電話系統 Zoom Workplace

何謂 VoIP?它如何運作?現代企業指南

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發佈日期 2024年7月16日

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What does VoIP stand for?

VoIP is short for Voice over Internet Protocol. You might hear it called Voice over IP, but both terms mean the same thing — calls made over the internet instead of phone lines.

 

The shift away from old-school phone lines has opened the door to faster, smarter ways to stay in touch. Voice over Internet Protocol (VoIP) routes calls over the internet, giving you clearer audio, flexible setup options, and features that traditional systems struggle to match.

Adoption continues to accelerate — the latest VoIP statistics reveal that by 2034, the U.S. VoIP market is expected to reach nearly $152 billion, with the global market projected to hit $415.2 billion.

In this article, you’ll get a quick, practical look at what VoIP is, how it works, and the advantages and tradeoffs to keep in mind. We'll also cover the features that help teams communicate more efficiently.

什麼是 VoIP?

VoIP is a technology that lets you make phone calls using the internet instead of traditional phone lines.

Unlike regular phones, which rely on physical wires, VoIP converts your voice into digital data and sends it over the internet to the person you’re calling. It works similarly to sending an email but transmits your voice instead of text.

In a VoIP setup, the organization typically manages and maintains its own VoIP system, such as Zoom Phone, which includes the necessary hardware, software, and infrastructure. This approach can reduce costs while giving teams more flexibility in how they communicate.

VoIP 的運作方式

說明 VoIP 通話運作方式的插圖

The voice calls you make over Wi-Fi or mobile data are a simple example of VoIP in action. While many apps use this approach for personal communication, the same concept extends for professional use through an IP phone system.

Solutions like Zoom Phone use VoIP technology to provide reliable calling, business numbers, call routing, and other features that help your business manage call workflows more efficiently.

Here’s how VoIP works behind the scenes:

  1. Digitization of voice signals:The VoIP system converts analog speech signals into digital data. This conversion process makes it possible for the voice data to be transmitted over the internet in a format that computers and other digital devices can process.
  2. Packetization of data:After your voice is digitized, it’s broken down into smaller chunks called packets. Each packet contains your voice data and information about its source and destination. This packaging helps your voice data travel efficiently across the internet.
  3. 透過網際網路傳輸:現在,您的語音資料已包裝成封包,可以在網際網路上傳輸。這些封包會透過各種網路裝置(例如路由器和交換器)移動,有助於引導封包到達目的地。
  4. Reassembly of packets: After the packets arrive at their destination, they’re reassembled in the correct order. The system then reconstructs the original voice signal. Despite being transmitted in smaller, discrete packets, the recipient hears a seamless and clear audio transmission, just like in a traditional phone call.

Pros and Cons of VoIP

VoIP can transform your business communication by replacing fixed phone lines with an internet-based system that’s easier to scale, manage, and adapt. This is especially useful for teams that want a flexible setup or use a Bring Your Own Carrier (BYOC) approach, since everything runs on a cloud-based foundation.

There are also a few tradeoffs to consider, particularly surrounding connection quality. Here’s a closer look at both sides:

Pros Cons
  • Cost efficiency: Lower calling costs, especially for long-distance and international calls.
  • Flexible and scalable: Easy to add users, adjust features, or use BYOC as your needs shift.
  • Feature-rich: Call routing, voicemail transcription, analytics, video options, and more.
  • Portable and accessible: Make and receive calls from almost anywhere with internet access.
  • Integrations: Works with workplace tools to streamline communication and workflows.
  • HD audio: Clear, natural-sounding calls.
  • Lower hardware footprint: Fewer on-site devices, which can reduce energy use.
  • Internet dependence: Call quality drops when the connection is slow, unstable, or showing jitter.
  • Quality issues with poor connectivity: Low bandwidth or congestion can cause lag or dropped calls.
  • Emergency calling limitations: Can be affected by power or network outages.
  • Compatibility gaps: Older hardware or specialized systems might not integrate smoothly.
  • Regulatory requirements: Rules vary by region and may require additional configuration.

 

If your team wants modern calling features, simpler management, and room to grow, VoIP offers a strong foundation. Teams see the strongest results when VoIP is paired with a stable internet connection and a provider that fits their workflow.

Pros and cons of VoIP calling

VoIP 的缺點

雖然 VoIP 提供許多好處,但也有一些缺點和限制。讓我們探索您可能遇到的一些挑戰:

  • 對網際網路連線的依賴:VoIP 依賴穩定的網際網路連線。如果您的網際網路連線中斷或出現抖動,便可能會影響通話的品質和可靠性。
  • 網際網路連線不佳的品質問題:低頻寬或網路壅塞可能導致電話中斷、延遲和通話品質不佳,尤其是在高峰使用時間。
  • 緊急通話功能有限:不同於傳統電話系統,VoIP 可能無法為緊急通話提供相同程度的可靠性,停電或網際網路停機等因素可能會影響您撥打緊急電話的能力。
  • 相容性問題:VoIP 可能與某些裝置或服務不相容,尤其是舊的硬體或專有系統。在整合 VoIP 與現有基礎架構或與外部業者溝通時,這可能會帶來挑戰。
  • 監管考量:VoIP 需要遵守獨特的法規要求和法規遵循標準,這些標準因地區而異。

VoIP 通話的優點和缺點

VoIP 電話系統的主要功能

正在尋找可滿足您所有通訊需求的 VoIP 電話系統?以下是一些可以讓您的業務溝通更輕鬆的功能:

