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VOIP Gateway Product List

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Don't panic if the optical phone doesn't connect.

It is important to identify the cause of the trouble and to isolate the problem!

When the optical phone is not connecting, it can be confusing to know where to inquire, can't it? Since it operates differently from the traditional phone lines that have been used for a long time, the reasons for the connection issues will also be different. Here, we will introduce the causes and solutions for when the optical phone is not connecting. Please use this information in case of emergencies. [Contents] ■ Causes of optical phone connection issues ■ Specific response methods when the optical phone is not connecting ■ Contact support if the optical phone absolutely cannot connect ■ When the optical phone is not connecting, let's check each potential cause one by one *For more information, please refer to the PDF document or feel free to contact us!

  • Communications
  • VOIP Gateway

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Causes and solutions for poor sound quality (noise) on optical phones.

As a countermeasure, it is important to switch to a voice priority mode that reduces the amount of data!

Optical phone is a telephone function that utilizes optical lines capable of high-speed and stable communication over the internet. However, if you experience poor sound quality or noise while using the optical phone, several causes may be considered. In this blog, we will introduce the causes and solutions for poor sound quality and noise when using an optical phone. [Contents] ■ What is an optical phone? ■ The mechanism of an optical phone ■ Causes of poor sound quality and solutions - Sound quality degradation due to noise - Sound quality degradation due to voice loss *For more information, please refer to the PDF document or feel free to contact us!

  • Communications
  • VOIP Gateway

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What is the boundary of responsibility in a network?

By understanding the point of responsibility, you will know where to seek assistance!

In today's world, where the internet has become widespread, we can connect to the network anytime and anywhere not only with computers but also with tablets and mobile phones. This convenient network is established through various devices, systems, servers, and more. In this blog, we will explain in detail what the responsibility boundary point in a network is. Please take a moment to read it. [Contents] ■ What is the responsibility boundary point in a network? ■ How does the network work? ■ What are the benefits of clearly defining the responsibility boundary point? *For details about the column content, please refer to the PDF document or feel free to contact us!

  • Communications
  • VOIP Gateway

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What is the technical standards conformity certification under the Telecommunications Business Act?

The subject of suitability certification includes all communication devices installed on communication lines!

When using the internet or telephone connected to telecommunications, it is necessary to undergo a connection inspection by a telecommunications provider. Furthermore, it is also necessary to confirm whether the terminal equipment being used meets the standards set by law. This blog explains topics such as "What is technical standards conformity certification?" and "What impact does it have on people using optical lines?" [Contents] ■ What is technical standards conformity certification? ■ About the terminal devices subject to conformity certification ■ What impact does it have on people using optical lines? *For details on the column content, please refer to the PDF materials or feel free to contact us!

  • Communications
  • VOIP Gateway

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What is SIP? A detailed explanation of the mechanism of SIP and its differences from VoIP!

A protocol that connects multiple devices in real-time! We will also introduce the features and characteristics of IP-PBX.

Real-time communication on the internet utilizes a protocol called "SIP." Additionally, SIP is closely related to "VoIP," which is used in IP telephony and other applications. This article will explain the functions and features of SIP, as well as the differences between SIP and VoIP. In today's world, where the internet has become an essential presence, let's deepen our understanding of SIP and VoIP through this article. 【Contents】 ■ What is SIP? ■ What are the differences from VoIP? ■ What is VoIP? ■ What is IP-PBX, which is also used in IP telephony? ■ Summary *For detailed content of the article, please refer to the related links. For more information, feel free to contact us.

  • Other network tools
  • VOIP Gateway

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What is network fault isolation? An explanation of the main causes and procedures for faults!

By checking one by one from a location close to the computer, it is possible to identify the network failure points!

"When the network suddenly becomes unavailable" or "I can't browse the web," it's stressful when a network issue occurs. To resolve network issues, the process of "isolation" is very important. In this blog, we will explain the main causes of network issues, an overview of the "isolation" process to quickly and accurately resolve network problems, and the steps for isolating network issues. [Contents] ■ Main causes of network issues ■ What is network issue isolation? ■ Steps for isolating network issues ■ Investigate network issues starting from the computer's vicinity *For details on the content, please refer to the PDF document or feel free to contact us!

  • others
  • VOIP Gateway

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What is the next-generation standard IPv6? An explanation of its differences from IPv4 and points to note!

High-speed communication is possible! Many ISPs are advancing their IPv6 service offerings.

In an era where various electronic devices are connected to the network, it is said that the traditional IPv4 will soon run out of IP addresses. In response, IPv6, which has emerged as the standard for internet protocols, can generate IP addresses that are virtually limitless. What exactly is IPv6, which is expected to become mainstream in the internet age, and how does it differ from IPv4? This blog will explain the differences, including points to be aware of. [Contents] ■ What is IPv6? ■ What are the differences between IPv6 and IPv4? ■ What are the disadvantages of IPv6? ■ Summary *For details on the column content, please refer to the PDF document or feel free to contact us!

  • Communications
  • VOIP Gateway

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