淺談PTN和OTN傳輸設(shè)備的優(yōu)劣勢及發(fā)展趨勢

摘要：文章主要研究通信傳輸設(shè)備PTN和OTN之間的區(qū)別和優(yōu)劣勢，以及它們適用于什么樣的場景。首先介紹了PTN和OTN的基本概念和架構(gòu)；然后比較了它們在傳輸效率、可靠性、靈活性和成本方面的差異，并探討了它們適用的不同場景；最后對未來通信傳輸設(shè)備發(fā)展的趨勢進(jìn)行了分析。

關(guān)鍵詞：PTN；OTN；傳輸效率；可靠性；靈活性；成本；場景；發(fā)展趨勢

doi：10.3969/J.ISSN.1672-7274.2023.10.008

中圖分類號：TN 929.1            文獻(xiàn)標(biāo)志碼：A            文章編碼：1672-7274（2023）10-00-03

Differences Advantages Disadvantages and Development Trends between Transmission Equipment PTN and OTN

CHEN Lu

（Zhongshixun Communication Construction Co.， Ltd.， Guangzhou 510300， China）

Abstract： The article mainly studies the differences， advantages and disadvantages between communication transmission devices PTN and OTN， as well as what scenarios they are suitable for. This article first introduces the basic concepts and architectures of PTN and OTN， then compares their differences in transmission efficiency， reliability， flexibility， and cost， and explores their different scenarios. Finally， this article also analyzes the trend of future communication transmission equipment development.

Key words： PTN; OTN; transmission efficiency; reliability; flexibility; cost; scenarios; development trends

1   PTN和OTN的基本概念和架構(gòu)

1.1 PTN的基本概念和架構(gòu)

PTN（Protocol Termination N×32）協(xié)議是一種用于傳輸多個通信流的傳輸協(xié)議，主要應(yīng)用于傳輸語音、數(shù)據(jù)、視頻等多種類型的通信流。（剩余4276字）