 

整合通訊

想像一下,您的所有通訊工具都集中於同一處。透過整合通訊,您可無縫整合會議、電話和 Zoom Chat。就像擁有一個超強的指揮中心為您的團隊協作工作

自動總機

與未接來電說再見,並向虛擬總機打招呼,他們將專業地接聽您的來電,並將來電轉接給適合的人或部門。它是可提供協助的助手,全天候管理您的通話,並將客戶轉接至他們所需的服務。

桌上型電腦與行動裝置相容性

無論身在何處,都能透過透過桌上型電腦和行動裝置保持連線。無論您是在辦公桌前還是外出,都能透過任何相容裝置存取您的 VoIP 電話系統,這樣您便不會錯過任何重要來電。

加密和安全性

透過加密技術與強大的安全措施,保護您的敏感通訊內容。它就像一個安全的「通話保險箱」,可確保您的對話保持私密與和密。

通話和音訊品質

體驗清晰的通話品質,聽起來就像您正在面對面交談。透過高清晰音訊,您可以清晰且自信地進行通訊,讓每次對話都變得輕鬆自然。

借助 Zoom Phone 全方位的通話功能套件,您可以在毫不妥協的情況下,享受靈活的行動雲端電話系統所帶來的優勢。您甚至可透過無縫整合簡化工作流程,利用通話摘要和語音信箱工作等 AI 驅動工具來提高生產力,並透過高清晰音訊品質體驗清晰的通訊。

此外,透過通話錄製、語音信箱轉錄文字和行動應用程式存取等功能,管理您的商務通訊從未如此簡單。

VoIP 與傳統電話

VoIP and traditional landlines both handle business calling, but they work in very different ways. VoIP runs over the internet, making it easier to scale and manage, and is typically packed with features that help teams in today’s workplace communicate more efficiently.

Landlines rely on physical phone lines, which limit flexibility and make it harder to support modern workflows. Additional differences include:

Category VoIP Landlines
Startup cost Usually lower, especially for teams already using cloud tools

App download is free; optional adapter cost: $20-$50
Can be higher due to hardware ($50-$100) and on-site phone installation ($40-$100)
Monthly fees Often more predictable and budget-friendly

Per user estimate: $15-$40 + taxes/fees
Can increase with long-distance and maintenance charges

Per line estimate: $20-$60 + taxes/fees
Call quality High quality with a stable connection Consistent, backed by physical infrastructure
International calls More affordable — lower per-minute rates, often in cents Higher rates — $1+
Features Rich capabilities, including call routing, voicemail transcription, and video options Limited features
Unified communications Can support meetings, phone, and chat in one place Not designed for integrated communication
Security Enterprise-grade security and protection are normally built in Dependent on carrier systems
Other considerations Easily scalable and adaptable to changing needs Less flexible and harder to expand

 

All in all, VoIP stands out for businesses that want a flexible IP phone system with modern workplace features. Landlines still offer steady reliability, but they lack the flexibility, speed, and range of capabilities that VoIP platforms offer for everyday communication.

切換至 VoIP

在設計靈活的工作模式時,您希望增強團隊的連接性,並彌合因物理距離所造成的任何隔閡。這意味著要利用合適的通訊軟體。事實上,傳統的固定電話在美國正逐步淘汰,因此目前考慮切換至 VoIP 是一個明智的想法。

Zoom Phone 是我們以雲端為基礎的 VoIP 電話服務,其透過統一的平台最佳化工作流程,讓電話、聊天、會議等功能在桌上型電腦和行動裝置上無縫連接。此外,其 AI 驅動功能,包括通話後摘要、語音信箱任務擷取和語音信箱優先順序,可簡化工作流程、優先處理任務,並提升通訊管理效率。 

Zoom Phone 還可以與 Zoom Workplace 中的其他工具整合,這是一個人工智慧優先的協作平台。立即聯絡我們,了解 Zoom Phone 如何改變您的商業連接性和協作效率。

VoIP 常見問答集

還有關於 VoIP 的問題嗎?我們有答案!讓我們深入探討一些常見的詢問。

VoIP 費用多少?

IP 語音的費用依據服務供應商、功能和使用者數量等因素而有所不同。通常,VoIP 與傳統電話服務相比,可以節省成本,月費更低,並降低長途費用。 但是,設備和基礎設施可能會有初始設定成本。

手機可以使用 VoIP 嗎?

可以,許多手機皆可使用 VoIP 和 Zoom Workplace 等應用程式進行語音通訊。當手機連線 Wi-Fi 時,這些應用程式會利用 VoIP 技術透過網際網路而非傳統行動通訊網路撥打電話,進而提供潛在的成本節省和增強功能。

可以使用 VoIP 保留目前的電話號碼嗎?

在大多數情況下,是的!VoIP供應商通常提供號碼移轉服務,允許您將現有的電話號碼轉移到VoIP系統。亦即您可以保留熟悉的電話號碼,同時享有VoIP的好處。同樣地,在轉移至Skype號碼時,此功能可讓您無縫保留現有的聯絡人,這對於確保個人或專業通訊的連續性至關重要。

VoIP 比傳統電話更安全嗎?

VoIP 的安全措施可能會依據服務供應商和實施的情況而有不同。雖然 VoIP 提供加密和安全功能來保護您的通訊,但實施最佳做法 (例如維持軟體最新版本) 很重要。

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Okta
納斯達克
樂天
Logitech
Western Union
Autodesk
Dropbox

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