic information about all connections is displayed, including telephony and all connected devices.

To start setting up, you need to go to the “Settings” tab and select one of four tabs: LAN “Basic Settings”, “LAN DNS”, NAT and DDNS.

On the "Basic Settings" tab, you can select any of the four subnets, and in the TCP/IP section, specify its IP address and subnet mask.

The next tab allows you to assign a name to the device on the local network, after which it can be accessed not by the MAC address, but by this name.

The "Wireless network - basic parameters" tab allows you to enable up to four simultaneous wireless networks (4SSID) in each of the 2.4 and 5 GHz bands and carry out their basic settings.

On the Security tab, you set authentication and encryption methods, as well as the PSK key for each wireless network.

The Wi-Fi Protected Setup tab provides a simplified method for registering WPS-enabled devices on wireless networks.

On the "Wireless Network MAC Address Control" tab, you can specify which devices with which MAC addresses will have access to local wireless networks and which will be blocked.

Finally, on the "Auto channel selection" tab, you can enable automatic channel selection depending on the air load.

The NAT section provides the ability to configure external services on the local network - such as web servers, FTP servers, mail servers or other Internet applications.

On the Port Mapping tab, you can set port forwarding for each of the pre-defined applications in the drop-down menu or create your own settings by clicking the "Set User Service" button.

Dynamic port forwarding for applications that are unable to run through the built-in firewall can be configured on the Port Triggering tab.

To configure a "Demilitarized Zone" that restricts certain servers from accessing major network segments within a DMZ perimeter blocked by a firewall, use the DMZ Host tab.

Application Layer Gateway (ALG) settings for passing specific user application or protocol traffic beyond NAT are contained in the ALG tab.

On the "UPnP Settings" tab, you can enable automatic configuration of routes for video conferencing, online games and other Internet applications on the local network.

The "Static NAT" tab allows you to specify up to 20 static NATs indicating their IP addresses, ports and protocols.

In the DDNS section, you can configure DDNS servers (there are several providers to choose from) so that other Internet users can connect to you using a dedicated domain name.

The "Services" tab consists of three sections: Firewall, "Telephony" and USB. In the Firewall section, general and fine-tuning of the firewall is performed. First of all, you can choose one of the preset protection levels, or make your own settings.

Advanced session settings and DoS protection rules are contained in the SPI tab.

The classic IP filtering function for firewalls is provided:

In the "Parental Controls" section, you can set time limits for devices with a specific MAC address to work on the network, as well as filter access to sites by their URL.


The "Telephony" tab contains the only setting - selecting the type of automatic caller ID, which is set depending on the specific network.

The USB tab consists of five sections where you can configure external storage devices, a Samba file server, an FTP server, as well as a print server and a DLNA media server connected to the USB port so that they are accessible to local network users.





The "Maintenance" tab consists of four sections: "Change password", "Diagnostics", "Event logs" and "Configuration file".

The "Change Password" section allows you to change the administrator profile and set a new password.

On the Network Diagnostics tab, you can “ping” a specific IP address or URL with packets ranging in size from 64 to 65500 bytes.

The "Event Logs" tab consists of two: "System Logs", where logs of system events are kept, and "Call Log", where telephone numbers and their IP addresses are tracked, as well as the duration and time of connections.


And finally, on the "Configuration File" tab, you can return all router settings to factory defaults.

SERCOMM RV6699 optical modem review | Communication speed

The tariff set for us to use the MGTS GPON network provides for data transfer in both directions at a speed of 150 Mbit/s. Speed ​​measurements during a wired connection to a computer using the speedtest.net network service from Ookla showed that the actual speed fully corresponds to the declared indicators with minor deviations, depending on the test server.



To test the wireless connection in the 5 GHz band, we used the Speedtest application from Ookla installed on an Honor 9 smartphone running the Android 7.0 operating system. At a distance of approximately 3 meters from the router, with an excellent signal, the access speed fluctuated between 130 and 150 Mbit/s, depending on the test server, which can be considered an excellent result.

However, at a distance of more than 3 meters in a city apartment in a brick house, the signal level began to decrease sharply, and the actual speed dropped by about three times to 50-55 Mbit/s. Of course, this is still a very comfortable Internet access speed, but such a significant drop in the signal at such a short distance indicates that the built-in Wi-Fi module is clearly insufficient for the conditions of a city apartment.

SERCOMM RV6699 optical modem review | conclusions

Fiber-based GPON technology, actively promoted in Moscow by MGTS, is a truly convenient, modern and technologically advanced method of broadband Internet access, offered at a reasonable price. In particular, at the time of writing this review, the minimum tariff for the “Home Internet GPON” line was 300 rubles per month for access at a speed of 30 Mbit/s, and the maximum was 1,600 rubles per month for a speed of 500 Mbit/s.

In addition, GPON technology makes it possible to provide not only Internet access services, but also a home landline telephone with the same number, high-definition television (via a separate set-top box), and connection of a security alarm over a single 2-mm fiber optic cable. At the same time, thanks to the large width of the WAN channel, all these services can operate at maximum speed without any mutual influence.

Optical modem SERCOMM RV6699(aka router, access point and VOIP gateway) is the latest model of MGTS branded equipment, supporting operation in the IEEE 802.11ac Wi-Fi standard and the 5 GHz band, which can provide wireless communications at speeds of up to 600 Mbit/s. Until recently, such speeds seemed fantastic even for a wired connection!

Modem SERCOMM RV6699 has a lot of settings and a well-designed Russian-language web interface, intuitive even for people who are little familiar with network technologies. However, one cannot fail to note its significant drawback - the low power of the built-in Wi-Fi module, which is why the signal level quickly drops with distance from the device, and the declared speeds are realized only in the immediate vicinity of the modem.

ONT terminal is an end device required when connecting to telephony and/or Internet services. The main purpose of the ONT terminal is data transmission via optical fiber.

What is an ONT/ONU terminal?

ONT router (ONT subscriber terminal) is a device that is located on the subscriber side in the GEPON/GPON network. That is, the ONT optical modem is a compact VLAN switch.

The main function of the ONT terminal is to receive packets intended for it from high-speed traffic and send return information. Standardly, ONT terminals are equipped with one port for connecting on the GEPON network side, and several ports for twisted pair cables on the subscriber side.

An ONT terminal is installed indoors.

Building an optical network

Depending on the location of ONT optical modems in relation to the subscriber’s location, the following FTTx technologies for constructing PON networks are distinguished:

  • to a specific area (FTTCab);
  • to the building (FTTB, FTTC);
  • directly to the subscriber (FTTH, FTTBusiness, FTTO).

For FTTB, FTTCab, FTTK, FTTH technologies (in case of installing an optical ONT terminal at the entrance), it is possible to use multi-port optical ONTs (currently up to 24 ports).

Advantages of ONU/ONT

Each ONT terminal presented in our catalog is equipped with the interfaces necessary for the user. These are outputs for IP telephony, Ethernet and Wi-Fi. At the same time, the price set for ONT corresponds to the quality and functionality of the equipment.

You will find a large selection of ONT Eltex equipment on our manufacturer’s website. Here you can also select ONT routers from the GPON subscriber equipment section, an ONT optical terminal from the TURBOGEPON station equipment section, and an ONT subscriber terminal from the TURBOGEPON subscriber equipment section. Availability of models and current prices for ONT can be found out from the manager.

Optical Network Terminals (ONTs)

Passive optical network is a development that is predicted to have a great future. PON works on the principle of transmitting light signals over optical fiber.

What is an ONT optical modem?

The optical network architecture assumes the presence of a central node module, abbreviated as ONU and ONT devices. In a passive ONT network, the router plays a critical role. A remote ONT node with wifi is used as client equipment in FTTH scenarios. In order to connect external devices, the optical ONT has Ethernet and FXS ports, a connector for an optical cable, and Wi-Fi.

The subscriber receives the full resource of the optical cable, which ends up in his apartment, which distinguishes the optical network from home network operators, when the channel allocated to the house is equally divided among all users.

Where is the ONT modem used?

The ONT subscriber terminal provides GPON-based broadband access to apartment buildings and entire residential complexes. It also seems advisable to buy an ONT modem for equipping cottage villages, office buildings and premises, business centers, college campuses, etc. with the Internet and high-quality telephony.

An ONT terminal is an excellent solution for cases where there are technical difficulties in using cable systems, but at the same time you need constant access to the Internet, a network with good bandwidth, high-quality telephony, and digital television. When using fiber optics, such problems are solved simply and quickly.

The wide scope of operation is determined by a rich list of services, which can be supplemented by services such as video surveillance, fire alarms, etc.

Advantages and capabilities of ONT devices

PON technology and, in particular, ONT equipment have undeniable advantages:

    Adequate final cost of building a network. Using one optical fiber you can connect an impressive number of subscribers.

    It is possible to create a distribution infrastructure and lay the basis for the subsequent development of the network and the provision of a wide range of services. The network is expanded without compromising the existing system.

    The technology is flexible and can be used in a variety of FTTx family configurations.

    Setting up ONT and maintaining equipment is not difficult and does not require significant costs.

    The bandwidth of the Internet channel is practically unlimited.

    The GPON ONT terminal is highly reliable, which is primarily due to the small number of active elements. For the same reason, the network demonstrates low sensitivity to adjacent communication lines.

Today, the price for ONT remains relatively high, but in view of all the advantages of the new technology, this is quite justified.

Advantages of Huawei ONT

Huawei brand equipment is very popular. These are functional, high-performance devices capable of providing services such as HD video, VoIP and the Internet. They are focused on a wide range of services. The Huawei line includes several equipment models that can meet the needs of different user groups.

Where can I buy ONT GPON on favorable terms?

For the query “buy ONT” there are several large equipment suppliers on the global network. But TelSys is the best option. You can always buy an optical network terminal from us on favorable terms. We supply and service modern telecommunications equipment and are an authorized partner of the largest Russian suppliers in the field of IT development.

It would be advisable for operators, providers and corporate clients to buy an ONT optical network terminal. TelSys company offers favorable, completely transparent terms of cooperation for all clients who are going to buy an ONT optical modem from us.

We deliver equipment exactly on time and fulfill all warranty obligations. In our company, the price for ONT GPON remains affordable for different categories of clients.

Our assortment includes only high-quality, original equipment. Based on consumer requests, we have chosen the best for our clients, so in the TelSys catalog you can find Huawei ONT optical terminals in various modifications.

We undertake the comprehensive implementation of projects of any complexity for the development and installation of access networks. The design and installation of communication systems is carried out by experienced specialists taking into account customer requirements, which guarantees the high quality of the services provided.

Submitting an application on the website:

You can submit an application. The day before your specified arrival date, our employee will call you back to confirm your application and clarify the arrival time. When the technician comes to you, he will set up Internet access and sign all the necessary documents.

Call to the Unified Contact Center:

We draw your attention to the need to leave a contact mobile phone number for prompt communication with you.

Sales and service centers:

We draw your attention to the need to leave a contact mobile phone number for prompt communication with you.

You can refuse to call the wizard, get a modem and connect it yourself (if you have the appropriate skills).

Modem contents:

The modem package includes the following minimum set of components (for ZTE 831 AII and ZTE 831 CII modems), which are subject to free connection conditions:
- ADSL modem;
- power unit;
- splitter;
- 1 Ethernet cable 1–1.5 m long;
- 1 USB cable 1–1.5 m long (for some models);
- 2 telephone cables 1–1.5 m long;
- disk with drivers and user manual.

Delivery of equipment by courier:

If you do not need a specialist to perform work on connecting the service, you just need to send us a request to connect the service and receive an ADSL modem using courier delivery to any point in Moscow and Zelenograd! The courier will deliver the contract and equipment to you at any time convenient for you to the address you specified.

After this, you just need to connect the device to a computer and a 220V network, the process of installing the equipment and activating Internet access will take place automatically (when connecting using a 1 Mbit/s tariff plan, the modem is not provided pre-configured. Self-configuration of the modem is required).

Free connection:

Work performed free of charge:
- connecting the modem to a telephone socket using a splitter included with the modem;
- connecting the modem to a computer using the cable and Internet included with the modem;
- connecting the modem to a computer using the USB cable included with the modem (optional for some modems);
- setting up the modem in Bridge or Router mode;
- setting up a modem operating in Router mode to issue IP addresses to a computer using the DHCP protocol, which allows you to connect several computers without additional configuration of the modem;
- setting up a computer to work with an installed modem (setting up automatic receipt of IP addresses from the modem, setting up Internet Explorer, Firefox, Safari, Opera software).

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